Page 1 FIELD SERVICE HANDBOOK CODE: 00ZAR810//H1E DIGITAL COPIER AR-651 AR-810 MODEL CONTENTS SPECIFICATIONS / ACCESSORIES / OPTIONS / SUPPLIES . . . 1-1 ERROR CODE AND SELF- DIAGNOSIS ....2-1 ADJUSTMENT.
Page 2 OFF. • Be sure not to touch rotating/operating sections such as gears, belts, pulleys, fan, etc. • Be careful when removing the covers since there might be the parts with very sharp edges under- neath.
Page 3 Be sure to handle/install them properly. If these parts are shorted circuit and/or made their functions out, they may burn down, for instance, and may result in fatal accidents. Do not allow a short circuit to occur. Do not use the parts not recommended by Sharp Corporation. Cautionary Labels •...
Page 5 1. SPECIFICATIONS / ACCESSORIES / OPTIONS / SUPPLIES 2. ERROR CODE AND SELF- DIAGNOSIS 3. ADJUSTMENT 4. PREVENTIVE MAINTENANCE (PM) 5. TROUBLESHOOTING 6. FIRMWARE UPDATING 7. POWER SUPPLY UNIT 8. WIRE HARNESS CONNECTION DIAGRAMS...
Page 6: Table Of Contents
3. 7. 1. Sheet sideways deviation caused by paper feeding ..........3-32 3. 8. Adjustment of Developer Unit ....................3-34 3. 9. Adjustment of Fuser Unit ....................... 3-35 3. 9. 1. Adjustment of fuser roller pressure ................3-35 AR-651/810 CONTENTS...
Page 7 Paper transport jam ....................5-1 5.1.2 Paper misfeeding ...................... 5-14 5.1.3 Cover open jam ......................5-21 5.1.4 Jams at eit/reverse section and other transport jams ..........5-24 5.1.5 Original jam in RADF ....................5-33 5.1.6 Paper jam in finisher ....................5-37 AR-651/810 CONTENTS...
Page 8 6. 3. 2. Engine firmware ......................6-39 7. POWER SUPPLY UNIT ......................7-1 7. 1. Output Channel ........................7-1 7. 2. Fuse ............................7-5 8. WIRE HARNESS CONNECTION DIAGRAMS ................8-1 8. 1. AC Wire Harness ........................8-2 8. 2. DC Wire Harness ....................8-4, Appendix AR-651/810 CONTENTS...
Page 9: Specifications
Copying is inhibited until the toner concentration is recovered. Fusing system Heat roller system Induced heating 700 to 1450 W (100V) system 6000 to 1500 W (115V) 700 to 1500 W (230V) Roller diameter (Upper) φ60 Roller diameter (Lower) φ60 1 - 1 AR-651/810 SPECIFICATIONS...
Page 10: Basic Specifications
2. Rated power Pre-heating About 45sec Note 1: When the heater is at 155°C in preheating (AR-651) When the heater is at 70°C in preheating (AR-810) Note 2: State not entering the toner supply mode Note 3: When there is no preceding entry...
Page 11 • Tab paper: Out of warranty for reliability (3) Max. weight Cassette/Manual feed 64 to 209 g/m² 17 lbs to 110 lbs-index Note 1: 80 to 209 g/m² or less available in the Heavy paper mode. 1 - 3 AR-651/810 SPECIFICATIONS...
Page 12 I. Magnification ratio (1) Reduction, enlargement Reduction, enlargement Automatic setup by selection of the document size and the paper size Note 1: Any fixed size (including different series) can be set to Japan A5, OTHER. AR-651/810 SPECIFICATIONS 1 - 4...
Page 13 Factory setup: ON PM counter Yes (Electronic counter) Factory setup: 460K, 500K Resettable counter Document counter Yes (Electronic counter) Factory setup Europe: Yes Others: No JOB counter Copy counter Print counter Copy scan counter File/network scan counter 1 - 5 AR-651/810 SPECIFICATIONS...
Page 14 Mode memory Yes (4 modes) Inhibited in interruption copy Cover mode Yes (following 4 modes) (1) White cover mode (2) Copy cover mode (3) White cover/white back cover mode (4) Copy cover/white back cover mode AR-651/810 SPECIFICATIONS 1 - 6...
Page 15 • Cassette, LCF (Tandem) paper feed, A4/LT size North America: Wausau AR-651 AR-810 Exact/Index Normal paper Europe: Noisydra Color Heavy paper mode 1 Copy Heavy paper mode 2 Note 3: The duplex function is available. 1 - 7 AR-651/810 SPECIFICATIONS...
Page 16 Insert O. Digital edit function Independent zoom Mirror image Black-white reversion Electronic sort Magazine sort Page numbering Rotation copy Image overlay Document storage Date/time writing Image direction AR-651/810 SPECIFICATIONS 1 - 8...
Page 17 Transit and storage with –40 to 50°C, 85% RH or less, without dew consumable parts packed together Transit and storage of consumable –10 to 35°C, 85% RH or less, without dew parts 1 - 9 AR-651/810 SPECIFICATIONS...
Page 18 Spacer for the document tray Rear edge guide for tab paper Maintenance management table (CCASZ0067FC02) Delivery and installation report (TCADZ1510FCZZ) (Australia) MSDS card (TCADZ) (North America, Europe) Warranty paper for Australia (TGANE1001QCZB) (Australia) cover-screws, 3 pcs. AR-651/810 SPECIFICATIONS 1 - 10...
Page 19 LT series: LD, LG, LT, LT-R, ST-R, COM Kind PPC paper Paper weight Weight: 64 to 209 g/m² (17 lbs to 110 lbs-index) Curl level 5 mm or less (Paper feed section) Transport reference Center reference 1 - 11 AR-651/810 SPECIFICATIONS...
Page 20 Horizontal shift Machine 0±3.0 mm Machine: Fixed document, System 0±4.0 mm single-side, normal ratio, sort mode Slant Machine 1.0 mm or less Machine: Fixed document, System 3.0 mm or less/200 mm single-side, normal ratio AR-651/810 SPECIFICATIONS 1 - 12...
Page 21: Accessories
AR-PN3A 2 holes (φ6.5) Europe AR-PN3B 2 holes/3 holes automatic selection(φ8.0) North America AR-PN3C 4 holes (φ6.5) (80mm pitch) France AR-PN3D 4 holes (φ6.5) (70, 21mm pitch) Sweden Inserter AR-CF1 Printer kit AR-P15 AR-PK2 AR-PK3 1 - 13 AR-651/810 SPECIFICATIONS...
Page 22 AR-651/810 SPECIFICATIONS 1 - 14...
Page 23 1 - 15 AR-651/810 SPECIFICATIONS...
Page 24 AR-651/810 SPECIFICATIONS 1 - 16...
Page 25: Error Codes And Self-Diagnosis
Paper fed from the 3rd cassette (not reaching the registration sensor) Paper fed from the 3rd cassette (not reaching the 1st cassette transport sensor) Paper fed from the 3rd cassette (not reaching the 2nd cassette transport sensor) 2 - 1 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 26 RADF opened at the original transporting RADF opened at the large original discharging RADF opened at the small original reversing RADF opened at the small original discharging RADF opened at the original scanning section AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 2...
Page 27 Paper remaining in the inserter when power is ON Wrong size of inserter Inserter feeding Jam Paper transport jam inside the Paper left on the transport path copier (3) Paper left on the transport path 2 - 3 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 28 Abnormal pressure roller thermistor during a ready state Abnormal IH power voltage / IH initialization error IGBT high temperature Abnormal IH circuit or coil Cleaning web finished Web motor signal path error AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 4...
Page 29 Abnormal saddle stitcher stitch motor (front) Abnormal saddle stitcher stitch motor (rear) Abnormal saddle stitcher alignment motor Abnormal saddle stitcher guide motor Abnormal saddle stitcher paper folding motor Abnormal saddle stitcher paper positioning plate motor 2 - 5 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 30 Abnormal horizontal registration motor Abnormal punch motor Abnormal punch unit backup RAM data Communication error between inserter and finisher Abnormal inserter EEPROM Abnormal inserter fan Service call for others Abnormal main CPU HDD formatting error AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 6...
Page 31 0: Not used 1: Copying 2: Not used 3: Not used 4: LAN printer 5: DSS Reproduction ratio Primary scanning reproduction ratio Shown in hexadecimal Secondary scanning reproduction ratio Shown in hexadecimal The latest 20 errors data can be displayed in the setting mode (08-253). 2 - 7 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 32: Self-Diagnosis Modes
[POWER] OFF/ON during the LED and LCD are lit. 2. Key Check Keys with LED (Press to turn OFF the LED.) Keys without LED (Press to display the message on the control panel.) AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 8...
Page 33 In the “Control panel check mode”, copying is disabled. Enter the standby state by pressing the [CLEAR] key to start copying. Turn OFF the power after using the self-diagnosis mode, and leave the copier to the user. 2 - 9 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 34: Input Check (Test Mode 03)
Note: Initialization is performed before the copier enters the test mode. [Example of display during input check] Items to be checked and the state of the copier with the icons [A] to [H] displayed in black are listed on the following pages. AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 10...
Page 35 4th cassette transport sensor No paper 4th cassette tray top sensor Top position 4th cassette tray bottom sensor Bottom position 4th cassette detection switch Cassette installed 4th cassette paper empty sensor No paper — — 2 - 11 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 36 Transport sensor 3 Paper present — — — — — — — — Finisher connection (IPC board connection) Not connected Fuser unit switch Fuser unit installed — — Developer unit switch Developer unit installed AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 12...
Page 37 Wire cleaner stop position switch Other than stop position Exit jam access door open/close switch Door opened — — — — — Key copy counter connection Not connected Toner cartridge switch No cartridge — 2 - 13 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 38 Original present RADF small original reverse sensor Original present RADF original length sensor Original present RADF original width sensor-1 Original present RADF original width sensor-2 Original present RADF original width sensor-3 Original present AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 14...
Page 39 Items to check with black icon — — — — — — RADF APS operation sensor APS sensors operated RADF 24V power supply Power OFF — — — — — — — — 2 - 15 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 40: Output Check (Test Mode 03)
Used toner transport motor ON Code 116 operation OFF Laser ON Code 118 operation OFF Fuser moter (low speed) ON Code 119 operation OFF Exit motor (normal) ON Code 120 operation OFF AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 16...
Page 41 Main charger wire cleaner motor ON Transfer belt cam motor UP/DOWN Transfer belt supply roller bias TR1 ON/OFF Transfer belt supply roller bias TR2 ON/OFF Transfer belt supply roller bias TR3 ON/OFF 2 - 17 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 42 IH fan (high speed) ON/OFF IH fan (low speed) ON/OFF Reverse section fan 1 (high speed) ON/OFF Reverse section fan 1 and 2 (low speed) ON/OFF Reverse section fan 2 (high speed) ON/OFF AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 18...
Page 43: Test Print Mode (04)
2. Turn the power OFF, and then turn it back ON to clear the error. Code Types of test pattern Remarks Primary scanning direction, 33 gradation steps, error diffusion Secondary scanning direction, 33 gradation steps, error diffusion Grid pattern (Pattern width: 2 dots, Pitch: 10 mm) 2 - 19 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 44: Adjustment Mode (05)
(Sub code) [POWER] (Code) * [JOB STATUS] key [INTERRUPT] Test (Exit) (Stores value in copy RAM) Enter a [CLEAR] [CLEAR] value (Corrects value) (Corrects value) * Press [JOB STATUS] to enter “–”. AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 20...
Page 45 Therefore, the problem of fusing efficiency may be occured in the test copy at the adjustment mode. In that case, turn ON the power normally, leave the copier for approx. 3 minuites after it has become ready state and then start up the adjustment mode again. 2 - 21 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 46 Image quality control -255 Display of the exposure corrected value ~255 Image quality control 0~255 Display of limiter flag Enforced performing of Image quality – – control Image quality control 0~255 Control status display AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 22...
Page 47 0.1%. RADF sideways deviation adjustment 0~255 When the value increases by “1”, the image of original fed from the RADF shifts toward the rear side of paper by approx. 0.0423mm. 2 - 23 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 48 Right margin adjustment (blank area 0~255 at the right of the paper along the pa- per feeding direction) Bottom margin adjustment (blank 0~255 area at trailing edge of paper) AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 24...
Page 49 /Long size 449-1 4th cassette 0~31 /Middle size 449-2 4th cassette 0~31 /Short size 449-3 4th cassette 0~31 /Thick paper 450-0 1st cassette 0~31 /Long size 450-1 1st cassette 0~31 /Middle size 2 - 25 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 50 /Thick paper 458-0 Bypass feeding 0~31 /Long size 458-1 Bypass feeding 0~31 /Middle size 458-2 Bypass feeding 0~31 /Short size 458-3 Bypass feeding 0~31 /Thick paper 458-4 Bypass feeding 0~31 /Post card AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 26...
Page 51 0~255 approx. 0.097%. Fine adjustment of the fuser motor 0~255 When the value increases by “1”, rotation speed the rotation speed increases by 0~255 approx. 0.061%. 2 - 27 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 52 Fine adjustment of Photo/Text 0~255 image becomes darker. “automatic density” Tex 128 0~255 Range correction Photo/Text 0~255 When the value increases, the Background peak Photo 0~255 background becomes more adjustment Text 0~255 brightened. AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 28...
Page 53 05-657, 658: With decreasing the value, the thin spotted text is Toner save suppressed, and with increasing it, the blurred text is suppressed. 2 - 29 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 54 The values of the background peak and text peak affect the reproduction of the background Text density and text density respec- tively. Background peak Text peak fixed fixed varied fixed fixed varied varied varied AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 30...
Page 55 [CANCEL] [POWER] [SET] OFF/ON [0] [8] [Digital key] [START] [Digital key] [START] [Digital key] (Exit) [POWER] (Code) (1st setting) (2nd setting) [INTERRUPT] (Stores value in RAM) [CLEAR] [CLEAR] (Corrects value) (Corrects value) 2 - 31 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 56: Setting Mode (08)
(2nd cassette feeding) 0.1mm Tab paper printing/ 0~300 Setting of the initial value for the shift tab shift setting (2nd amount at the tab printing mode by cassette feeding) 0.1mm AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 32...
Page 57 /140~297 P a p e r s i z e ( 1 3 ” L G ) 330/216 182~432 feeding/widthwise direction /140~297 Paper size (8.5”X8.5”) 216/216 182~432 feeding/widthwise direction /140~297 2 - 33 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 58 1: A3/B4/LD/COMP/LG/FOLIO (330mm or over) 1st cassette counter 0~99999999 Counting of the number of sheets fed from the 1st cassette 2nd cassette counter 0~99999999 Counting of the number of sheets fed from the 2nd cassette AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 34...
Page 59 F u s e r u n i t d r i v e t i m e 0~99999999 Counting of the heat roller rotation time c o u n t e r (sec.) (enter 0 to reset the counter) 2 - 35 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 60 0: Cleaning 1: No cleaning Abnormal d e t e c t i o n 0~16 number of the drum surface potential sensor control Setting of the drum 0: Valid 1: Invalid surface potential sensor AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 36...
Page 61 When image deterioration is allowable, copier can be used without any judgment as to whether adjustment has been finished or not. This can continue untill a replacement unit is available and service technician can use this mode for that purpose. 2 - 37 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 62 Paper size designation JPN:A5R 0~255 Press the icon on the LCD to select the for OTHER key UC:COMP size. EUR:FOLIO Original size priority 0: Same size originals (same/mixed size) 1: Mixed size originals AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 38...
Page 63 0: YYYY.MM.DD 1: DD.MM.YYYY UC:2 2: MM.DD.YYYY EUR:1 Automatic sorting mode 0: Disabled 1: STAPLE 2: SORT priority setteing (RADF) 3: GROUP Sorter mode priority 0: NON SORT 1: STAPLE 2: SORT setting 3: GROUP 2 - 39 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 64 Setting of whether or not feeding a paper bypass feed printing automatically into the copier when it is placed on the bypass tray 0: OFF (Press the [START] key to start feeding.) 1: ON (Automatical feeding) AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 40...
Page 65 Image quality control/ 0~16 Abnormality detection number (Enter 0 to reset) Setting of image quality 0: ON 1: OFF control Image quality control/ 0~30 Auto-start print volume setting 1 2 - 41 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 66 (*2) When changing the values of the codes 859, 860, 861, 862 and 863, shift the same amount at all of these codes. (*3) When changing the values of the codes 864, 865, 866, 867 and 871, shift the same amount at all of these codes. AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 42...
Page 67 RADF ROM version – – DF-XXX Finisher ROM version – – SDL-XXX FIN-XXX Inserter ROM version – – INS-XXX FROM basic section soft- VX.X/X.X ware version FROM internal program – – VXXX.XXX version 2 - 43 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 68 0: Normal paper 1: Thick paper 2: Thick paper 2 Paper type information Displaying of the set paper type / Tandem LCF 0: Normal paper 1: Thick paper 2: Thick paper 2 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 44...
Page 69 Paper type information Displaying of the set paper type / Inserter 0: Normal paper 1: Thick paper 3: OHP film FSMS total counter 0~99999999 1110 Image quality control/ 0~20 Auto-start print volume setting 2 2 - 45 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS...
Page 70 3rd cassette separation roller 2361 2362 200/200/200 — 2364 4th cassette separation roller 2365 2366 200/200/200 — 2368 Bypass separation roller 2369 2370 100/100/100 — 2372 External LCF separation roller 2357 2358 500/500/500 — 2360 AR-651/810 ERROR CODES AND SELF-DIAGNOSIS 2 - 46...
Page 71: Adjustment
Note: The set value “10” and “11” are valid when the controller AR-P15 is installed and the HDD is initialized at “2” (normal type). They are applied to the template used in the scanner function (needing AR-PK3). 3 - 1 AR-651/810 ADJUSTMENT...
Page 72: Adjustment Of Auto-Toner Sensor
: indicates the latest adjustment value. (4) After about two minutes, the value changes to “0”. TEST MODE WAIT (5) After the automatic adjustment has finished normally, the value becomes stable and the display changes as follows. 240% ADJUSTMENT MODE AR-651/810 ADJUSTMENT 3 - 2...
Page 73 (9) Enter “290” using the digital keys and press the [START] key. (enforced performing of image quality control) The display changes as follows. 100% [290] [START] TEST MODE WAIT (10)After the operation has finished, the copier are automatically stopped and the following is displayed. 100% TEST MODE (11)Turn OFF the power. 3 - 3 AR-651/810 ADJUSTMENT...
Page 74: Dimensional Adjustment Of Copied Image
When the image position has to be matched at all modes, carry out a setting so that reversing can be performed also at the “Manually-placed original/Non-sort mode” (setting mode: 08-627). However, 0.7sec. of delay at first copy occurs when this setting is carried out. AR-651/810 ADJUSTMENT 3 - 4...
Page 75 [ENERGY SAVER]: Test copy WAIT WARMING UP [COPY] If the copied image does not satisfy the specifica- 100% tions, return to , and COPYING perform the adjustment again. [POWER ] OFF/ON: To exit the adjust- ment mode 3 - 5 AR-651/810 ADJUSTMENT...
Page 76: Paper Alignment
Select the appropriate value when the adjustment value is changed while confirming if the leading edge is not shifted. * As a tentative countermeasure, the service life of the feed roller can be extended by increasing the aligning amount. AR-651/810 ADJUSTMENT 3 - 6...
Page 77: Printer Related Adjustment
(Enter the same value entered in the step 5 above with the digital keys) Press the [SET] or the [INTERRUPT] key to store the value in the RAM. Note: The first line of the grid pattern is occasionally not printed out. 3 - 7 AR-651/810 ADJUSTMENT...
Page 78 * At the duplexing, measure it on the top side. 4. Check if the distance D is within the range of 52 ± 0.5 mm. 5. If not, change the value taking the following procedure and measure the distance D again. AR-651/810 ADJUSTMENT 3 - 8...
Page 79 2nd cassette.) 3. Check the grid pattern on the top side of the paper. Measure the distance E from the front edge of the paper to the 6th line of the grid pattern. 3 - 9 AR-651/810 ADJUSTMENT...
Page 80 Press the [SET] or the [INTERRUPT] key to store the value in the RAM. “100% A” is displayed. Press [3] [ENERGY SAVER] (Grid patterns are printed out on both sides of the paper) *The larger the adjustment value, the longer the distance E becomes (approx. 0.5 mm/10 steps). AR-651/810 ADJUSTMENT 3 - 10...
Page 81 D: 05-439 (1st cassette, A4/LT), 440 (2nd cassette, A3/LD), 441 (3rd cassette or tandem LCF, A4/LT), 443 (External LCF, A4/LT), 444 (4th cassette, A4),442 (bypass feed, A4/LT), 445 (duplexing, A3/LD) 52±0.5 mm (–0.4 mm/steps) E: 05-498-0, 498-1 52±0.5 mm (+0.5 mm/10 steps) 3 - 11 AR-651/810 ADJUSTMENT...
Page 82: Scanner Related Adjustment
In the case of B: Loosen the adjustment screw for mirror-2 (CCW). [Step 2] In the case of C: Tighten the adjustment screw for mirror-1 (CW). In the case of D: Loosen the adjustment screw for mirror-1 (CCW). AR-651/810 ADJUSTMENT 3 - 12...
Page 83 Press the [SET] or the [INTERRUPT] key to store the value in the RAM. (“100% A” is displayed.) * The larger the adjustment value, the higher the reproduction ratio and the longer the distance A become (approx. 0.5 mm/5 steps). Copied image of the ruler Feeding direction 3 - 13 AR-651/810 ADJUSTMENT...
Page 84 Press the [SET] or the [INTERRUPT] key to store the value in the RAM. (“100% A” is displayed.) * The larger the adjustment value, the more the image is shifted to the right and the distance B becomes wider (0.0423 mm/step). Copied image of the ruler Feeding direction AR-651/810 ADJUSTMENT 3 - 14...
Page 85 Press the [SET] or the [INTERRUPT] key to store the value in the RAM. (“100% A” is displayed.) * The larger the adjustment value, the lower the reproduction ratio becomes. (0.05 mm/ step) Copied image of the ruler Feeding direction 3 - 15 AR-651/810 ADJUSTMENT...
Page 86 Press the [SET] or the [INTERRUPT] key to store the value in the RAM. (“100% A” is displayed.) * The larger the adjustment value, the more the image is shifted to the leading edge (0.1433 mm/step). Copied image of the ruler Feeding direction AR-651/810 ADJUSTMENT 3 - 16...
Page 87 Press the [SET] or the [INTERRUPT] key to store the value in the RAM. (“100% A” is displayed.) * The larger the adjustment value, the wider the blank area at the right side becomes (0.0423 mm/step). Feeding direction 3 - 17 AR-651/810 ADJUSTMENT...
Page 88 Press the [SET] or the [INTERRUPT] key to store the value in the RAM. (“100% A” is displayed.) * The larger the adjustment value, the wider the blank area at the trailing edge becomes (0.0423 mm/step). Feeding direction AR-651/810 ADJUSTMENT 3 - 18...
Page 89: Image Quality Adjustment
[POWER ]OFF/ON:To exit the adjust- ment mode Notes: 1. Only one single-sided copy can be made. 2. Since the duplex copying is disabled, make a test copy after exiting the adjustment mode. 3 - 19 AR-651/810 ADJUSTMENT...
Page 90: Sharpness Adjustment For Copier
0: Use default value (equivalent to the Code set value 5) 1 to 9: Gamma data (The larger the value, the darker the image becomes) The entry procedure of the adjustment value is the same as that for “3.4.1 Image density”. AR-651/810 ADJUSTMENT 3 - 20...
Page 91: Setting For Range Correction For Copier
When the value is increased, the background (low Code for range correction density section) of the image becomes not to be output. The entry procedure of the adjustment value is the same as that for “3.4.1 Image density”. 3 - 21 AR-651/810 ADJUSTMENT...
Page 92: Adjustment Of Blurred/Thin Spotted Text
2. Input the same value for the code 672/673 and code 676/677. 3. Remember that the image specifications and life span of the replacing parts may not meet the standard when the setting value is changed from the default value. AR-651/810 ADJUSTMENT 3 - 22...
Page 93: High-Voltage Adjustment
• (–) terminal C o n n e c t t o t h e f r a m e (ground). 3. Set the door switch jig and start up the adjustment mode (05). 3 - 23 AR-651/810 ADJUSTMENT...
Page 94 • Image contrast becomes low. • Image is patchy or blurred. • The carrier in the developer material adheres to the photoconductive drum, causing scratches around the cleaner. AR-651/810 ADJUSTMENT 3 - 24...
Page 95: Adjustment Of Scanning Section
Adjustment of the carriage wire tension is not necessary since a certain tension is applied to the carriage wires by the tension springs. Note: Make sure that the tension applied to the wire is normal. 3 - 25 AR-651/810 ADJUSTMENT...
Page 96 Put the carriage-1 on the rail, make the C/D section of the exit side frame touch with the inside of the exit frame and screw up the front/rear side of the bracket to fix it. Exit side frame [Front] [Rear] Bracket Bracket AR-651/810 ADJUSTMENT 3 - 26...
Page 97 · Each turn should be pushed against the previously wound turn so that there is no space between them. Hook Hook Silver Black 5 turns 5 turns No space between turns Ball terminal Ball terminal 2 turns 2 turns 3 - 27 AR-651/810 ADJUSTMENT...
Page 98 Notes: 1. When the wire holder jig is attached, make sure that the wire is not shifted or loosened. 2. The wire should come out of the slot of the wire holder jig and be passed under the arm of it. AR-651/810 ADJUSTMENT 3 - 28...
Page 99: Lens Unit
· When the unit is replaced with a new one, do not loosen or remove the 8 screws indicated with the arrows. Rear side Front side · Handle the unit with care. Do not hold the lens and adjusted part (hold the unit as shown below). Do not hold the lens and adjusted part. 3 - 29 AR-651/810 ADJUSTMENT...
Page 100 1. Remove the original glass and lens cover. Adjustment pin 2. Screw the two pins for the lens magnification adjustment to the long hole at the lens base. 3. Loosen the 2 screws fixing the lens unit. AR-651/810 ADJUSTMENT 3 - 30...
Page 101 5. Attach the lens cover and original glass. Make a copy to confirm the reproduction ratio. 6. Remove the original glass and lens cover again, and tighten 2 screws to fix the lens unit. 7. Reattach the lens cover and original glass. 3 - 31 AR-651/810 ADJUSTMENT...
Page 102: Adjustment Of Paper Feeding System
LCF (the direction (A) in the figures below). (the direction (B) in the figures below). Feeding Feeding direction direction Center Center Front Front • Cassette feeding • Bypass feeding AR-651/810 ADJUSTMENT 3 - 32...
Page 103 • Tandem LCF Move the screws to the long holes and adjust the position of the front cover along the front-rear direction. 3 - 33 AR-651/810 ADJUSTMENT...
Page 104: Adjustment Of Developer Unit
(3) Pole position of the developer sleeve The pole positions of the developer sleeves are set by installing the sleeve holders and pole position fixing bushings. Therefore, the adjustment of the pole position is not necessary. AR-651/810 ADJUSTMENT 3 - 34...
Page 105: Adjustment Of Fuser Unit
One half turn corresponds to narrowing the nipped section by about 0.5mm. (8) If |F-R|<0.5mm, the adjustment is completed. Close the RADF and make five blank copies with A3/ LD size to clean the heat and pressure rollers. 3 - 35 AR-651/810 ADJUSTMENT...
Page 106: Setting Of Fuser Roller Temperature
(2) Adjust the gap between the fuse inlet guide and the pressure roller. (0.4 < = gap < 1.7) Scale Fuser inlet guide Pressure roller AR-651/810 ADJUSTMENT 3 - 36...
Page 107: High-Fusing Mode
The level for the continuous printing is set at the “high-fusing mode 2 (08-433)”. The level is raised by delaying the printing cycle and controlling not to lower the fuser roller temperature. Note: (1) and (2) can be combined. The above settings are reflected when the “Thick paper 2” is selected. 3 - 37 AR-651/810 ADJUSTMENT...
Page 108: Adjustment Of Exit/Reversal Unit
(6) Turn the latch holder to the opposite direction, and install it to the plate. (7) Turn the plate upside down (with the long hole upside), and install it again with 2 screws after adjusting the same amount as did in the above (4). AR-651/810 ADJUSTMENT 3 - 38...
Page 109: Adjustmet Of Reversing Automatic Document Feeder
Plate together. (5) Fix hinges at the feed and exit sides with 2 shouldered screws (shown by white arrows). (6) Tighten 2 screws loosened at the step (4). [Exit side] [Feed side] 3 - 39 AR-651/810 ADJUSTMENT...
Page 110: Skew Adjustment
: Move a screw to the long hole and shift the plate to the direction of B. In case of : Move a screw to the long hole and shift the plate to the direction of A. AR-651/810 ADJUSTMENT 3 - 40...
Page 111: Adjustment Of Solenoid
To install this solenoid, put the end faces of the bracket and solenoid together. When the large original reverse flapper is not pulled at completely, Ends faced-up loosen the screws and shift the solenoid upward to adjust the level of the flapper movement. 3 - 41 AR-651/810 ADJUSTMENT...
Page 112: Adjustment Of Radf Open/Close Switch
The height is adjusted with 2 adjustment screws at Adjustment screw hinges. Adjust the height so that the platen guide holders (front, rear) touch the ADF original glass. Platen sheet Platen guide holder ADF original glass Original glass AR-651/810 ADJUSTMENT 3 - 42...
Page 113: Preventive Maintenance (Pm)
* The screen goes back to the main screen when the counter clear is executed or the [CANCEL] key is pressed after moving from the main screen, while it goes back to the sub screen after moving from the sub screen. 4 - 1 AR-651/810 PREVENTIVE MAINTENANCE...
Page 114 Notes: 1. “—” is always displayed at the drive time section for the reversing automatic document feeder (RADF) and feed unit. 2. “—” is displayed at the numeric section for the paper source which is not installed since the paper source is different depending on the destination. AR-651/810 PREVENTIVE MAINTENANCE 4 - 2...
Page 115 Displaying of information for the unit or sub unit (parts) to be cleared When the [INITIALIZE] key is pressed, “Present number of printouts” and “Preseut drive” are cleared and “Previous replacement date” is updated. 4 - 3 AR-651/810 PREVENTIVE MAINTENANCE...
Page 116 1st cassette separation roller [1ST SEPARATION] LCD screen. 2nd cassette separation roller [2ND SEPARATION] 3rd cassette separation roller [3RD SEPARATION] 4th cassette separation roller [4TH SEPARATION] Bypass separation roller [BYPASS SEPARATION] External LCF separation roller [EX.LCF SEPARATION] AR-651/810 PREVENTIVE MAINTENANCE 4 - 4...
Page 117: General Descriptions For Pm Procedure
Clean with soft pad, or replacement, cloth or vacuum cleaner Silicon oil replacement confirm there is Inspector’s White grease (Value x 1,000) no problem. name (Molycoat) Replace if deformed Remarks AV Alvania No.2 or damaged 4 - 5 AR-651/810 PREVENTIVE MAINTENANCE...
Page 118 [Preventive Maintenance Checklist] Notes: 1. Perform cleaning and lubricating in every 460,000 copies for the AR-651 and every 500,000k copies for the AR-810. Lubricate the replacement parts following to the replacement cycle. 2. Values under “Replacement” indicate the replacement cycle for the AR-651/AR-810.
Page 119 44. Used toner auger drive section 45. Cleaner lower guide 46. Image quality sensor 47. Drum shaft bearing Developer 48. Whole developer unit 460/500 unit 49. Developer material 50. Front shield 51. Oil seal (9pcs.) 920/1000 4 - 7 AR-651/810 PREVENTIVE MAINTENANCE...
Page 120 66. Upper separation finger 67. Cleaning web 460/500 460/500 68. Web pushing roller 69. Cleaning roller (felt) 460/500 70. Cleaning roller (metal) 460/500 71. Thermistor (4pcs.) 72. Fuser unit inlet/exit guide 73.Web motor worm gear AR-651/810 PREVENTIVE MAINTENANCE 4 - 8...
Page 121 94. First roller 95. 2nd roller 96. Read sensor 97. Read guide 98. Read roller 99. 3rd roller 100. 4th roller 101. Reverse sensor 102. Exit roller 103. Reverse roller or A 104. Platen sheet 4 - 9 AR-651/810 PREVENTIVE MAINTENANCE...
Page 122 34 37 76 64 48 51 28 29 86 87 [Front side] AR-651/810 PREVENTIVE MAINTENANCE 4 - 10...
Page 123 73 75 74 75 [Rear side] 4 - 11 AR-651/810 PREVENTIVE MAINTENANCE...
Page 124 [Automatic Document Feeder] AR-651/810 PREVENTIVE MAINTENANCE 4 - 12...
Page 125 *4 Separation roller When replacing the separation roller, replace only the roller and continue to use the torque limitter. Gear Pickup roller Idler gear shaft Torque limitter One-way clutch Separation roller Feed roller 4 - 13 AR-651/810 PREVENTIVE MAINTENANCE...
Page 126 Next, wipe the inner diameter of the drum shaft bearing with a cloth. (If toner adheres to the inner diameter, you may no longer be able to draw out the drum shaft.) Drum shaft bearing AR-651/810 PREVENTIVE MAINTENANCE 4 - 14...
Page 127 Apply white grease to the toner transport auger drive section (shown by arrow). *12 Developer material After replacing the developer material, be sure to perform the auto-toner adjustment and then enforced performing of image quality control. 4 - 15 AR-651/810 PREVENTIVE MAINTENANCE...
Page 128 (3) Wipe off any grease the exudes from the inside. Oil seal Mixer Shaft Apply a coating of grease (Alvania No.2) to the Mixer shaft entire periphery of the mixer shaft before attaching the bearing. Bearing AR-651/810 PREVENTIVE MAINTENANCE 4 - 16...
Page 129 The finger may be damaged if the toner adhering to the tip of it is scraped off forcibly. Replace the finger if the toner is sticking to it heavily. 4 - 17 AR-651/810 PREVENTIVE MAINTENANCE...
Page 130 Clean the thermistor with alcohol if the toner or dirt is sticking to it when the fuser roller is replaced. Do not deform or damage the thermistor during the cleaning. Replace the thermistor with a new one if it is damaged or deformed regardless of degree. AR-651/810 PREVENTIVE MAINTENANCE 4 - 18...
Page 131 Transfer belt cleaning blade BL-6510TR Transfer belt cleaning brush B-6510TR Fuser roller HR-8110-U Pressure roller HR-6570-L Cleaning web CW-6510 Web pushing roller PR-6510W Cleaning roller (metal) B-8070L Cleaning roller (felt) SR-6570L Fuser unit upper separation finger SCRAPER-212 4 - 19 AR-651/810 PREVENTIVE MAINTENANCE...
Page 132: Jig List
Door switch jig RADF positioning pin Wire holder jig Developer bottle nozzle Area sheet Lens magnification adjustment pin Brush Downloading jig (DLM board) Downloading jig (DLS board) P200-I1 P200-I2 P200-I5 P200-I6 P200-I4 P200-I7 P200-I8 P201-I2 P201-I1 AR-651/810 PREVENTIVE MAINTENANCE 4 - 20...
Page 133: Precautions For Storing And Handling Supplies
Notes: 1. Application of the patting powder is for reducing the friction between the drum, cleaning blade, and separation fingers. If the application of patting powder is neglected, the drum and cleaning blade may be damaged. 4 - 21 AR-651/810 PREVENTIVE MAINTENANCE...
Page 134: Checking And Cleaning Of Drum Cleaning Blade And Transfer Belt Cleaning Blade
• Do not apply solvents such as paint thinner to the blade. • Do not allow loose thread or dirt to contact the blade edge. • Do not place the blade near a heat source. AR-651/810 PREVENTIVE MAINTENANCE 4 - 22...
Page 135: Handling Of Drum Cleaning Brush And Transfer Belt Cleaning Brush
For a better cleaning effect, clean the roller when it is still warm. Note: Be careful not to rub the teflon-coated surface with your fingernails or hard objects because it is easily damaged. Do not apply the silicon oil to the fuser roller. 4 - 23 AR-651/810 PREVENTIVE MAINTENANCE...
Page 136: Checking And Replacing Of Cleaning Web And Cleaning Rollers (Felt, Metal)
Replace them preferably after a specified number of copies have been made. (3) Precaution when installing cleaning web Fully confirm that the cleaning web has no slacks, which may cause a cleaning defect by generating kinks and lines. AR-651/810 PREVENTIVE MAINTENANCE 4 - 24...
Page 137: Replacement Of Maintenance Parts
4) REMOVE parts WARNING: The unpacking and set-up procedure shall be done by a qualified service technician. 4. 8. 1. DRUM UNIT 1) UNPLUG 5) REMOVE 2) OPEN 6) ROTATE 3) OPEN 7) DISCONNECT 4 - 25 AR-651/810 PREVENTIVE MAINTENANCE...
Page 138 8) REMOVE 12) REMOVE 9) REMOVE 13) REMOVE 10) REMOVE 14) REMOVE 11) REMOVE 15) TURN OVER AR-651/810 PREVENTIVE MAINTENANCE 4 - 26...
Page 139 16) REMOVE 20) REMOVE 21) INSTALL 17) TURN OVER 18) REMOVE 22) INSTALL 19) REMOVE 23) INSTALL 4 - 27 AR-651/810 PREVENTIVE MAINTENANCE...
Page 140 24) INSTALL 28) ROTATE 29) INSTALL 25) INSTALL 26) INSTALL 30) CONNECT 27) INSTALL 31) INSTALL AR-651/810 PREVENTIVE MAINTENANCE 4 - 28...
Page 141 “DRUM FINGER” can be initialised in the same way as “DRUM”. Note: In the case of “OZONE FILTER”, initialisation only tahes place when the ozone filter is replaced, so do not initialise when changing this unit. 4 - 29 AR-651/810 PREVENTIVE MAINTENANCE...
Page 142: Developer Unit
(9) Turn off the power switch and then turn 2) OPEN it back on again. The message display will change as follows. 35) PRESS 3) OPEN 36) END 4) REPLACE 4. 8. 2. DEVELOPER UNIT 1) UNPLUG 5) FILL AR-651/810 PREVENTIVE MAINTENANCE 4 - 30...
Page 143 6) CLOSE 10) ROTATE 7) OPEN 11) REMOVE 8) REMOVE 12) REMOVE 9) REMOVE 13) REMOVE 4 - 31 AR-651/810 PREVENTIVE MAINTENANCE...
Page 144 14) REMOVE 18) INSTALL 15) REMOVE 19) INSTALL 16) REPLACE 20) ROTATE 21) INSTALL 17) INSTALL AR-651/810 PREVENTIVE MAINTENANCE 4 - 32...
Page 145 25) PLUG IN (7) About one minute later the machine stops its operation and “TEST MODE” is displayed. (8) Turn the machine off and then back on again. The message display will change as shown below. 4 - 33 AR-651/810 PREVENTIVE MAINTENANCE...
Page 146: Fuser Unit
3) REMOVE 4) OPEN 4. 8. 3. FUSER UNIT CAUTION: The fuser unit and its environment may be very hot. So perform replacement only after it has sufficiently cooled down. 1) UNPLUG 5) REMOVE AR-651/810 PREVENTIVE MAINTENANCE 4 - 34...
Page 147 6) REMOVE 10) REPLACE 7) REMOVE 11) INSTALL 12) INSTALL 8) REMOVE 9) REMOVE 13) INSTALL 4 - 35 AR-651/810 PREVENTIVE MAINTENANCE...
Page 148 (1) While pushing the “6” key and the START key at the same time, turn on the power switch. The following message will be shown on the display. (2) Enter the code number “2”. AR-651/810 PREVENTIVE MAINTENANCE 4 - 36...
Page 149 (10) Key in “1” and press the SET key. When the message display has returned to the situation in (8), turn off the power switch. (11) Turn the power switch back on again. 18) PRESS 4 - 37 AR-651/810 PREVENTIVE MAINTENANCE...
Page 151: Troubleshooting
4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the registration clutch. 6. Replace the LGC board. Check the registration roller. Replace it if it is worn out. 5 - 1 AR-651/810 TROUBLE SHOOTING...
Page 152 03-[ENERGY SAVER]OFF/[4][A] 4th cassette/Tandem LCF feed sensor 03-[ENERGY SAVER]OFF/[5][A] 1st cassette transport sensor 03-[ENERGY SAVER]OFF/[2][B] 2nd cassette transport sensor 03-[ENERGY SAVER]OFF/[3][B] 3rd cassette/Tandem LCF transport 03-[ENERGY SAVER]OFF/[4][B] sensor 4th cassette/Tandem LCF transport 03-[ENERGY SAVER]OFF/[5][B] sensor AR-651/810 TROUBLE SHOOTING 5 - 2...
Page 153 4. Check if the conductor pattern on the LGC board for short- or open-circuited. 5. Replace the upper cassette feed clutch. 6. Replace the LGC board. Check the 1st cassette feed roller and separation roller. Replace them if they are worn out. 5 - 3 AR-651/810 TROUBLE SHOOTING...
Page 154 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the transport clutches. 6. Replace the LGC board. Check the transport roller. Replace it if it is worn out. AR-651/810 TROUBLE SHOOTING 5 - 4...
Page 155 5. Check if the conductor pattern on the LCF and LGC boards is not short- or open-circuited. 6. Replace the external LCF feed clutch. 7. Replace the LCF board. 8. Replace the LGC board. 5 - 5 AR-651/810 TROUBLE SHOOTING...
Page 156 1. Check if there is any abnormality at the transport drive unit. 2. Check the condition of the external LCF feed roller and separation roller and clean them, or if they are deteriorated, replace them. AR-651/810 TROUBLE SHOOTING 5 - 6...
Page 157 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the transport clutches. 6. Replace the LGC board. Check the transport roller. Replace it if it is worn out. 5 - 7 AR-651/810 TROUBLE SHOOTING...
Page 158 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the transport clutches. 6. Replace the LGC board. Check the transport roller. Replace it if it is worn out. AR-651/810 TROUBLE SHOOTING 5 - 8...
Page 159 4. Check if the conductor patterns on the LGC board are short- or open-circuited. 5 Replace the transport clutch. 6 Replace the LGC board. Check the transport roller. Replace it if it is worn out. 5 - 9 AR-651/810 TROUBLE SHOOTING...
Page 160 4. Check if the conductor patterns on the LGC board are short- or open-circuited. 5 Replace the transport clutch. 6 Replace the LGC board. Check the transport roller. Replace it if it is worn out. AR-651/810 TROUBLE SHOOTING 5 - 10...
Page 161 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the transport clutches. 6. Replace the LGC board. Check the transport roller. Replace it if it is worn out. 5 - 11 AR-651/810 TROUBLE SHOOTING...
Page 162 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the 1st cassette transport sensor. 6. Replace the LGC board. Check the rollers. Replace them if they are worn out. AR-651/810 TROUBLE SHOOTING 5 - 12...
Page 163 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the registration sensor. 6. Replace the LGC board. Check the rollers. Replace them if they are worn out. 5 - 13 AR-651/810 TROUBLE SHOOTING...
Page 164: Paper Misfeeding
4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the reversed paper transport clutch. 6. Replace the LGC board. Check the rollers in the reversed papaer transport section. Replace them if they are worn out. AR-651/810 TROUBLE SHOOTING 5 - 14...
Page 165 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the bypass feed clutch. 6. Replace the LGC board. Check the bypass feed roller and separation roller. Replace them if they are worn out. 5 - 15 AR-651/810 TROUBLE SHOOTING...
Page 166 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the 1st cassette feed clutch. 6. Replace the LGC board. Check the 1st cassette feed roller and separation roller. Replace them if they are worn out. AR-651/810 TROUBLE SHOOTING 5 - 16...
Page 167 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the 2nd cassette feed clutch. 6. Replace the LGC board. Check the 2nd cassette feed roller and separation roller. Replace them if they are worn out. 5 - 17 AR-651/810 TROUBLE SHOOTING...
Page 168 4. Check if the conductor patterns on the LGC board are short- or open-circuited. 5. Replace the 3rd cassette/tandem LCF feed clutch. 6. Replace the LGC board. Check the 3rd cassette/tandem LCF feed roller and separation roller. Replace them if they are worn out. AR-651/810 TROUBLE SHOOTING 5 - 18...
Page 169 4. Check if the conductor patterns on the LGC board are short- or open-circuited. 5. Replace the 4th cassette feed clutch. 6. Replace the LGC board. Check the 4th cassette feed roller and separation roller. Replace them if they are worn out. 5 - 19 AR-651/810 TROUBLE SHOOTING...
Page 170 7. Replace the LCF board. 8. Replace the LGC board. 1. Check if there is abnormality of the transport driving mechanism. 2. Check the LCF feed roller and separation roller. Replace them if they are worn out. AR-651/810 TROUBLE SHOOTING 5 - 20...
Page 171: Cover Open Jam
3. Check if the connector pins are disconnected and the harnesses are open- circuited. 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the feed cover sensor. 6. Replace the LGC board. Replace the LGC board. 5 - 21 AR-651/810 TROUBLE SHOOTING...
Page 172 3. Check if the connector pins are disconnected and the harnesses are open-circuited. 4. Check if the conductor patterns on the LGC board are short- or open-circuited. 5. Replace the bypass feed unit cover sensor. 6. Replace the LGC board. 2. Replace the LGC board. AR-651/810 TROUBLE SHOOTING 5 - 22...
Page 173 3. Check if the connector pins are disconnected and the harnesses are open- circuited. 4. Check if the conductor pattern on the LGC board is short- or open-circuited. 5. Replace the exit cover open/close switch. 6. Replace the LGC board. Replace the LGC board. 5 - 23 AR-651/810 TROUBLE SHOOTING...
Page 174: Jams At Eit/Reverse Section And Other Transport Jams
4. Check if the conductor pattern on the LGC board is not short- or open- circuited. 5. Replace the LGC board. Check the myler at the reverse section and clean it, or if it is deteriorated, replace it. AR-651/810 TROUBLE SHOOTING 5 - 24...
Page 175 8. Replace the LGC board. 9. Check if the front side timing belt is put on properly. Check the condition of the roller at the horizontal transport section and clean it, or if it is deteriorated, replace it. 5 - 25 AR-651/810 TROUBLE SHOOTING...
Page 176 8. Replace the LGC board. 9. Check if the front side timing belt is put on properly. Check the condition of the roller at the horizontal transport section and clean it, or if it is deteriorated, replace it. AR-651/810 TROUBLE SHOOTING 5 - 26...
Page 177 4. Check is the conductor pattern on the LGC board is not short- or open- circuited. 5. Replace the transport sensor 3. 6. Replace the LGC board. Check the condition of the roller at the horizontal transport section and clean it, or if it is deteriorated, replace it. 5 - 27 AR-651/810 TROUBLE SHOOTING...
Page 178 03-[ENERGY SAVER]OFF/[4][A] 4th cassette/Tandem LCF feed sensor 03-[ENERGY SAVER]OFF/[5][A] 1st cassette transport sensor 03-[ENERGY SAVER]OFF/[2][B] 2nd cassette transport sensor 03-[ENERGY SAVER]OFF/[3][B] 3rd cassette/Tandem LCF transport 03-[ENERGY SAVER]OFF/[4][B] sensor 4th cassette/Tandem LCF transport 03-[ENERGY SAVER]OFF/[5][B] sensor AR-651/810 TROUBLE SHOOTING 5 - 28...
Page 179 5. Replace the LGC board 1. Check if there is no mechanical loading at the exit/reversal gate. 2. Check the myler at the reverse section and clean it, or if it is deteriorated, replace it. 5 - 29 AR-651/810 TROUBLE SHOOTING...
Page 180 2. Check the condition of the roller at the reverse section and clean it, or if it is deteriorated, replace it. 3. Check if there is no mechanical loading at the follower roller and no abnormality at the myler. 4. Check if the adjustment of the reverse motor speed (05-426/427) is appropriate. AR-651/810 TROUBLE SHOOTING 5 - 30...
Page 181 <Reversal discharging> 1. Check if the setting of the paper size is correct. 2. Check if there is no abnormality and extraneous material at the guide and myler in front of the exit roller. 5 - 31 AR-651/810 TROUBLE SHOOTING...
Page 182 2. Check if there is no abnormality and extraneous material at the guide and myler in front of the exit roller. 3. Check if there is no mechanical loading at the exit follower roller. AR-651/810 TROUBLE SHOOTING 5 - 32...
Page 183: Original Jam In Radf
Are the registration roller, read roller and exit roller dirty? Clean the rollers. [E74] Original reversing jam Are the read roller and reverse roller dirty? Clean the rollers. Is the reverse flapper working properly? Adjust the reverse solenoid. 5 - 33 AR-651/810 TROUBLE SHOOTING...
Page 184 Are the small original exit flapper and small original reverse flapper operating normally? Adjust the small original exit solenoid. [E77] Transport jam at scanning section Are the registration sensor and read roller tainted? Clean up the sensor and roller. AR-651/810 TROUBLE SHOOTING 5 - 34...
Page 185 Is the harness between the ADF board and APS operation sensor open-circuited? Replace the harness. Is the APS sensor working improperly? Replace the APS operation sensor. 1. Replace the ADF board. 2. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray volume adjustment. 5 - 35 AR-651/810 TROUBLE SHOOTING...
Page 186 Is 24V supplied from the copier? 1. Replace the ADF board. 2. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray volume adjustment. Check if the power at the copier is ON. AR-651/810 TROUBLE SHOOTING 5 - 36...
Page 187: Paper Jam In Finisher
Is the inlet sensor working properly? (Check the movement of the actuator.) 1. Connect the connector of the inlet sensor securely. 2. Attach the actuator securely if its shaft is out of place. 3. Replace the inlet sensor. Replace the finisher controller PC board. 5 - 37 AR-651/810 TROUBLE SHOOTING...
Page 188 Is the delivery sensor working properly? (Check the movement of the actuator.) 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. Replace the finisher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 38...
Page 189 Is the delivery sensor working properly? (Check the movement of the actuator.) 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. Replace the finisher controller PC board. 5 - 39 AR-651/810 TROUBLE SHOOTING...
Page 190 2. Replace the door opening sensor. Is the connector J5 on the finisher controller PC board disconnected? Is the harness connecting the finisher controller PC board and door switch (MS1) open-circuited? Connect the connector securely. Replace the harness. AR-651/810 TROUBLE SHOOTING 5 - 40...
Page 191 Connect the connector securely. Replace the harness. Are the upper and front door switches working properly? 1. Connect the connectors of the upper and front door switches securely. 2. Replace the upper/front door switches. Replace the finisher controller PC board. 5 - 41 AR-651/810 TROUBLE SHOOTING...
Page 192 Connect the connector securely. Replace the harness. Is the staple home position sensor working properly? 1. Connect the connector of the staple home position sensor securely. 2. Replace the staple home position sensor. Replace the finisher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 42...
Page 193 Is the inlet sensor working properly? (Check the movement of the actuator.) 1. Connect the connector of the inlet sensor securely. 2. Attach the actuator securely if its shaft is out of place. 3. Replace the inlet sensor. Replace the finisher controller PC board. 5 - 43 AR-651/810 TROUBLE SHOOTING...
Page 194 Connect the connector securely. Replace the harness. Are the stitcher home position switches working properly? 1. Connect the connectors of the stitcher home position switches securely. 2. Replace the stitcher home position switches. Replace the saddle stitcher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 44...
Page 195 Connect the connector securely. Replace the harness. Are the cover opening sensors working properly? 1. Connect the connectors of the cover opening sensors securely. 2. Replace the cover opening sensors. Replace the finisher controller PC board. 5 - 45 AR-651/810 TROUBLE SHOOTING...
Page 196 Is the delivery sensor working properly? (Check the movement of the actuator.) 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. Replace the saddle stitcher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 46...
Page 197 Is the delivery sensor working properly? (Check the movement of the actuator.) 1. Connect the connectors of the sensors securely. 2. Attach the actuators securely if their shafts are out of place. 3. Replace the sensors. Replace the saddle stitcher controller PC board. 5 - 47 AR-651/810 TROUBLE SHOOTING...
Page 198 3. Check if the harness connecting the IPC board and finisher I/F connector of the main unit side is open-circuited. 4. Check if the harness connecting the I/F connector of the finisher side and finisher controller PC board is open-circuited. 5. Connect the finisher controller PC board with the main unit. AR-651/810 TROUBLE SHOOTING 5 - 48...
Page 199 Is any of the connector pins of the harness connecting the copier and finisher disconnected or any of those harnesses open-circuited? Connect the pin securely/replace the harness. 1. Replace the IPC board. 2. Replace the LGC board. 3. Replace the finisher controller PC board. 5 - 49 AR-651/810 TROUBLE SHOOTING...
Page 200 Clean up the rollers. Is the harness between the inserter control board and separation sensor open-circuited? Replace the harness. Is the separation sensor working improperly? Replace the separation sensor. Replace the inserter control board. AR-651/810 TROUBLE SHOOTING 5 - 50...
Page 201 Clean up the roller. Is the harness between the inserter control board and transport sensor is open-circuited? Replace the harness. Is the transport sensor working improperly? Replace the transport sensor. Replace the inserter control board. 5 - 51 AR-651/810 TROUBLE SHOOTING...
Page 202 Perform the width adjustment of the inserter tray side guide. [ECC] Inserter feeding jam Is the condition improved when the copier power switch is turned OFF/ON? 1. Replace the copier LGC board. 2. Replace the IPC board. 3. Replace the inserter control board. AR-651/810 TROUBLE SHOOTING 5 - 52...
Page 203: Paper Feeding System Related Service Call
1. Check if the connector pins are disconnected and the harnesses are open-circuited. 2. Check if the conductor patterns on the feed motor board and LGC board are short- or open-circuited. 3. Replace the feed motor. 4. Replace the LGC board. Replace the LGC board. 5 - 53 AR-651/810 TROUBLE SHOOTING...
Page 204 5. Check if the conductor pattern on the LGC board is short- or open-circuited. 6. Replace the LGC board. 1. Check if the conductor pattern on the LGC board is short- or open-circuited. 2. Replace the LGC board. AR-651/810 TROUBLE SHOOTING 5 - 54...
Page 205 5. Check if the conductor pattern on the LGC board is short- or open-circuited. 6. Replace the LGC board. 1. Check if the driving mechanism is abnormal. 2. Check if the conductor pattern on the LGC board is short- or open-circuited. 3. Replace the LGC board. 5 - 55 AR-651/810 TROUBLE SHOOTING...
Page 206 5. Check if the conductor pattern on the LGC board is short- or open-circuited. 6. Replace the LGC board. 1. Check if the driving mechanism is abnormal. 2. Check if the conductor pattern on the LGC board is short- or open-circuited. 3. Replace the LGC board. AR-651/810 TROUBLE SHOOTING 5 - 56...
Page 207 4. Check if the coppector pins are not disconnected and the harness is not open-circuited. 5. Replace the LCF board. 6. Replace the LGC board. 1. Check if the tray lifting mechanism has no abnormality. 2. Replace the LCF board. 3. Replace the LGC board. 5 - 57 AR-651/810 TROUBLE SHOOTING...
Page 208: Process System Related Service Call
(2) Check if the connector on the LGC board and connector pins are not disconnected. (3) Replace the recycle toner transport motor and toner recycle hopper motor. (4) Replace the LGC board. AR-651/810 TROUBLE SHOOTING 5 - 58...
Page 209 • In case that the used toner transport motor does not drive or [CD4] is not released when power is turned ON again, do the above procedure after manually turning the pulley beside the motor toward the direction of arrow (counterclockwise) several times. 5 - 59 AR-651/810 TROUBLE SHOOTING...
Page 210: Scanning System Related Service Call
2. Check the SLG board if the connector pin J9 is disconnected and the harness is short- or open- circuited. 3. Check if the conductor pattern on the SLG board is short- or open-circuited. 4. Replace the SLG board. 5. Replace the inverter. 6. Replace the exposure lamp. AR-651/810 TROUBLE SHOOTING 5 - 60...
Page 211 1. Check if the connector pins are disconnected and the harnesses are short- or open-circuited. 2. Check if the conductor pattern on the SLG board is short- or open-circuited. 3. Replace the SLG board. 5 - 61 AR-651/810 TROUBLE SHOOTING...
Page 212: Fuser Unit Related Service Call
(3) Change the current status counter value “1” or “2” to “0”, then press the [SET] key or [INTERRUPT] key (to cancel [C41]). (4) Turn the power OFF and then back ON. Make sure that the copier enters the normal standby state. AR-651/810 TROUBLE SHOOTING 5 - 62...
Page 213 (1) Check if the connector J334 is disconnected. (2) Check if the conductor pattern on the board is short- or open-circuited. (3) Replace the LGC board. 3. Clear the status counter Change the current status counter value (08-400) “6” to “0”. 5 - 63 AR-651/810 TROUBLE SHOOTING...
Page 214 (2) Check if the conductor pattern on the LGC board is not short- or open-circuited. (3) Replace the LGC board. 3. Clear the status counter. Change the current status counter value (08-400) “3” or “8” to “0”. AR-651/810 TROUBLE SHOOTING 5 - 64...
Page 215 • The error occurred before the temperature of the fuser roller reaches 150°C: "14" • The error occurred before the machine has become ready: "13" • The error occurred when the machine is in the ready state: "17" 5 - 65 AR-651/810 TROUBLE SHOOTING...
Page 216 [C47], [C48] and [C49] can be cleared by turning OFF and ON the main switch as long as the problem was solved, and the status counter does not have to be changed to "0". The value of the status counter remains until the next service call overwrites the value. AR-651/810 TROUBLE SHOOTING 5 - 66...
Page 217 (4) Check if the connector of the LGC board and connector pins are not disconnected. (5) Check if the harness between the connector of the LGC board and the drawer connector is not open- circuited. (6) Replace the LGC board. (7) Replace the fuser unit. 5 - 67 AR-651/810 TROUBLE SHOOTING...
Page 218: Communication Related Service Call
Is the connector between the LGC board and IPC board connected inadequately? Reconnect the connecter. Is the conductor pattern on the IPC board short- or open-circuited? Replace the IPC board. Replace the LGC board. AR-651/810 TROUBLE SHOOTING 5 - 68...
Page 219 (3) Check if the conductor pattern around IC4, IC19 and J202 on the PLG board is not short- or open- circuited. (4) Replace the LGC board. (5) Replace the PLG board. 5 - 69 AR-651/810 TROUBLE SHOOTING...
Page 220 (6) Check the version of the MROM on the LGC board. (7) Check the version of the SROM on the SLG board. (8) Replace the SYS board. (9) Replace the SLG board. (10) Replace the LGC board. AR-651/810 TROUBLE SHOOTING 5 - 70...
Page 221: Adf Related Service Call
(1) Check the ADF board, mainly IC13, for short- and open-circuits. (2) Replace the ADF board. (3) Perform the "Automatic adjusment of RADF sensor and EEPROM initialization" and "Adjusment of the tray width sensor". 5 - 71 AR-651/810 TROUBLE SHOOTING...
Page 222 2. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray width sensor adjustment. 1. Replace the read sensor. 2. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray width sensor adjustment. AR-651/810 TROUBLE SHOOTING 5 - 72...
Page 223 2. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray width sensor adjustment. 1. Replace the small original reverse sensor. 2. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray width sensor adjustment. 5 - 73 AR-651/810 TROUBLE SHOOTING...
Page 224 Adjust the mechanical loading. Remove, if any, extraneous materials. 1. Replace the lower limit sensor. 2. Replace the ADF board. 3. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray width sensor adjustment. AR-651/810 TROUBLE SHOOTING 5 - 74...
Page 225 2. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray width sensor adjustment. 1. Replace the large original exit sensor. 2. Perform the EEPROM initialization of RADF, sensor automatical adjustment and tray width sensor adjustment. 5 - 75 AR-651/810 TROUBLE SHOOTING...
Page 226: Laser Optical Unit Related Service Call
Are the harness connecting the connector (J308) on the LGC board and connector (J202) on the SNS board open-circuited? Are the connectors disconnected? Replace the harness. Connect the disconnected connectors. 1. Replace the LGC board. 2. Replace the laser optical unit. AR-651/810 TROUBLE SHOOTING 5 - 76...
Page 227 Is any harness between the PLG board and galvanic mirror, PLG board and laser drive PC board and PLG board and H-Sync detection PC board open-circuited or any connector disconnected? Replace the harness. Reconnect the connector. 1. Replace the PLG board. 2. Replace the laser optical unit. 5 - 77 AR-651/810 TROUBLE SHOOTING...
Page 228 [CA9] Sending error of the image data from the SYS board Is the harness between the PLG board and SYS board open-circuited or the connector disconnected? Replace the harness. Reconnect the connector. 1. Replace the PLG board. 2. Replace the SYS board. AR-651/810 TROUBLE SHOOTING 5 - 78...
Page 229: Finisher Related Service Call
Turn the feed roller-2 in reverse by hand. Do the shutter upper/lower bars move up and down? Fix the mechanism including the shutter upper/lower bars and gears of the feed roller-2. Is the shutter closed detecting switch (MS4) working normally? Replace the switch. Replace the finisher controller PC board. 5 - 79 AR-651/810 TROUBLE SHOOTING...
Page 230 Is the safety zone switch (MS3) correctly pressed? Fix the mechanism. Is the shutter closed detecting switch (MS4) working normally? Replace the switch. Is the shutter closed detecting switch (MS4) correctly pressed? Fix the mechanism. Replace the finisher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 80...
Page 231 Does the voltage between J11-4 and -5 on the finisher controller PC board become 24V when the delivery motor starts rotating? Replace the finisher controller PC board. Is the wiring between the delivery motor and finisher controller PC board correct? Correct the wiring. Replace the motor. 5 - 81 AR-651/810 TROUBLE SHOOTING...
Page 232 Is the power supplied to the motor from the finisher control board at the timing of tray 1 lifting? Replace the finisher control board. Is there any abnormality at the tray 1 lifting mechanism? Correct the defect of the mechanism. Replace the tray 1 lifting motor. AR-651/810 TROUBLE SHOOTING 5 - 82...
Page 233 Is the power supplied to the motor from the finisher control board at the timing of tray 2 lifting? Replace the finisher control board. Is there any abnormality at the tray 2 lifting mechanism? Correct the defect of the mechanism. Replace the tray 2 lifting motor. 5 - 83 AR-651/810 TROUBLE SHOOTING...
Page 234 [CB5] Abnormal staple motor Is the wiring between the stapler and the finisher controller PC board correct? Connect or replace the harness. Is the problem solved by replacing the stapler? Replace the finisher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 84...
Page 235 Is the voltage between J6-2(+) and J6-4(-) on the finisher controller PC board 5V DC? Replace the finisher controller PC board. Re-adjust the height sensor. Replace the height sensor if it still causes the problem. 5 - 85 AR-651/810 TROUBLE SHOOTING...
Page 236 Is the wiring between the finisher controller PC board and height sensor (PS1) correct? Correct the wiring. Is the voltage between J6-2(+) and J6-4(-) on the finisher controller PC board 5V DC? Replace the finisher controller PC board. Replace the height sensor. AR-651/810 TROUBLE SHOOTING 5 - 86...
Page 237 Replace the saddle stitcher controller PC board. Is the paper pushing plate drive mechanism normal? Fix the mechanism. Is the problem solved by replacing the paper pushing plate motor (M8S)? Replace the saddle stitcher controller PC board. 5 - 87 AR-651/810 TROUBLE SHOOTING...
Page 238 Replace the saddle stitcher controller PC board. Is there any problem with the pushing plate drive mechanism? Fix the mechanism. Is the problem solved by replacing the paper pushing plate motor (M8S)? Replace the saddle stitcher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 88...
Page 239 Replace the saddle stitcher controller PC board. Is the alignment plate drive mechanism normal? Fix the mechanism. Is the problem solved by replacing the alignment motor (M5S)? Replace the saddle stitcher controller PC board. 5 - 89 AR-651/810 TROUBLE SHOOTING...
Page 240 Replace the saddle stitcher controller PC board. Is the paper folding roller drive mechanism normal? Fix the mechanism. Is the problem solved by replacing the paper folding motor (M2S)? Replace the saddle stitcher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 90...
Page 241 Is 1 or 2V DC being supplied from J9-7 on the saddle stitcher controller PC board? Replace the saddle stitcher controller PC board. Is J9-11 on the saddle stitcher controller PC board correctly connected to the ground? Replace the saddle stitcher controller PC board. 5 - 91 AR-651/810 TROUBLE SHOOTING...
Page 242 Is 1 or 2V DC being supplied from J9-13 on the saddle stitcher controller PC board? Replace the saddle stitcher controller PC board. Is J9-14 on the saddle stitcher controller PC board properly connected to the ground? Replace the saddle stitcher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 92...
Page 243 Replace the saddle stitcher controller PC board. Check the wiring between J19 on the finisher controller PC board and J1 on the saddle stitcher controller PC board. If there is no problem, replace the saddle stitcher controller PC board. 5 - 93 AR-651/810 TROUBLE SHOOTING...
Page 244 Measure the voltage of J11-9 on the saddle stitcher controller PC board when the delivery door is opened. Is it 5V ? The delivery cover sensor (PI3S) is broken. Replace it. Replace the saddle stitcher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 94...
Page 245 Connect the wiring. Measure the voltage between J3-2 (+) and J3-1 (-) on the finisher controller PC board. Is it DC 5V? Replace the finisher controller PC board. Replace the saddle stitcher controller PC board. 5 - 95 AR-651/810 TROUBLE SHOOTING...
Page 246 Fix the mechanism. Is the swing guide closed detection switch-2 (MS6) working normally? Replace the switch. Is the swing guide closed detection switch-2 (MS6) correctly pressed? Fix the mechanism. Replace the finisher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 96...
Page 247 Does the voltage between J11-6 and -7 on the finisher controller PC board become 24V when the swing motor starts rotating? Replace the finisher controller PC board. Is the wiring between the swing motor and finisher controller PC board correct? Correct the wiring. Replace the swing motor. 5 - 97 AR-651/810 TROUBLE SHOOTING...
Page 248 Is the problem solved by replacing the horizontal registration motor (M2P)? Is the problem solved by replacing the punch motor? Is the problem solved by replacing the punch driver board? Replace the finisher controller PC board. AR-651/810 TROUBLE SHOOTING 5 - 98...
Page 249 Is the problem solved by replacing the punch driver board? Replace the finisher controller PC board. [CC7] Abnormal punch unit backup RAM data Is the problem solved by turing the power of the copier OFF and ON? Replace the punch driver board. 5 - 99 AR-651/810 TROUBLE SHOOTING...
Page 250 Is the harness between the inserter control board and inserter fan normal? Replace the harness. Is the conductor pattern around Q11, Q16 and CN8 on the inserter control board short- or open- circuited? Replace the inserter fan. Replace the inserter control board. AR-651/810 TROUBLE SHOOTING 5 - 100...
Page 251: Service Call For Others
(5) Check if the power supply connector is disconnected. (6) Check if the connector J107 on the SYS board is disconnected. (7) Replace the HDD. (8) Replace the SYS board. (9) Replace the harness. 5 - 101 AR-651/810 TROUBLE SHOOTING...
Page 252: Troubleshooting For Image Quality Control
2. Replace the cleaner unit and perform the “enforced performing of image quality control”/ “control status check” (described later). 3. Replace the transfer belt unit and perform the “enforced performing of image quality control”/ “control status check” (described later). AR-651/810 TROUBLE SHOOTING 5 - 102...
Page 253 1. Replace the image quality sensor and perform the “enforced performing of image quality control”/“control status check” (described later). 2. Replace the LGC board and perform the “enforced performing of image quality control”/ “control status check” (described later). 5 - 103 AR-651/810 TROUBLE SHOOTING...
Page 254 Check the control status of the image quality control (05-291) and number of detected abnormalities of the image quality control (08-800). If the value for 05-291 is except “2” and “4” and the value for 08-800 is “0”, the status is normal. The check is completed. AR-651/810 TROUBLE SHOOTING 5 - 104...
Page 255: Troubleshooting For Surface Potential Control
“surface potential sensor control check” (described later). Replace the surface potential sensor and perform the “surface potential sensor control check” (described later). Replace the LGC board and perform the “surface potential sensor control check” (described later). 5 - 105 AR-651/810 TROUBLE SHOOTING...
Page 256 If the value for 05-242 is except “4” and the value for 08-420 is “0”, the status is normal. Return the value for the auto-start print volume setting 1 of the image quality control (08-803) to “2”. The check is completed. AR-651/810 TROUBLE SHOOTING 5 - 106...
Page 257: Troubleshooting For The Image
5.2 Troubleshooting for Image (1) Abnormality of image density/Gray balance Feeding direction 5 - 107 AR-651/810 TROUBLESHOOTING...
Page 258 Perform troubleshooting for faded image. Is background fogging occuring? Perform troubleshooting for background fogging. Is there a blotch on the image? Perform troubleshooting for blotched image. Is the image transferred normally? Perform troubleshooting for abnormal transfer. AR-651/810 TROUBLESHOOTING 5 - 108...
Page 259 (2) Background Fogging Feeding direction 5 - 109 AR-651/810 TROUBLESHOOTING...
Page 260 Replace the developer material and photoconductive drum reached their photoconductive drum. PM life? Is the storage environment of the Use the toner cartridge stored in the toner cartridge 35°C or less without environment within specification. dew? AR-651/810 TROUBLESHOOTING 5 - 110...
Page 261 Therefore it is not recommended to correct (to shift) the toner density basically. If it is shifted, make sure that the image may be improper in a few minutes after shifting. 5 - 111 AR-651/810 TROUBLESHOOTING...
Page 262 (3) Moire/lack of sharpness Feeding direction AR-651/810 TROUBLESHOOTING 5 - 112...
Page 263 Printer section Check the printed image. Make a test print using 04-113. Perform the appropriate trouble- shooting if there is any problem with the image. 5 - 113 AR-651/810 TROUBLESHOOTING...
Page 264 (4) Toner offset Feeding direction AR-651/810 TROUBLESHOOTING 5 - 114...
Page 265 Use the recommended paper. Developer material 15 Using the specified developer Use the specified developer material and toner material and toner? and toner. Scanner 16 Are the original glass (especially Clean them. shading position), mirror and lens density? 5 - 115 AR-651/810 TROUBLESHOOTING...
Page 266 Check Items Prescription Scanner condensation Is the scanner condensed? Clean it. Drum Is the drum surface wet or dirty? Wipe the drum with a dry cloth. * Do not use alcohol or other organic solvents. AR-651/810 TROUBLESHOOTING 5 - 116...
Page 267 (6) Poor fusing Feeding direction 5 - 117 AR-651/810 TROUBLESHOOTING...
Page 268 Check the adjustment values of fuser roller tem- Fuser roller temperature low? perature? ° 08-410, 411, 883: “8” (200 Is there any problem with the thermistor? Clean or replace the thermistor. Thermistor Is the paper moist? Change the paper. Paper AR-651/810 TROUBLESHOOTING 5 - 118...
Page 269 Check the drive system of the drum. CCD, SLG, SYS, LGC Are the connectors securely connected? Connect the connectors securely. boards and harnesses Check if the harnesses connecting the Replace the harness. boards are open-circuited. 5 - 119 AR-651/810 TROUBLESHOOTING...
Page 270 Adjust the output or replace the high-voltage trans- (Main charger) former normal? former. CCD, SLG, SYS, LGC Are the connectors securely connected? Connect the connectors securely. boards and harnesses Check if the harnesses connecting the Replace the harness. boards are open-circuited. AR-651/810 TROUBLESHOOTING 5 - 120...
Page 271 (9) White banding (in the feeding direction) 5 - 121 AR-651/810 TROUBLESHOOTING...
Page 272 Is there a foreign object or stain on the Clean the lens and mirrors. light path? Cleaner 10 Is there any foreign object, which con- Remove the foreign object. tacts the drum, on the cleaner stay? AR-651/810 TROUBLESHOOTING 5 - 122...
Page 273 (10) White banding (at right angle with the feeding direction) 5 - 123 AR-651/810 TROUBLESHOOTING...
Page 274 Check each drive system. High-voltage transformer Is the output from the high-voltage trans- Check the leakage and circuit. (main charger and trans- former normal? Replace the high-voltage transformer if it is defec- fer charger) tive. AR-651/810 TROUBLESHOOTING 5 - 124...
Page 275 (11) Skew (inclined image) 5 - 125 AR-651/810 TROUBLESHOOTING...
Page 276 Increase the aligning amount. Registration roller Is the spring detached from the registra- Attach the spring correctly. Clean the roller if it is tion roller? dirty. Pre-registration guide Is the pre-registration guide properly Correct it. installed? AR-651/810 TROUBLESHOOTING 5 - 126...
Page 277 (12) Black banding (in the feeding direction) 5 - 127 AR-651/810 TROUBLESHOOTING...
Page 278 Remove the foreign object or the stain. glass? Shading correction plate 14 Is there dust or stains on part of the origi- Clean the plate. nal glass where the shading correction plate is placed on top. AR-651/810 TROUBLESHOOTING 5 - 128...
Page 279 (13) Black banding (at right angle with the feeding direction) 5 - 129 AR-651/810 TROUBLESHOOTING...
Page 280 Are there thin scratches (drum pitting) on Check and adjust the contact condition of the the drum surface? cleaning blade and recovery blade. Scanner carriage Is there a foreign object on the carriage Remove the foreign object. rail? AR-651/810 TROUBLESHOOTING 5 - 130...
Page 281 Clean or replace the drum. photoconductive drum? Main charger 12 Is there any foreign object on the charger? Remove it. 13 Is the charger dirty or deformed? Clean or replace the charger wire and grid. 5 - 131 AR-651/810 TROUBLESHOOTING...
Page 282 Therefore it is not recommended to correct (to shift) the toner density basically. If it is shifted, make sure that the image may be improper in a few minutes after shifting. AR-651/810 TROUBLESHOOTING 5 - 132...
Page 283 (15) Poor image transfer 5 - 133 AR-651/810 TROUBLESHOOTING...
Page 284 Replace the clutch if it is defective. Adjust the rotation speed of the roller. High-voltage transformer Is the output from the high-voltage trans- Check the circuit and adjust the transformer out- (transfer charger) former normal? put. AR-651/810 TROUBLESHOOTING 5 - 134...
Page 285 (16) Uneven image density 5 - 135 AR-651/810 TROUBLESHOOTING...
Page 286 Remove foreign objects if there are any. mally? Scanner section (1) Is the RADF open? (1) Close the RADF. (2) Are the original glass (especially shad- (2) Clean them. ing position), mirrors and lens dirty? AR-651/810 TROUBLESHOOTING 5 - 136...
Page 287 (17) Faded image (low density, abnormal gray balance) 5 - 137 AR-651/810 TROUBLESHOOTING...
Page 288 Therefore it is not recommended to correct (to shift) the toner density basically. If it is shifted, make sure that the image may be improper in a few minutes after shifting. AR-651/810 TROUBLESHOOTING 5 - 138...
Page 289 (18) Image dislocation in feeding direction 5 - 139 AR-651/810 TROUBLESHOOTING...
Page 290 Adjust or replace the gears if they are not engaged properly. Feed clutch Is the feed clutch working properly? Check the circuit or clutch, and replace them if necessary. Pre-registration guide Is the pre-registration guide installed prop- Install the guide properly. erly? AR-651/810 TROUBLESHOOTING 5 - 140...
Page 291 (19) Jittering image 5 - 141 AR-651/810 TROUBLESHOOTING...
Page 292 Secure it. Drum drive system Is there any problem with the drive sys- Check the drive system of the drum. tem of the drum? Clean or replace the gears if they have stains or scratches. AR-651/810 TROUBLESHOOTING 5 - 142...
Page 293 (20) Poor cleaning 5 - 143 AR-651/810 TROUBLESHOOTING...
Page 294 15 Is the recycle unit installed properly? Check and correct the installation. 16 Is the recycle toner transport Check if the connector comes off. motor performed? Replace the motor if necessary. 17 Is the hopper motor performed? AR-651/810 TROUBLESHOOTING 5 - 144...
Page 295 Clean it. Scanner Are the reflector, exposure lamp, mirrors, Clean them. lens, etc. dirty? Exposure lamp Is the exposure lamp tilted? Adjust the position of the lamp. Is the lamp discolored or degraded? Replace it. 5 - 145 AR-651/810 TROUBLESHOOTING...
Page 296 Is the the surface of the transfer belt sup- Clean it with alcohol. ply roller dirty with toner? High-voltage transformer Is the output from the high-voltage trans- Adjust the output. Replace the transformer if nec- (transfer charger) former normal? essary. AR-651/810 TROUBLESHOOTING 5 - 146...
Page 297: Firmware Updating
US Microsoft Corporation in the US and other countries. • Copyright on the software of Windows 95/98 are held by US Microsoft Corporation. • Some of the screens used in this manual to describe operations are of Windows 95/98. 6 - 1 AR-651/810 FIRMWARE UPDATING...
Page 298: Software Installing For Firmware Updating
Signal ground 6 DSR DSR 6 Data setting ready 7 RTS RTS 7 Transmission request 8 CTS CTS 8 Transmission enabled 9 CI CI 9 Called indication RS232C DTE-DTE Cross Cable Lines (D-SUB 9pin) AR-651/810 FIRMWARE UPDATING 6 - 2...
Page 299 Protocol specifications between the PC and SYS board BAUD RATE 115200bps DATA BIT 8 BITS PARITY NONE STOP BIT 1 BIT FLOW CONTROL NONE ECHO 6 - 3 AR-651/810 FIRMWARE UPDATING...
Page 300: Dial-Up Network Function
Download the following file from the web. URL:http://www.kevin-wells.com/net/mdmcbx4.inf After the above file has been downloaded, install the modem as follows. Click the “Modems” button on the Control Panel to display the following window, then click [Add]. AR-651/810 FIRMWARE UPDATING 6 - 4...
Page 301 The Modem Wizard is opened. Check "Don't detect my modem; I will select it from a list", and click [Next]. Click [Have Disk], then select a folder in which the downloaded file has been stored. 6 - 5 AR-651/810 FIRMWARE UPDATING...
Page 302 Select "Direct Connection", then click [Next]. Select "Communications Port (COM1)", then click [Next]. AR-651/810 FIRMWARE UPDATING 6 - 6...
Page 303 Click the [Finish] button to complete the virtual modem installation. 6 - 7 AR-651/810 FIRMWARE UPDATING...
Page 304 In this case, you can skip this section. In the "Network" dialog box, click the "Configuration" tab. Confirm that "Dial-Up Adapter" and "TCP/IP" are displayed. If your PC does not have "Dial-Up Adapter", click [Add]. AR-651/810 FIRMWARE UPDATING 6 - 8...
Page 305 Select "Microsoft" from the "Manufacturers" list and "Dial-Up Adapter" from the "Network Adapters" list, then click [OK]. TCP/IP Protocol components are automatically installed together with "Dial-Up Adapter". 6 - 9 AR-651/810 FIRMWARE UPDATING...
Page 306: Setting Of Dial-Up Network
6. 1. 5. Setting of dial-up network Double-click "My Computer". If the "Dial-Up Networking" icon is not in the window, open [Add/Remove Programs] in the Control Panel to install it. Double-click "Dial-up Networking" and then "Make New Connection". AR-651/810 FIRMWARE UPDATING 6 - 10...
Page 307 Enter a name in the box "Type a name for the computer you are dialing", and then select "Direct Con- nection" for "Select a device". Then, click [Configure]. Click the "General" tab in the "Direct Connection Properties" dialog box. Select "115200" for "Maximum speed", and check "Only connect at this speed". 6 - 11 AR-651/810 FIRMWARE UPDATING...
Page 308 Click the "Connection" tab, confirm that no item in "Call preferences" is selected, and then click [Ad- vanced]. Confirm that no item in the "Advanced Connection Settings" dialog box is selected. Click the [OK] button to return to the "Make New Connection" dialog box and click [Next]. AR-651/810 FIRMWARE UPDATING 6 - 12...
Page 309 Enter "#39" in the "Telephone number" box. Select an appropriate country code, then click [Next]. Click [Finish] to complete the setting for the "Dial-up Networking". 6 - 13 AR-651/810 FIRMWARE UPDATING...
Page 310: Software Installing For Ftp Server
War FTP Daemon can be downloaded from the following website. FTP: ftp://ftp.jgaa.com/pub/products/Windows/WarFtpDaemon/1.6_Series/ward165.exe HTTP: http://download.jgaa.com/ftp/pub/products/Windows/WarFtpDaemon/1.6_Series/ward165.exe Some files are extracted by double-clicking the [ward165.exe] icon. Double-click [Setup.exe] to start installation. Create a new folder "C:\WEBSHARE\FTPROOT". Double-click [war-ftpd.exe] in the [war-ftpd] folder. AR-651/810 FIRMWARE UPDATING 6 - 14...
Page 311 Click [Add] and type in "dppc" in the "New name" box. Type in "dppc" in the "New Password" and "Verify Password" boxes, then click [OK]. Select "dppc" and click the "File Access" tab. Then, click [Add]. 6 - 15 AR-651/810 FIRMWARE UPDATING...
Page 312 Check the "Read", "Write", "Delete", "Execute", "List", "Create" and "Remove" boxes. Confirm that the check marks are not gray but black. Check "Root", "Home" and "Recursive" in the "Special" box as well. Click [Apply] and then [OK]. AR-651/810 FIRMWARE UPDATING 6 - 16...
Page 313 Enter the "ONLINE" mode by clicking the button before starting the firmware update. 6 - 17 AR-651/810 FIRMWARE UPDATING...
Page 314: Operation Procedure In [3][9] Mode
"Virtual modem" and "War FTP Daemon" have to be installed in the PC. Refer to "6.1. Installing Software for Firmware Updating" "War FTP Daemon" has to be in the "ONLINE" mode when updating the firmware. AR-651/810 FIRMWARE UPDATING 6 - 18...
Page 315 For the PC, connect the cable to the connnector corresponding to the serial communication port (eg. COM1) which is specified when the virtual modem is set up. For the SYS board, connect the cable to the MMF(FSMS) port. Note: Do not connect serial cable with machine power turned ON. 6 - 19 AR-651/810 FIRMWARE UPDATING...
Page 316: Updating Procedure
Refer to "6.1. Installing Software for Firmware Updating" for the dial-up network connection. Double-click the defined icon for connection in the "Dial-up Networking" dialog box to perform the connection processing. Enter "#39" in the "Phone number" box. AR-651/810 FIRMWARE UPDATING 6 - 20...
Page 317 006.001 006.001 006.003 Press START key to next. [START] key F irmware Version Up Mode Target: 1 Established serial connection with PC. target version code 006.001 006.001 006.002 006.001 Press START key to previous. 6 - 21 AR-651/810 FIRMWARE UPDATING...
Page 318 B. The "code" for the UI data ("target": 2-9) denotes the language. Code Language Code Language Japanese Finnish American English Norwegian English Australian English — Polish French Czech German Greek Swedish Romanian Dutch Bulgarian Italian Portuguese Spanish Hungarian Danish — AR-651/810 FIRMWARE UPDATING 6 - 22...
Page 319 #2 : All UI data (2 to 9) #3 : All language UI data (4 to 9) #4 : All data (1 to 13) #5 : Engine firmware (Printer, PFC, laser and scanner ROM) (10 and 13) 6 - 23 AR-651/810 FIRMWARE UPDATING...
Page 320 Displays the area being processed. * During writing the data corresponding to the target 10 - 13, the transmission rate is displayed. - writing to the divice. transmitted / total (byte) xxxxx/XXXXX AR-651/810 FIRMWARE UPDATING 6 - 24...
Page 321 V e r s i o n M o d e T a r g e t : P r o g r a m c a n c e l e d . 6 - 25 AR-651/810 FIRMWARE UPDATING...
Page 322 Firmware Version Up Mode Target: #3 Recovery mode : target 3–9 failed. > Press START key to install new firmwares. Further operations and displays are the same as those of the normal sequence. AR-651/810 FIRMWARE UPDATING 6 - 26...
Page 323 (1) Turn on the power with pressing [3] and [CLEAR] simultaneously. (Displayed as bellow) Firmware Version Up Mode Select Number(1-2) and Press START key. > 1:Clear NvRAM flags. > 2:Format a Language Partition. (2) Press [START] key after selecting the number with digital key. 6 - 27 AR-651/810 FIRMWARE UPDATING...
Page 324: Display
V e r s i o n M o d e T a r g e t : P r o g r a m c a n c e l e d . Power OFF AR-651/810 FIRMWARE UPDATING 6 - 28...
Page 325 Press the Display changes digital key corresponding to the keys pressed T a r g e t : w i t h P C . Press the Press the [START] key [CLEAR] key 1’ 6 - 29 AR-651/810 FIRMWARE UPDATING...
Page 326 Power OFF 0 0 1 . 0 0 2 c a n c e l e d Area whose updating process was canceled Power OFF AR-651/810 FIRMWARE UPDATING 6 - 30...
Page 327 – file read error. – verify error. – cannot set NvRAM flags. Target Version code – Communication error LGC 001.002 – Communication error PLG error – Communication error SLG Area where error has occurred Power OFF 6 - 31 AR-651/810 FIRMWARE UPDATING...
Page 328: Firmware Updating With Download Jig
Inserter main board Use this socket when downloading the UI data. (Socket for ROM1 is not used.) Connector Socket for ROM1 Socket for ROM2 [Jig board (K-PWA-DLS-320)] Socket for ROM Connector [Jig board (K-PWA-DLM-320)] AR-651/810 FIRMWARE UPDATING 6 - 32...
Page 329: System Firmware
220)". (2) Jig board Two types of the ROM mentioned above use the jig board K-PWA-DLS-320. Page. 6-32) Note: Pay attention to the direction of the ROM when attaching it to the jig board. 6 - 33 AR-651/810 FIRMWARE UPDATING...
Page 330 Download Board Firmware Update Mode Download Board -> FROM Update Start. Check Devices C o m p l e t e d Update FROM I n s t a l l i n g Data Check AR-651/810 FIRMWARE UPDATING 6 - 34...
Page 331 ON in the FROM is not changed. To make the result of updating effective for the display UI at power ON, it is necessary to copy the updated data into the FROM by selecting a language in the setting mode (08-220). 6 - 35 AR-651/810 FIRMWARE UPDATING...
Page 332 08-926 : Version of UI data 3rd language in HDD 08-927 : Version of UI data 4th language in HDD 08-928 : Version of UI data 5th language in HDD 08-929 : Version of UI data 6th language in HDD AR-651/810 FIRMWARE UPDATING 6 - 36...
Page 333 C o m p l e t e d Data Check Update Completed!! Update Failed. Message to notify that the process has been finished. Process succeeded: Completed Power OFF Power OFF Process failed : Failed 6 - 37 AR-651/810 FIRMWARE UPDATING...
Page 334 U p d a t e C o m p l e t e d ! ! Update Failed. Message to notify that the process has been finished. Process succeeded: Completed Power OFF Power OFF Process failed : Failed AR-651/810 FIRMWARE UPDATING 6 - 38...
Page 335: Engine Firmware
RADF ROM/ADF board and inserter ROM/inserter main board use K-PWA-DLM-320 as a jig board to update the engine firmware. ( Page. 6-32) Note: Pay attention to the direction of the ROM when attaching it to the jig board. 6 - 39 AR-651/810 FIRMWARE UPDATING...
Page 336 1. Remove the right top cover, glass retainer, original glass and lens cover. ( Service Manual ch. 2.5.1 and 2.5.2) 2. Connect the downloading jig with the jig connector on the SLG board (ROM attached side to feeding side). Jig connector AR-651/810 FIRMWARE UPDATING 6 - 40...
Page 337 1. Remove 1 screw and take off the connector cover on the ADF rear cover. 2. Insert the downloading jig into the jig connector of the ADF board (ROM attatched side downward). Jig connector 6 - 41 AR-651/810 FIRMWARE UPDATING...
Page 338 ROM data were written correctly and if the downloading jig is connected properly. 2. After the downloading, clean the mirror-1, -2 and -3, the underside of shading correction plate and the original glass if any dust or oil stains on them. AR-651/810 FIRMWARE UPDATING 6 - 42...
Page 339: Power Supply Unit
(3) 12V 12VA : J405 13pin Output to HDD 12VB : J407 6pin Output to PLG board 12VC : J408 11pin Output to SLG board 12VD : J406 8pin Output to LGC board 7 - 1 AR-651/810 POWER SUPPLY UNIT...
Page 340 : J409 3pin, 4pin Output to Finisher (3) 36V 36VA : J402 7pin Output to LGC board 36VB : J402 8pin Output to LGC board 36VC : J404 1pin, 2pin Output to SLG board AR-651/810 POWER SUPPLY UNIT 7 - 2...
Page 341 PLG board J408 for SLG board J409 for Finisher (1pin, 2pin) Working with the door switch J402 for LGC board J403 for PLG board J404 for SLG board J409 for Fisher (3pin~6pin) 7 - 3 AR-651/810 POWER SUPPLY UNIT...
Page 342 5.1VA(PLG) 36VC(SLG) 24VH(FIN) Switching power supply 3.3VC(SYS) 5.1VB(SYS) 12VA(SYS) Fre- 5.1VC(SYS) quency 5.1VD(LGC) reactor 12VD(LGC) 24VG(LGC) Noise 24VF(RADF) filter Reg. 3.3VB(SLG) 5.1VE(SLG) 12VC(SLG) 5.1VF(PLG) 5.1VG(PLG) 3.3VA(PLG) 12VB(PLG) 5.1VH(FIN) [Configuration of power supply unit] AR-651/810 POWER SUPPLY UNIT 7 - 4...
Page 343: Fuse
Bypass feed clutch Reversed paper transport driving clutch Intermediate transport clutch Bypass pickup solenoid Tandem LCF pickup solenoid End fence solenoid Duct out fan motor Exit fan motor Reverse section fan motor 1/2 7 - 5 AR-651/810 POWER SUPPLY UNIT...
Page 344 SLG fan motor driver circuit (SLG board) Lamp inverter 36VC Scanner motor F8: 4A (Semi time-lag) (Scanner) Scanner motor driver circuit (SLG board) 24VH Finisher F9: 8A (Semi time-lag) 24VF RADF F10: 5A (Semi time-lag) 24VG Monitering system Totalizer AR-651/810 POWER SUPPLY UNIT 7 - 6...
Page 345: Wire Harness Connection Diagrams
8. WIRE HARNESS CONNECTION DIAGRAMS 8 - 1 AR-651/810 WIRE HARNESS CONNECTION DIAGRAMS...
Page 346 BREAKER 20A FILTER BLACK BLACK BLACK BROWN BLACK J520 J521-4 GREEN To DSS BLACK 200V series WHITE WHITE NOISE GREEN/YELLOW BREAKER 10A FILTER BLACK BLACK BROWN BLACK BLUE J520 GREEN To DSS MAIN-SW AR-651/810 WIRE HARNESS CONNECTION DIAGRAMS 8 - 2...
Page 347 BLACK BLACK FUSE J523-3 J611-1 J637-1 BLACK BROWN SW-PWR BLACK J611-3 BROWN J655-2 DOOR-SW J652-2 BROWN BROWN BROWN BROWN BLACK BROWN HTR-SW BROWN BLACK BLACK BROWN BROWN J521-5 J521-6 J523-2 J654-3 J654-4 8 - 3 AR-651/810 WIRE HARNESS CONNECTION DIAGRAMS...
Page 348 To SLG PC board DF-OPN-SNS READS READLED READ-SNS LO-EX-SNS LOUTS LOUTLED AUTO-PS-SNS COV-OPN-SW COV-OPN-SNS EMP-SNS DF-OPN-SW UP-LMT-SNS SIZE-SNS1 ESSOL SIZE-SNS2 SIZE-SNS3 REG-SNS TRY-SNS TRYS TRY-VR LO-LMT-SNS LENG-SNS INT-F-SNS SGND CSEN SO-EX-SNS FMOT SSBS SSBLED SO-SB-SNS AR-651/810 WIRE HARNESS CONNECTION DIAGRAMS 8 - 4...
Page 350: Trademark Acknowledgments
PostScript is a registered trademark of Adobe Systems Incorporated. NetWare is a registered trademark of Novell, Inc. All other trademarks and copyrights are the property of their respective owners. SHARP CORPORATION Digital Document System Group Products Quality Assurance Department Yamatokoriyama, Nara 639-1186, Japan...

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Ar-810

Sharp AR-651 Service Handbook

1 Specifications / Accessories / Options / Supplies

2 Error Codes and Self-Diagnosis

3 Adjustment

4 Preventive Maintenance (Pm)

5 Troubleshooting

6 Firmware Updating

7 Power Supply Unit

8 Wire Harness Connection Diagrams

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