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Sanyo PLC-WK2500 Service Manual

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SERVICE MANUAL

PrOduCt COde
PLC-WK2500
1 122 553 00
(KK2AC)
1 122 553 04
(KK2EC)
1 122 554 00
(LK2AC)
1 122 554 02
(LK2CC)
1 122 554 03
(LK2DC)
Multimedia Projector
Match the Chassis No. on the rating label of the projector
with the Chassis No. in the Service Manual.
If the Chassis No. in the Original Service Manual does
not match the projector's, additional Service Literature
is required. You must refer to "Notices" to the Original
Service Manual prior to the servicing.
FILE NO.
Model No.
Original Version
Chassis No. KK2-WK250000
REFERENCE NO.
PLC-WK2500
U.S.A, Canada,
Europe, U.K, Asia
Brazil
SM
5111284-00

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Summary of Contents for Sanyo PLC-WK2500

  • Page 1: Service Manual

    FILE NO. SERVICE MANUAL Multimedia Projector Model No. PLC-WK2500 U.S.A, Canada, Europe, U.K, Asia Brazil Original Version Chassis No. KK2-WK250000 Match the Chassis No. on the rating label of the projector with the Chassis No. in the Service Manual. If the Chassis No. in the Original Service Manual does not match the projector's, additional Service Literature is required.

  • Page 2: Table Of Contents

    Contents SERVICE MANUAL ............1 Parts Location Diagrams ..........70 Contents ................ 2 Mechanical Parts List ........... 77 Safety Instructions ............3 Electrical Parts List ............78 Safety Precautions ............3 Product Safety Notice ..........3 Diagrams & Drawings ..........A1 Service Personnel Warning .........

  • Page 3: Safety Instructions

    Safety Instructions Safety Precautions WARNING: The chassis of this projector is isolated (COLD) from AC line by using the converter transformer. Primary side of the converter and lamp power supply unit circuit is connected to the AC line and it is hot, which hot circuit is identified with the line ( ) in the schematic diagram.

  • Page 4: Specifications

    Specifications Mechanical Information Projector Type Multi-media Projector Dimensions (W x H x D) 13.13" x 3.98" x 9.72" (333.5mm x 101.0mm x 247 .0mm) (Not including protrusions) Net Weight 6.4 lbs (2.9 kg) Foot Adjustment 0˚ to 10˚ Panel resolution LCD Panel System 0.59"...

  • Page 5: Circuit Protections

    Circuit Protections This projector provides the following circuit protections to operate in safety. If the abnormality occurs inside the pro- jector, it will automatically turn off by operating one of the following protection circuits. Thermal switch There is the thermal switch (SW601) inside of the projector to de- tect the internal temperature rising abnormally.

  • Page 6: Warning Temperature And Power Failure Protection

    Circuit Protections Warning temperature and power failure protection The projector will be automatically turned off when the internal temperature of the projector is abnormally high, or the cooling fans stop spinning, or the power supplies in the projector are failed. - If the WARNING indicator is flashing, it may detect the abnormal temperature inside the projector.

  • Page 7: Maintenance

    Maintenance replacing the Filters Filter prevents dust from accumulating on the optical elements inside the projector. Should the Filter become clogged with dust particles, it will reduce cooling fans’ effectiveness and may result in internal heat buildup and adversely affect the life of the projector. If a “Filter warning” icon appears on the screen, replace the Filter immediately.

  • Page 8: Attaching The Lens Cap

    Maintenance Attaching the Lens Cap When moving this projector or while not using it over an extended period of time, replace the lens cap. Attach the lens cap according to the following procedures. Thread the string through the hole on the lens cap and then tie a knot in the string to secure it in place.

  • Page 9: Lamp Replacement

    Lamp Replacement Lamp replacement WArNING: Order rePLACeMeNt LAMP - For continued safety, replace with a lamp assembly of the same type No. POA-LMP142 type. Service Parts No. 610 349 7518 - Allow the projector to cool for at least 45 minutes before you open the lamp cover.

  • Page 10: Resetting The Lamp Counter

    Lamp Replacement Resetting the Lamp Counter Lamp counter reset Be sure to reset the Lamp replacement counter after the lamp is replaced. Press the Point buttons to choose the Lamp counter function and then press the Point SELECT button to 8 or the access the submenu items.

  • Page 11: Security Function Notice

    Security Function Notice This projector provides security functions such as "Key lock", "PIN code lock" and "Logo PIN code lock". When the pro- jector has set these security function on, you are required to enter correct PIN code to use the projector. If you do not know the correct PIN code to the projector, the projector can no longer be operated or started.

  • Page 12: Standby Mode Notice

    Standby Mode Notice This projector provides 2 types of standby mode, Eco standby and Network standby. According to the standby mode "Eco" or "Network", several functions are restricted as shown in the table below. To change the standby mode, use the projector's menu "Setting".

  • Page 13: Mechanical Disassembly

    Mechanical Disassembly Mechanical disassembly should be made following procedures in numerical or- Screws Expression der. (Type ) mm Diameter x Length Following steps show the basic procedures, therefore unnecessary step may T type M Type be ignored. Caution: The parts and screws should be placed exactly the same position as the original otherwise it may cause loss of performance and product safety.
  • Page 14 Mechanical Disassembly x Main Board, AV Panel, Audio Jack, Audio AMP and Speaker (SP901) removal 1. Remove 4 screws A (M3x8) and 2 screws B(M4x6) to remove the Lamp back shield and the Right shield. 2. Remove 2 screws C (T3x8) and 1 screw D(M4x6) to remove the Main Board. 3.
  • Page 15 Mechanical Disassembly c Optical unit, Lamp Ass'y, SW902 and Iris Ass'y removal 1. Remove the Lens spacer sheet-top. 2. Loose 3 screws A(M3x7) to remove the Lamp Ass'y. Remove 5 screws B(T3x8) to remove the Optical Unit, Remove 4 screws C(T3x8) and 1 screw D(T3x8) to remove the Lamp holder and Ballast socket.
  • Page 16 Mechanical Disassembly v Mounting duct and fans(FN001, FN003, FN004, FN005) removal 1. Remove 3 screws A(T3x8) and 2 screws B(T3x12) to remove the fan(FN001), fan duct top and bottom. 2. Remove 5 screws C(T3x8) and unhook 3 hooks to remove the duct top. 3.
  • Page 17 Mechanical Disassembly b Power board, Fan(FN002) and Filter Ass'y removal 1. Remove the Power board spacer sheet. 2. Remove 8 screws A(M3x8) and 2 screws B(M4x6) to remove the Power box. 3. Remove the Filter Ass'y. A (M3x8)x8 Power board spacer sheet Power box B(M4x6)x2...

  • Page 18: Optical Parts Disassembly

    Optical Parts Disassembly Before taking this procedure, remove Cabinet Top and Main Board following to the “Mechanical Disassembly” . Disassembly requires a 2.0mm hex wrench and a screwdriver. z Projection lens disassembly Note: The optical unit should be removed from the cabinet bottom before re- moving the projection lens.
  • Page 19 Optical Parts Disassembly c Integrator lens-in disassembly Integrator Lens-In Ass'y PBS marker * Rugged surface Integrator lens-in * Rugged surface facing to PBS Prism Beam Splitter (PBS) Integrator lens-out Integrator lens-in Shield Fig.3 v Condenser Lens Ass'y disassembly (M2.5x6)x2 Optical unit top Condenser Lens (G) Ass'y Polarized glass (B) Ass'y *Polarized glass is not re-...
  • Page 20 Optical Parts Disassembly b relay Out lens disassembly M(2.5x6) Relay lens Ass'y Fig.5 Relay Out lens -20-...
  • Page 21 Optical Parts Disassembly n LCd Panel/Prism Ass’y removal (M3x10)x2 LCD Panel/ Prism Ass’y Fig.6-1 IMPOrtANt NOtICe on LCd Panel/Prism Ass'y replacement LCD panels used for this model can not be replaced separately. Do not disassemble the LCD Panel/Prism Ass’y. These LCD panels are installed with precision at the factory. When replacing the LCD panel, should be replaced whole of the LCD panels and prism ass’y at once.

  • Page 22: Panel Type Check

    Optical Parts Disassembly Panel type Check There are 2 types of LCD Panel/Prism Ass'y for this model. Either L-Type or R-Type LCD Panel/Prism Ass'y is used on the projector. Check which type of LCD Panel/Prism Ass'y is used with the figure below. When replacing the LCD Panel/Prism Ass'y, you need to take "Panel Type Check and Setting"...

  • Page 23: M Locations And Directions

    Optical Parts Disassembly m Locations and directions Parts Name When mounting or assembling the optical parts in the op- Dichroic mirror (B) tical unit, the parts must be mounted in the specified loca- tion and direction as shown in figure below. Dichroic mirror (G) Relay lens (IN) Mirror (R)

  • Page 24: Adjustments

    Adjustments Adjustments after Parts Replacement : Adjustment necessary : Check necessary ● ❍ disassembly / replaced Parts Condensor Glass LCd/ Condenser relay Power Board Main Board Prism Ass’y Lens (Out) Lens (Out) Contrast Adjustment G-Contrast adjustment ❍ ● B-Contrast adjustment ❍...

  • Page 25: Optical Adjustments

    Optical Adjustments Before taking optical adjustments below, remove the Cabinet Top following to the “Mechanical Disassembly” . Remove the Main board and remove the AV panel. (Refer to Fig. 1) Adjustments require a 2.0mm hex wrench and a slot screwdriver. When you adjust condenser lens (OUT) or Relay lens (OUT) adjustment, you need to disconnect FPC cables of LCD panels on the main board.

  • Page 26: Contrast Adjustment

    Optical Adjustments Contrast adjustment [Before Adjustment] - Input a 100% of black raster signal. A (Fig.2) Loosen a screw on the polarized glass mounting base which you intend to adjust. Adjust the slot to obtain the darkest brightness on the screen by using a slot screwdriver.

  • Page 27: Condenser Out Lens Adjustment

    Optical Adjustments Condenser Out lens adjustment Turn the projector on by a state of without FPC cables. Project all of lights on the screen. Adjust the adjustment base of condenser out lens assy to make color uniformity in white. 1) If the shading appears on the left or right of the screen as shown White Fig.3-1 , loosen 1 screw...

  • Page 28: Relay Lens Out Adjustment

    Optical Adjustments Relay lens Out adjustment Turn the projector on by a state of without FPC cables. Project all of lights on the screen. Adjust the adjustment base of relay lens assy to make color unifor- mity in white. If the shading appears on the left or right of the screen as shown in White Fig.4 , loosen 1 screw...

  • Page 29: Electrical Adjustments

    Electrical Adjustments Service Adjustment Menu Operation to enter the service mode MeNu button SeLeCt button To enter the “Service Mode” , press and hold the on the projector for more MeNu button than 3 seconds or press and hold the on the remote control for more than 20 seconds.

  • Page 30: Circuit Adjustments

    Electrical Adjustments Circuit Adjustments CAUTION: The each circuit has been made by the fine adjustment at factory. Do not attempt to adjust the following adjustments except requiring the readjustments in servicing otherwise it may cause loss of performance and product safety. Before adjustment, please turn on the projector more than ten minutes. WArNING : uSe uV rAdIAtION eYe ANd SKIN PrOteCtION durING SerVICING.

  • Page 31: Fan Control Adjustment

    Electrical Adjustments 1. Panel type Check and Setting 3. Auto Calibration adjustment [PC] * Before setting, you need to check which type of LCD 1. Enter the service mode. panel is placed on the projector according to the item 2. Receive the 16-step grey scale computer signal with "LCD Panel/Prism Ass'y removal"...
  • Page 32 Electrical Adjustments Gain adjustment [PC] 4. Auto Calibration adjustment [Component] 1. Enter the service mode. 2. Receive the 16-step grey scale computer signal with 1. Enter the service mode. Computer1 [rGB] mode. 2. Receive the 8 color 100% color bar 480i-component tP35G 3.

  • Page 33: Video Mode

    Electrical Adjustments 5. Auto Calibration adjustment [Video] 7. 50% White adjustment [PC] 1. Enter the service mode. Equipment Luminance meter 2. Receive the 16-step grey scale composite video sig- Input mode Computer 1 (RGB) Video nal with mode. Input signal 100%-white and 50%-gray computer 3.
  • Page 34 Electrical Adjustments 9. Keystone Offset adjustment After replacing the G-sensor circuit (IC3850) or Memory IC (IC1371), readjust the Keystone Offset adjustment as follows. 1. Put the projector on a horizontal place with the adjustable feet being minimum range and then enter the service mode.

  • Page 35: Test Points And Locations

    Electrical Adjustments Test Points and Locations MAIN BOArd -35-...

  • Page 36: Service Adjustment Data Table

    Electrical Adjustments Service Adjustment Data Table These initial values are the reference data written from the CPU ROM to memory IC when replaced new memory IC. The adjustment items indicated with “ ✻” are required to readjust following to the “ Electrical adjustments” . Other items should be used with the initial data value.
  • Page 37 Electrical Adjustments Group/ Item Name Function Initial range Note Item 150 PreCoast YCbCr 480i 0 - 63 151 PostCoast YCbCr 480i 0 - 63 152 PreCoast YCbCr 575i 0 - 63 153 PostCoast YCbCr 575i 0 - 63 154 PreCoast YCbCr 480p 0 - 63 155 PostCoast YCbCr 480p 0 - 63...
  • Page 38 Electrical Adjustments Group/ Item Name Function Initial range Note Item Motion Adaptive Weight <KDEINT> 0 - 255 Value 0 : Conservative <====> 4 : 1 Angle Interpolation Level 0 - 4 Aggressive 2 CUE Low Pass Filter Enable <CUELPFEN> 0 - 1 Group deinterlacer setting Effective only for Progressive ON-L2 mode.
  • Page 39 Electrical Adjustments Group/ Item Name Function Initial range Note Item Film Detection Sensitivity 0 Global Motion Sensitivity 1 - 5 <FILMSTVT23> Film Detection Sensitivity 1 Video Motion Sensitivity 1 - 5 <VOFSTVT> 2 Video Motion Threshold Low <VOFTHRDA> 0 - 32767 Video Motion Threshold <VOFTHRDB>...
  • Page 40 Electrical Adjustments Group/ Item Name Function Initial range Note Item 26 REF_GateDur 0-1023 27 R-BasePos 0-15 28 G-BasePos 0-15 29 B-BasePos 0-15 30 RGB-Adjust Operation STEP=256[0<->256<->51 31 RGB-AdjLv 0-4095 2<->768<->1023] 32 LineR0 0-1023 (MIN<-->MAX Cyclic Operation) 33 LineR1 0-1023 (MIN<-->MAX Cyclic Operation) 34 LineR2 0-1023 (MIN<-->MAX Cyclic Operation)
  • Page 41 Electrical Adjustments Group/ Item Name Function Initial range Note Item 93 FRC_Bit 94 FrontCTalkR-Cent 2047 0-2047 95 FrontCTalkR-Start 0-255 96 FrontCTalkR-End 0-255 97 FrontCTalkG-Cent 2047 0-2047 98 FrontCTalkG-Start 0-255 99 FrontCTalkG-End 0-255 100 FrontCTalkB-Cent 2047 0-2047 101 FrontCTalkB-Start 0-255 102 FrontCTalkB-End 0-255 103 R-DCOffset-NGain 0-1023...
  • Page 42 Electrical Adjustments Group/ Item Name Function Initial range Note Item 162 G-DCOffset-P7 0-2047 Scan Direction (Front/Rear) 163 G-DCOffset-P8 0-2047 Scan Direction (Front/Rear) 164 G-DCOffset-P9 0-2047 Scan Direction (Front/Rear) 165 G-DCOffset-P10 0-2047 Scan Direction (Front/Rear) 166 G-DCOffset-P11 0-2047 Scan Direction (Front/Rear) 167 G-DCOffset-P12 0-2047 Scan Direction (Front/Rear)
  • Page 43 Electrical Adjustments Group/ Item Name Function Initial range Note Item 231 Output limit B 0-4095 4095/4095 232 CROSSTALK_COEF_R 0-1023 1023 233 CROSSTALK COEF_G 0-1023 1023 234 CROSSTALK COEF_B 0-1023 1023 235 LCCON_ENABLE 236 ENBY_L1 0-255 237 ENBY_H1 0-1023 238 ENBY_L2 0-255 239 ENBY_H2 0-1023...
  • Page 44 Electrical Adjustments Group/ Item Name Function Initial range Note Item Group Option Logo Prohibition (0: Menu, 1: Forced, 0 Logo Prohibition 0 - 1 Effective after AC On 2: For China) 0: 19200bps, 1: 9600bps, 1 RS232C Baudrate Baud Rate 0 - 2 2: 115200bps 2 PJLink Enable...
  • Page 45 Electrical Adjustments Group Item Name Function Initial range Note /Item Group Lamp Control Luminance Level 1 Data for Dimmer: 0 DIMMER_CTRL_LEVEL1 0-255 Dim Level 1 at the less than the Value Luminance Level 1 Data for Dimmer: 1 DIMMER_CTRL_LEVEL2 0-255 Dim Level 2 at the less than the Value Luminance Level 1 Data for Dimmer: 2 DIMMER_CTRL_LEVEL3...
  • Page 46 Electrical Adjustments Group/ Item Name Function Initial range Note Item 10 Close Limit　Dimmer 0 0-1023 11 Close Limit　Dimmer 1 0-1023 12 Close Limit　Dimmer 2 0-1023 13 Close Limit　Dimmer 3 0-1023 14 Close Limit　Dimmer 4 0-1023 15 Close Limit　Dimmer 5 0-1023 16 Close Limit　Dimmer 6 0-1023 17 Close Limit　Dimmer 7...
  • Page 47 Electrical Adjustments Group/ Item Name Function Initial range Note Item Temp A Warning Offset 0-100 (Temp) 16 Temp B Warning Offset Offset of Temp Error (Temp.) 0-100 (Temp) Error Setting Value is increased XC at 17 Temp C Warning Offset the below condition 0-100 (Temp)
  • Page 48 Electrical Adjustments Group/ Item Name Function Initial range Note Item Group Fan dimmer Setting Dimmer Average measurement Time 0 Dimmer Average Chech Period (0:10sec. 1:30sec. 2:60 sec. 90: 0-10 sec...10:30sec.) 1 Dimmer Average Dimmer Average Value (Read only) 2 Last Voltage Difference 3 Voltage Difference Goal Group Fan Network IC temperature rising resolve...
  • Page 49 Electrical Adjustments Group/ Item Name Function Initial range Note Item 13 Image AREA V HIGHT YCBCR Level Acquiring Area Height 0 - 4095 14 Y - OFFSET TARTGET 1 - 255 15 CB OFFSET TARGET 1 - 255 16 CR OFFSET TARGET 1 - 255 17 Y-GAIN TARGET 1 - 255...
  • Page 50 Electrical Adjustments Group/ Item Name Function Initial range Note Item Group SCArt (575i) 1 Disp Dots 0 ~ 4095 2 H Back Porch 0 ~ 4095 3 V Back Porch 0 ~ 4095 4 Disp Line 0 ~ 4095 Group YCbCr (480i) 0 Total Dots 0 ~ 4095...
  • Page 51 Electrical Adjustments Group/ Item Name Function Initial range Note Item 4 Disp Line 1052 0 ~ 4095 Group YCbCr (1035i) 0 Total Dots 2200 0 ~ 4095 * Read only 1 Disp Dots 1872 0 ~ 4095 2 H Back Porch 0 ~ 4095 3 V Back Porch 0 ~ 4095...
  • Page 52 Electrical Adjustments Group/ Item Name Function Initial range Note Item Group rGB Video (1035i) 0 Total Dots 2200 0 ~ 4095 1 Disp Dots 1872 0 ~ 4095 2 H Back Porch 0 ~ 4095 3 V Back Porch 0 ~ 4095 4 Disp Line 1008 0 ~ 4095...

  • Page 53: Chassis Block Diagrams

    Chassis Block Diagrams Chassis over view FN001 FN002 FN003 FN004 FN005 -53-...

  • Page 54: System Control

    Chassis Block Diagrams System control IC301 SCALER <PW190> -54-...

  • Page 55: Lamp Control

    Chassis Block Diagrams Lamp control -55-...

  • Page 56: Audio Circuit

    Chassis Block Diagrams Audio circuit -56-...

  • Page 57: Power Supply & Protection Circuit

    Chassis Block Diagrams Power supply & protection circuit -57-...

  • Page 58: Fan Control Circuit

    Chassis Block Diagrams Fan control circuit TPFANA Q7812 FN003 S16V FAN_A D3623 D3613 Q7801 FN004 IC7811 D3622 Q7813 Q7864 FN005 D3621 TPFANB Q7862 FN001 FAN_B D3628 TPFANC D3614 FN002 IC7841 FAN_C Regulator Q7842 D3626 D3644 Q7802 Q3601 P_FAIL P_FAIL P_Fail: H Power Error: On FAN_ERR LAMP...

  • Page 59: Iic Bus Control Circuit

    Chassis Block Diagrams IIC bus control circuit DSub15 -59-...

  • Page 60: Troubleshooting

    Troubleshooting Indicators and Projector Condition Check the indicators for projector condition. Indicators Projector Condition LAMP POWER WARNING REPLACE red/green yellow The projector is off. (The AC power cord is unplugged.) The projector is in stand-by mode. Press the ON/STAND-BY button to turn on the projector.

  • Page 61: No Power

    Troubleshooting No Power This projector provides a function which can be specified a defective area simply by indicating the LEDs. Connect the AC cord and press the Power button once and then check the LED indication. - When all of Led indicators are not lighting , the symptom indicates that the primary power supply circuit does not operate properly.

  • Page 62: No Picture

    Troubleshooting No Picture Check following steps. No picture with all of input sources Check signal processing stage and LCD driving stage; Check RGB S&H signals at test points TP35B, TP35G, TP35R. Check power supply circuit 15.5V and peripheral circuit. Check ICs IC501, IC531, IC561, IC401, IC301 and peripheral circuits. No picture with PC1 [Analog] input source Check IC4001 <Amplifier/Switch>...

  • Page 63: No Sound

    Troubleshooting No Sound Check following steps. Check if the audio signal Check IC5002 and peripheral circuit. is observed at pins 19 Check the Pins 7 and 32 of IC5002, the voltage is respectively 3.3V and and 23 of IC5002. 1.8V. Check if the audio signal Check IC5001 and peripheral circuit.

  • Page 64: Control Port Functions

    Control Port Functions Scaler I/O Port Functions (PW190) POrt SIGNAL POrt NAMe FuNCtION deSCrIPtION NAMe PORTD7 MIC_OFF MIC Control PORTC5 PW_UPDATE RXD1 RXD_MCI Network RXD PORTD6 DDC_SW TXD_PW TXD_PW Serial Control RXD PORTE3 READY_LED PORTC2 SDATA_PW 3-Wired Serial Control Data PORTC0 PW_NMCLR LAN control...

  • Page 65: Ic Block Diagrams

    IC Block Diagrams ● FA5550NG <P .F . Control, IC621> ● LC87F2G08AUSSOP <SUB CPU, IC9885> -65-...
  • Page 66 IC Block Diagrams ● MAX232ECPWRP <RS-232C Driver, IC3801> ● L3E06200P0A<D/A, S/H-LCD Driver, IC501, IC531, IC561> -66-...
  • Page 67 IC Block Diagrams ● PW190 <Scaler, IC301> ● MR4010 <Power OSC, IC631> -67-...
  • Page 68 IC Block Diagrams ● PIC18F67J60<LAN CONTROL,IC8801> ● FA7703 <DC-DC Converter, IC7811> IN1- SEL1 CUT1 Error AMP1 Pedestal Voltage ON/OFF 2.2V Comparator1 S.C.P 1.27V UVL0 BIAS 1.5V 2.0V S.C.DET ON/OFF BIAS Power Good Signal Error AMP2 Comparator2 IN2+ IN2- OUT2 -68-...
  • Page 69 IC Block Diagrams ● TB6608FNG <IRIS Control,IC601> ● TLV320AIC3105 <Audio Control, IC5002> -69-...

  • Page 70: Parts Location Diagrams

    KK2-WK250000 Parts Location Diagrams Cabinet top assembly Cabinet bottom-1 assembly A1000 MAIN BOARD A4000 AUDIO JACK BOARD A3000 AMP BOARD (AUDIO AMP) SW902 Lamp Cover SW A901 BALLAST BOARD FN002 A2200 POWER BOARD SW601 Thermal Switch SP901 Speaker LP900 Lamp Ass'y A2300 R/C BOARD -70-...
  • Page 71 KK2-WK250000 Parts Location Diagrams Cabinet bottom-2 assembly FN004 FN001 FN003 FN005 Projection Lens (Projection) -71-...
  • Page 72 KK2-WK250000 Parts Location Diagrams Integrator lens assembly (Integrator-Out) (Integrator-In) Condenser lens (Out) assembly (Condenser-out) -72-...
  • Page 73 KK2-WK250000 Parts Location Diagrams Ass'y Condenser In Lens L03-G L02-B LCD Panel/Prism Assembly (Prism/LCD panel Ass'y) -73-...
  • Page 74 KK2-WK250000 Parts Location Diagrams Relay lens (Out) assembly (Relay-out) -74-...
  • Page 75 KK2-WK250000 Parts Location Diagrams ● In the optical unit In the Optical Unit Marker comes this Marker side up L03-B Marker comes this side up L02-r L03-r CAUTION: Part must be placed in specified direction when replacing the optical parts. Please see “Optical Parts Disassembly”...
  • Page 76 KK2-WK250000 Parts Location Diagrams ● Accessories (see accessories parts list) REMOTE CONTROL MANUALs CD-ROMs FILTER COVER VGA CABLE AC CORD -76-...

  • Page 77: Mechanical Parts List

    KK2-WK250000 Mechanical Parts List Mechanical Parts List Key No. Part No. Description Key No. Part No. Description 610 350 4469 MTG DUCT BTM IN LAMP 610 350 4476 MTG DUCT TOP IN LP-KR8AC PACKING MATERIALS DIRECTORY 610 352 5143 MTG_DUCT_PNL-KK2AC 610 352 6355 CARTON CASE-KK2AC 610 352 1886 ACTIVE IRIS_KK2AC 610 354 2027 CASE ACC-KR8AE...

  • Page 78: Electrical Parts List

    KK2-WK250000 Electrical Parts List Product safety should be considered when a component replacement is made in any area of a projector. Components indicated by a ! mark in this parts list and the circuit diagram show components whose value have special significance to product safety.
  • Page 79 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 220 3115 TR ISA1235AC1E 405 220 3016 TR ISA1235AC1F ASSEMBLED BOARDS Q5033 305 134 5928 TR 2SA1037AK-T146-R 305 147 2218 TR 2SA1037AK-S-T146 A1000 655 004 1371 ASSY,PWB,MAIN KK2AC 305 173 9618 TR 2SA1235A1E A3000 655 004 1296...
  • Page 80 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description IC7100 409 699 6516 IC TA48S00AF 303 305 8515 CERAMIC 15P J IC7811 309 675 1316 IC FA7703V-H1 404 125 8208 CERAMIC 15P J IC7841 309 461 7822 IC PQ20WZ11 C1371 303 453 8917 CERAMIC...
  • Page 81 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 303 453 8610 CERAMIC 0.1U K C334 303 453 8917 CERAMIC 0.1U K 303 409 3426 CERAMIC 0.1U K 303 453 8610 CERAMIC 0.1U K C309 303 453 8917 CERAMIC 0.1U K 303 409 3426 CERAMIC...
  • Page 82 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C352 303 453 8917 CERAMIC 0.1U K 303 453 8610 CERAMIC 0.1U K 303 453 8610 CERAMIC 0.1U K 303 409 3426 CERAMIC 0.1U K 303 409 3426 CERAMIC 0.1U K C3571 303 396 9613 CERAMIC...
  • Page 83 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C3802 403 455 1012 CERAMIC 1U K 303 370 0216 CERAMIC 2.2U K 6.3V 303 433 1112 CERAMIC 1U K C421 303 453 8719 CERAMIC 470P K C3803 403 455 1012 CERAMIC 1U K 303 453 9211...
  • Page 84 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C5036 403 455 1012 CERAMIC 1U K C509 303 372 7510 CERAMIC 2.2U K 6.3V 303 433 1112 CERAMIC 1U K 303 370 0216 CERAMIC 2.2U K 6.3V C5038 303 454 0613 CERAMIC 10000P K C5098...
  • Page 85 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 404 124 8506 CERAMIC 0.1U K C5861 303 324 6417 CERAMIC 0.022U K C554 303 342 3313 CERAMIC 0.1U K C5862 303 279 5114 CERAMIC 3300P K 404 124 8506 CERAMIC 0.1U K C5863...
  • Page 86 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C7841 303 437 4614 CERAMIC 10U K C8819 303 453 8917 CERAMIC 0.1U K 403 478 5714 CERAMIC 10U K 303 453 8610 CERAMIC 0.1U K C7842 403 467 0911 CERAMIC 0.1U K 303 409 3426...
  • Page 87 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R300 301 224 9019 MT-GLAZE 10K JA 1/16W R1037 301 225 1814 MT-GLAZE 47 JA 1/16W R302 301 227 5612 MT-GLAZE 8.2K JA 1/16W R1038 301 224 8814 MT-GLAZE 100 JA 1/16W R303 301 224 9316 MT-GLAZE...
  • Page 88 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R5014 301 225 1418 MT-GLAZE 47K JA 1/16W R368 301 225 1814 MT-GLAZE 47 JA 1/16W R5017 301 224 9316 MT-GLAZE 1K JA 1/16W R369 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R5018 301 224 9316 MT-GLAZE...
  • Page 89 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R6823 301 224 9019 MT-GLAZE 10K JA 1/16W R5702 301 225 0718 MT-GLAZE 56K JA 1/16W R6842 301 229 3913 MT-GLAZE 180 JA 1/16W R5703 301 224 9019 MT-GLAZE 10K JA 1/16W R6843 301 229 3913 MT-GLAZE...
  • Page 90 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R9918 301 224 9019 MT-GLAZE 10K JA 1/16W R808 301 224 9019 MT-GLAZE 10K JA 1/16W RB312 945 037 0831 R-NETWORK 47X4 1/16W R809 301 225 8516 MT-GLAZE 1.8K JA 1/16W RB313 945 037 0831 R-NETWORK 47X4 1/16W...
  • Page 91 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description L8835 645 100 9340 IMPEDANCE,120 OHM P L301 652 002 8524 INDUCTOR 220OHM, P L8836 645 100 9340 IMPEDANCE,120 OHM P L302 652 002 8524 INDUCTOR 220OHM, P L303 652 002 8524 INDUCTOR 220OHM, P L304 652 002 8524...
  • Page 92 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description K10A 952 001 8601 SOCKET,D-SUB 15P 408 062 7201 DIODE 1SS35 K10B 952 001 8571 SOCKET,D-SUB 15P D5063 307 163 0414 DIODE 1SS352-(TPH3) K20B 652 003 0473 JACK,RCA-2 307 149 0810 DIODE 1SS355-TE-17 K40B 652 002 8135...
  • Page 93 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description Q641 305 014 4512 TR 2SC2412K T146 R C032 303 396 9613 CERAMIC 1U K 305 014 4611 TR 2SC2412K T146 S 303 397 7618 CERAMIC 1U K 305 015 8727 TR 2SC2812-L6-TB 403 478 5912 CERAMIC...
  • Page 94 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description L612 945 077 6565 INDUCTOR,900U C653 303 367 0410 CERAMIC 0.1U K 945 084 0273 INDUCTOR,1400U 303 370 1510 CERAMIC 0.1U K 652 003 1821 INDUCTOR,1580UH C661 303 445 4405 ELECT 1800U M L614...
  • Page 95 KK2-WK250000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description RESISTOR R2901 301 256 5614 MT-GLAZE 47 JA 1/10W R2903 301 255 6513 MT-GLAZE 100 JA 1/10W R8855 301 162 2219 MT-GLAZE 10 JA 1/10W R8856 301 162 2219 MT-GLAZE 10 JA 1/10W MISCELLANEOUS A2901...
  • Page 96 SANYO electric Co., Ltd. (KK2AC) November 2010 DC 50 Printed in Japan...

  • Page 97: Diagrams & Drawings

    Diagrams & Drawings Schematic Diagrams Printed Wiring Board Drawings Model Chassis No. PLC-WK2500 KK2-WK250000 these schematic diagrams and printed wiring board drawings are part of the service manual original for chassis No. KK2-WK250000, model PLC- WK2500. File with the service manual No. SM5111284-00...

  • Page 98: Parts Description And Reading In Schematic Diagram

    KK2-WK250000 Parts description and reading in schematic diagram 1. The parts specification of resistors, capacitors and resistor reading coils are expressed in designated code. Please check Example 1/2 D J 10K B the parts description by the following code table. 2.
  • Page 99 KK2-WK250000 Pin description of diode, transistor and IC ● diode Diode K: Cathode A: Anode ● transistor/Fet Transistor/FET C: Collector D: Drain B: Base G: Gate Index E: Emitter S: Source C1 C2 C1 C2 ● IC (GND) RESET (IN) (OUT) Index Index...
  • Page 100 Note on Soldering do not use solder containing lead. Solder This product has been manufactured using lead-free Use solder with the metal content and composition solder in order to help preserve the environment. ratio by weight given in the table below. Do not use Because of this, be sure to use lead-free solder solders which do not meet these conditions.

  • Page 101: Schematic Diagrams

    Schematic Diagrams PROJECTION LENS AUDIO JACK L610 DB611 D10XB60 C611 J10ES086G POWER 1000KK POWER FACTOR CORRECTION DB611H1 L611 1000NH K30A_5 Z20051--- LAMP K30A_2 PC_L DB611_2B DB611H3 K30A K30A_3 DB611H2 PC_R RGB/ B4J12B14100 TO K8L YCbCr/ DB611H4 MAIN UNIT L612 SCART/ DB611_2A D611 BALLAST...
  • Page 102 IC301 C1004 K10A 16KK0.1MN BJ11B0380N :16KK0.1AYH L1002 R1035 Q1001 :16KK0.1AXH K10A_6 1/16GJ47A F34DG407G TXXLBB013P K10A_1 SOG1 SC1001 R1001 R1040 C1008 RGB/ 1/16GJ1.5KA 16KK0.1MN K10A_2 1/3GJ75 R1101 :16KK0.1AYH 1/16GJ100A :16KK0.1AXH YCbCr/ L1012 R1036 K10A_3 Q1002 F34DG407G 1/16GJ47A TXXLBB013P K10A_13 SCART SC1011 K10A_9 R1111 5VPC1...
  • Page 103 OPTION RESISTOR S3.3VD_PW S3.3VD_PW See the parts list R395 A[17] MODEL_OPTION A[16] R396 S3.3VD_PW A[15] R801 BYTE 1/16GJ10KA A[14] A[1] A[13] D[15] DQ15/A-1 A[12] D[7] D[0] D[8] A[11] D[14] D[1] D[9] S3.3VD_PW DQ14 A[10] D[6] D[2] D[10] A[9] D[13] D[3] D[11] DQ13 R389...
  • Page 104 FN005 FN004 EXHAUST EXHAUST FN003 SIDE SIDE R-PNL POWER LAMP B-PNL G-PNL FN002 FN001 J10EG J10EG J10EG 035G 035G 035G J10EG036G J10EG037G K6G_3 K6S_3 K6E_3 K6S_1 K6K_3 K6P_3 K6K_1 L3627 L3623 L3622 L3BE221PG L3BE221PG L3BE221PG L3630 C5098 FAN_A L3626 16KK101G FAN_C L3BE C5025...
  • Page 105 IC561 3.3VGAM RESET_DG R404 RB437 SHCLKR1 R1JA4704G R472 1/16GZ0A IRM_RST C425 SDATA_PW SDATA A SIDE R406 1/10GZ0C SDATA SDATA_PW SCLK_PW R407 R401 1/10GZ0C SCLK 1/16GJ100A SRDATA FROM IC301 P3 SCLK_PW SCLK SCS_PW R408 1/10GZ0C R402 1/16GJ100A SCS_PW 1/16GJ100A R403 R473 RB428 R1JA4704G 1/16GZ0A...
  • Page 106 (BLUE) IC401 <FROM:IC301> (PW190) B_LCCOM R3503 C3506 16EM1001X B_MON ;16EM1001Z C507 25KK11D SN500 6.3KK10MB 15.5V_PNL C3504 3.3V R3502 C5875 B_VID[1-12] R502 C511 C508 1/16GJ47KA L501 C509 25KK2.2BA 25EM471X L26B3470G ;25EM471Z B_VID[12] C3529 K5B3 TP_SHCKB 6.3KK2.2GQ R503 1/16GZ0A B_VID[11] SHCLKB C526 B_VID[10] TP_XFRB B_VID[9]...
  • Page 107 K8802 3.3V_LAN C8832 KK0.01MN R8822 R8817 R8831 3.3V_LAN R8809 1/16GJ10KA D8801 1/16GJ100A R8823 NMCLR R8818 DLXLBB031---G R8819 R8824 IPRST R8832 R9895 R8816 R8820 1/16GJ330A R8825 1/10GF2.2KC R8863 R8826 TPOUT+ C8810 TPOUT- 16KK0.1MN ;16KK0.1AYH C8811 ;16KK0.1AXH 16KK0.1MN ;16KK0.1AYH C8809 ;16KK0.1AXH L8801 16KK0.1MN RGFR000ZTAANL 3.3V_LAN...
  • Page 108 NO DATA SCH_MF4AE SCH_KT8AE...

  • Page 109: Printed Wiring Board Diagrams

    Printed Wiring Board Diagrams POWER (SIDE:A) ! CAUTION This projector is isolated from AC line by using the internal converter transformer. Please pay attention to the following notes in servicing MAIN PTH611H2 1. Do not touch the part on hot side (primary circuit) or both parts on hot and cold sides (sec- C604 L601 L601H1...
  • Page 110 MAIN (SIDE:A) LAMP BALLAST FN001 UNIT FN002 D6835 SCREW10 D6842 D6841 C3543 RB533 RB531 C3508 SN501 RB536 RB534 C560 RB561 IC561 R3505 C3503 RB563 TP531E C3502 RB564 R9885 C3511 C533 C563 RB566 Q6845 SW902 R3511 C3589 TP35R C5033 C586 L5848 C539 R3508 R9883 R504...
  • Page 111 MAIN (SIDE:B) “K29D” SCREW7 IC5001 R5006 C5822 R5024 C5029 R5823 R5713 R5005 C5823 L5701 C5030 R5824 C5821 C579 L5703 R5002 C5027 R5001 C5028 C588 Q5702 R5003 C5042 R5004 C5062 C577 R3502 C3588 R7105 C574 C544 R3503 C3587 R7104 C573 C3512 C3586 C546 R5708 C572...
  • Page 112 AUDIO AMP ( SIDE:A) AUDIO AMP (SIDE:B) L5031 C049 C048 C020 C029 SC5032 IC001 L012 C023 C016 R016 C024 R015 C025 C018 C034 C028 C022 L011 C041 C033 A30C5 *** ??? 1LG4B10W0690A_A C032 R008 C035 1LG4B10W0690A_A C038 *** ??? D013 C047 D014 D011 D017 D012 D020 R013 K002...

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