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Supplementary The following items for the AV-48WP34/AHA model were changed partly from AV-48WP34/HA model. Therefore, this service manual describes only the items which differ from those of the AV-48WP34/HA model service manual. For details other than those described in this manual, please refer to the AV-48WP30 (No.51914, 2002/02), OUTLINE Since the mirror was changed, we have issued the SERVICE MANUAL for AV-48WP34/AHA.
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DIFFERENCE LIST EXPLODED VIEW PARTS LIST -l (Page 56) PARTS No. Ref. No. PARTS NAME DESCRIPTION AV-48WP34/HA AV-48WP34/AHA LC31733-001A-A LC32173-003A-A MIRROR Glass ------------ QYSBSF4012Z TAP SCREW (X13) Addition ------------ LC21316-001A-A MIRROR HOLDER TOP Addition ------------ LC21317-001A-A MIRROR HOLDER BOTTOM Addition...
AV-48WP30 SERVICE MANUAL REAR PROJECTION TELEVISION BASIC CHASSIS AV-48WP30 CONTENTS ! SPECIFICATIONS ・・・・・・・・・・・・・・・・・・・・ ! MAIN PARTS LOCATION ・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・・・・・・・ 2 ・・・・・・・・・・・・・・・・・・・・ ・・・・・・・・・・・・・ ・・・・・・・・・・・・・ ・・・・・・・・・・・・・ 9 ! SAFETY PRECAUTIONS ・・・・・・・・・・・・・・ ! SPECIFIC SERVICE INSTRUCTIONS ・・・ ・・・・・・・・・・・・・・ ・・・・・・・・・・・・・・ 3 ・・・・・・・・・・・・・・ ・・・ ・・・...
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AV-48WP30 SPECIFICATIONS Items Contents Dimensions (W× × × × H× × × × D) 120.0cm × 124.4cm × 60.9cm ( 47-1/4 × 49 × 24 ) 81.0 kg (179.0 Ibs) Mass CCIR (M) TV RF System Color System NTSC Sound System BTSC System (Multi Channel Sound) TV Receiving Channels and Frequency (02 ~...
AV-48WP30 SAFETY PRECAUTIONS 1. The design of this product contains special hardware, many 10. Isolation Check circuits and components specially for safety purposes. For (Safety for Electrical Shock Hazard) continued protection, no changes should be made to the After re-assembling the product, always perform an isolation original design unless authorized in writing by the manufacturer.
AV-48WP30 FEATURES " New chassis design enable use of an interactive on screen control. " 2-3PULL DOWN : You can enjoy DVD movies at the highest picture quality. " MOTION COMPENSATION : With this function, the seamless reproduction of dynamic motion on the screen has been realized. "...
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AV-48WP30 ■ ■ ■ ■ REMOTE CONTROL UNIT [RM-C322G] 1 POWER Key 2 ASPECT Key 3 VCR / DVD Key 4 TV / CATV Key 5 NATURAL CINEMA Key 6 INPUT Key 7 DISPLAY Key 8 SLEEP TIMER Key 9 BBE Key A V.STATUS Key B HYPER SURROUND Key C MUTING Key ( memory Key )
AV-48WP30 INSTALLATION 1. INSTALLATION SITE (more than 5cm) 1. The rear of this set is provided with ventilation openings. Install the set more than 5 cm from a wall and in a location with good ventilation. 2. Avoid the following types of locations. (1) Unstable locations (location must be able to withstand heavy weight).
AV-48WP30 TECHNICAL INFORMATION ■ MAIN MICRO COMPUTER (CPU) FUNCTION (MIN102H57K) PIN NAME FUNCTION PIN NAME FUNCTION № № № № № № № № O O O O O O O O CONV. SW CONVERGENCE SW LED_CLOCK F. LED CLK I I I I O O O O /VSYNC...
AV-48WP30 SPECIFIC SERVICE INSTRUCTIONS SCREEN HANDLING CAUTIONS ■ ■ ■ ■ SCREEN STORAGE Store the SCREEN ASS’Y in a standing position in order to avoid deformation. If the screen is stored horizontally, there is risk of deforming the screen face. When necessary to place the SCREEN ASS’Y horizontally, position the screen side upwards and sure to place spacers between the screen and resting site (floor or stand etc.) to prevent the screen from sagging.
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AV-48WP30 DISASSEMBLY PROCEDURE ! SPEAKER GRILLE SPEAKER WIRE 1. Remove 4 screws A from rear side. 2. Remove the SPEAKER GRILLE. ! SPEAKER (WOOFER) SPEAKER " Remove the SPEAKER GRILLE (WOOFER) 1. Remove 4 screws B . SPEAKER 2. Take out the WOOFER. (TWEETER) 3.
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AV-48WP30 ! SCREEN ASS’Y G G G G " Remove the SPEAKER GRILLE. " Remove the FRONT CONTROL BOX. 1. Remove 4 screws G under the SCREEN ASS’Y from front side. 2. Remove 10 screws H from rear side. 3. Remove the SCREEN ASS’Y. NOTE : G...
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AV-48WP30 ! MAIN UNIT MAIN UNIT " Remove the SPEAKER GRILLE. " Remove the connector on the FRONT CONTROL PWB. " Remove the REAR PANEL. 1. Remove 4 screws O! from front side. 2. Pull out the MAIN UNIT rear side. NOTE : "...
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AV-48WP30 ! PROJECTION UNIT " Remove the SPEAKER GRILLE PROJECTION UNIT " Remove the FRONT CONTROL BOX " Remove the REAR PANEL " Remove the MAIN UNIT. Remove the CRT SOCKET PWB. Remove 4 screws S attaching the PROJECTION UNIT. Pull out the PROJECTION UNIT, upward.
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AV-48WP30 REPLACEMENT OF CHIP COMPONENT ! CAUTIONS 1. Avoid heating for more than 3 seconds. 2. Do not rub the electrodes and the resist parts of the pattern. 3. When removing a chip part, melt the solder adequately. 4. Do not reuse a chip part after removing it. ! SOLDERING IRON 1.
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AV-48WP30 MEMORY IC REPLACEMENT 1. Memory IC SERVICE MENU This model use a memory IC. This memory IC stores data for proper operation of the video SERVICE MENU and deflection circuits. 1.PICTURE/SOUND 7.I2C BUS When replacing, be sure to use an IC containing this (initial 2.YC SEP 8.PP value) data.
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AV-48WP30 SHIPPING FACTORY SETTING VIDEO STATUS MEMORY (NTSC / 480p) SETTING VALUE Item TINT COLOR PICTURE BRIGHT DETAIL STANDARD THATER DYNAMIC (HD) SETTING VALUE Item TINT COLOR PICTURE BRIGHT DETAIL STANDARD THATER DYNAMIC CHANNEL SETTING (CHANNEL SUMMARY) BAND CH Display Setting BAND CH Display...
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AV-48WP30 SHIPPING FACTORY SETTING (USER SETTING) Setting item Setting value Setting item Setting value POWER TINT / COLOR / PICTURE Refer to setting of Video CHANNEL CABLE-02 /BRIGHT / DETAIL status memory at shipping factory setting VOLUME INPUT COLOR TEMPERATURE HIGH DIG.
AV-48WP30 SERVICE ADJUSTMENTS ADJUSTMENT PREPARATION ADJUSTMENT EQUIPMENT 1. You can make the necessary adjustments for this unit with 1. DC voltmeter (or digital voltmeter) either the Remote Control Unit or With the adjustment 2. Oscilloscope tools and parts as given below. 3.
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AV-48WP30 ADJUSTMENT LOCATION (1/2) CONVERGENCE PWB FRONT CONTROL PWB FRONT POWER POWER SW S 801 DIGITAL CONVERGENCE IC 805 IC 804 MODULE PWB SERVICE MENU CH - CH + VOL - VOL + SWITCH INPUT 3 CN00Y CN00P CN00X CONVERGENCE OSD PWB REMOCON SENSOR PWB FRONT I/F PWB R/G/B CRT SOCKET PWB...
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AV-48WP30 ADJUSTMENT LOCATION (2/2) CRT SOCKET PWB DIGITAL INPUT MODULE PWB DVI-D SG001 SG001 SG001 terminal TP-E TP-R TP-E TP-G TP-E TP-B REAR R CRT SKT PWB G CRT SKT PWB B CRT SKT PWB MAIN PWB FOCUS PACK AV JACK PWB CONNECTOR LINE FILTER...
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AV-48WP30 BASIC OPERATION OF SERVICE MENU TOOL OF SERVICE MENU OPERATION Operate the SERVICE MENU with the REMOTE CONTROL UNIT. SERVICE MENU ITEMS In general, basic setting (adjustments) items or verifications are performed in the SERVICE MENU. 1. PICTURE / SOUND ・・・・・・・・・・ This sets the setting values of the VIDEO/CHROMA /AUDIO and DEFLECTION circuits. 2.
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AV-48WP30 SERVICE MENU 4.HIGH LIGHT SERVICE MENU 1. PICTURE/SOUND 7. I2C BUS 2. YC SEP 8. PP 3. LOW LIGHT 9. IP 0. SELF-CHK 4. HIGH LIGHT HW-BAL 5. RF AFC Press the 0 key → ON/OFF 5.RF AFC 1.PICTURE/SOUND ***** ***** ***** ***** ***** *****...
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AV-48WP30 (4) Setting method 1.PICTURE/SOUND 1) UP / DOWN ( ▲ / ▼ ) FUNCTION key Select the SETTING ITEM. SIGNAL WHITE BALANCE NTSC FULL DYNAMIC SYSTEM 2) LEFT / RIGHT ( / ) FUNCTION key Setting (adjust) the setting value of the SETTING ITEM. VIDEO STATUS ASPECT When the MUTING key is pressed the setting value...
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AV-48WP30 INITIAL SETTING VALUE OF SERVICE MENU 1. Adjustment of the SERVICE MENU is made on the basis of the initial setting values; however, the new setting values which set the screen in its optimum condition may differ from the initial setting. 2.
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AV-48WP30 ■ ■ ■ ■ PICTURE SYSTEM (1/2) ( NTSC / 480i / 480p ) NTSC 480i 480p Item Variable Item name range Standard Theater Standard Theater Standard Theater SUB COLOR ~ SUB TINT ~ (2/2) ( 720p / 1080i / HDCP ) 720p / 1080i HDCP Item...
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AV-48WP30 (1/3) ( NTSC / 480i) NTSC 480i Item Variable Item name Standard Theater Standard Theater range High High High High - - - - - - R DRIVE 0~255 +003 +008 +003 +008 R DRIVE OFFSET -128~+127 - - -...
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AV-48WP30 ( NTSC / 480i / OTHERS SIGNAL) Item Variable OTHERS Item name NTSC 480i range SIGNAL BLACK GRAD CORR 0~15 START LEVEL BLACK GRAD CORR 0~15 GAIN WHITE GRAD CORR 0~15 START LEVEL WHITE GRAD CORR 0~15 GAIN WHITE CHARA CORR 0~15 START LEVEL WHITE CHARA CORR...
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AV-48WP30 Setting Value Item Variable Item name range Standard Theater CONTRAST -070 -127 -128~+127 LOWER LIMIT CONTRAST -128~+127 +017 +127 UPPER LIMIT BRIGHT LOWER -020 -127 -128~+127 LIMIT ( NTSC / 480i / OTHERS ) Item Variable OTHERS Item name NTSC 480i range...
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AV-48WP30 ■ ■ ■ ■ OTHERS Item Variable Setting Item Variable Setting Item name Item name Range Value Range Value 0 ~ 255 EEPROM Ver 1 DIRECT SELECT 2 PIC. 0 / 1 CAPTION OSD 0 ~ 255 0 ~ 7 EEPROM Ver 2 OSCSELECT 4 PIC.
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AV-48WP30 (1/2) Setting Value Item Variable Item name Range NTSC 480i 480p 1080i 720p 0 ~ 3 SEP.LEVEL CLAMP PLUS 0 / 1 0 ~ 63 HD PHASE (2/2) Setting Value Item Variable Item name HDCP 480p HDCP 480p Range HDCP720p HDCP1080i SIZE 1...
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AV-48WP30 ADJUSTMENT CHECK ITEMS Measuring Item Test point Adjustment Item Description Instrument 1. Receive a black and white signal (color off). Signal generator S1 connector POWER SUPPLY 5 pin:TP-91 2. Connect the DC voltmeter to S1 connector 5 pin (TP- check DC Voltmeter 1 pin:TP-E (...
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AV-48WP30 FOCUS & BEAM SPOT ADJUSTMENT Measuring Item Test point Adjustment part Description instrument FOCUS & Signal G Def. Yoke (DY) 1. Receive a cross-hatch signal. BEAM SPOT generator 2. Press the ASPECT and select the FULL mode. R Def. Yoke (DY) 3.
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AV-48WP30 CONVERGENCE & DEFLECTION ADJUSTMENT " The adjustment using the remote control unit is made on the basis of the initial setting values. " The setting values which adjust the screen to the optimum condition can be different from the initial setting values. "...
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AV-48WP30 Measuring Item Test point Adjustment part Description instrument ! Confirm correct FOCUS adjustment. SCREEN TILT Signal SERVICE SW generator (S801) adjustment 1. It pushes a power switch while pushing SERVICE SW S801 on [CONVERGENCE the CONVERGENCE PWB then it makes picture without PWB] convergence operation.
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AV-48WP30 DEFLECTION CIRCUIT ADJUSTMENT Measuring Item Test point Adjustment part Description instrument 1. It pushes a power switch while pushing SERVICE SW S801 on V. POSITION Signal D01 : V. SIZE generator the CONVERGENCE PWB then it makes picture without / SIZE D05 : V.
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AV-48WP30 Measuring Item Test point Adjustment part Description instrument 11. Select D02<EW PARABOLA>, D08<EW CORNER LOWER>, SIDE PIN D02: EW PARABOLA D09 < EW CORNER UPPER > with FUNCTION ( ▲ / ▼ ) key adjustment D08: EW CORNER LOWER respectively.
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AV-48WP30 CONVERGENCE ADJUSTMENT Measuring Item Test point Adjustment part Description instrument 1. Press the SERVICE SW S801 on the CONVERGENCE PWB CONVERGEN- Signal SERVICE SW (S801) CE PHASE generator [CONVERGENCE to enter the dynamic adjustment mode. adjustment PWB] 2. Press the 100+ key on the remote control unit to select the Remote green line.
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AV-48WP30 Measuring Item Test point Adjustment part Description instrument OVERALL Signal SERVICE SW 1. Receive a NTSC signal. CONVERGEN- generator (S801) 2. Press the SERVICE SW S801 on the CONVERGENCE PWB. [CONVERGENCE 3. Appear the flashing cross-hatch pattern. 4. Press the 100+ key on the remote control unit to select green adjustment Remote PWB]...
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AV-48WP30 VIDEO ADJUSTMENT Measuring Item Test point Adjustment Item Description Instrument A-D CONVERTER Signal ADM013: Select the STANDARD mode for the VIDEO STATUS. OFFSET generator [G CRT G OFFSET Receive a whole black (0%) signal. SOCKET PWB] adjustment ADM012: Select REGULAR mode of ASPECT mode. R OFFSET Remote control unit...
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AV-48WP30 Measuring Item Test point Adjustment Item Description Instrument WHITE Signal S14 : R CUTOFF Select the STANDARD mode (all “000”) for the VIDEO BALANCE generator S16 : G CUTOFF STATUS. (Low Light) S18 : B CUTOFF adjustment Remote 1. Receive the NTSC black and white pattern signal (color S20 : R CUTOFF control unit off).
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AV-48WP30 Measuring Item Test point Adjustment Item Description Instrument WHITE Signal generator S10 : R DRIVE Select the STANDARD mode (all "000") on the VIDEO BALANCE S12 : B DRIVE STATUS. (High Light) Remote 1. Receive the NTSC black and white signal (color off). adjustment control unit 2.
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AV-48WP30 Measuring Item Test point Adjustment Item Description Instrument ADS012 : SPLIT Signal Select SPLIT mode. WHITE BALANCE generator R OFFSET Receive the NTSC black & white signal both the (High Light) ADS014 : picture. adjustment Remote B OFFSET < R OFFSET >...
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AV-48WP30 Measuring Item Test point Adjustment Item Description Instrument Remote S04 : SUB CONT. SUB CONTRAST Receive the NTSC black & white signal. adjustment control unit Enter the SERVICE MENU of 1.PICTURE/SOUND Item. Select S04 < SUB CONT > with FUNCTION ( ▲...
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AV-48WP30 Measuring Item Test point Adjustment Item Description Instrument TP-R S01 : SUB COLOR SUB COLOR / Signal Input the 480i color bar from computer terminal. SUB TINT / generator TP-B Select STANDARD and FULL mode. S02 : SUB TINT B-Y GAIN TP-E(# # # # ) Enter the SERVICE mode of 1.PICTURE/SOUND.
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AV-48WP30 Measuring Item Test point Adjustment Item Description Instrument " COLOR, TINT,B-Y GAIN adjustment at 1080i and 480p DIGITAL INPUT Signal TP-R S01:SUB COLOR generator (HDCP) should be finished. TP-B S02:SUB TINT SUB COLOR / TP-E(# # # # ) Input HDCP (digital) 1080i signal.
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AV-48WP30 MTS adjustment Measuring Item Test point Adjustment Item Description Instrument MTS INPUT A02 : IN LEVEL 1. Select 1.PICTURE / SOUND from SERVICE MENU. Remote control unit LEVEL 2. Select the A02 < IN LEVEL > with FUNCTION ( ▲...
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AV-48WP30 Measuring Item Test point Adjustment Item Description Instrument 1. Input the stereo L signal (300Hz) from the TV audio TV audio AUDIO OUT A07 : LOW SEP. multiplex SEPARATION A08 : HI SEP. multiplex signal generator to the antenna terminal. L output signal 2.
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AV-48WP30 HOW TO CHECK THE HIGH VOLTAGE HOLD DOWN CIRCUIT 1. HIGH VOLTAGE HOLD DOWN CIRCUIT After repairing the high voltage hold down circuit. This circuit shall be checked to operate correctly. 2. CHECKING OF THE HIGH VOLTAGE HOLD DOWN CIRCUIT (1) Turn the power sw ON.
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AV-48WP30 TROUBLESHOOTING SELF CHECK FUNCTIONS This model has self-check functions that inform of the failure of the TV by detecting abnormality. Operational state is always monitored and the identified is memorized on the record. How to enter the SELF-CHECK mode 1.
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AV-48WP30 Indication Check item Details of detection Method of detection XRAY X-ray protection Operation of X-ray At about 3 seconds after the power is turned on, the protection circuit. self-check function starts. If NG is detected for 200ms, the power is turned off automatically. B1 Over-current protection An B1 over-current is At about 3 seconds after the power is turned on, the...
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AV-48WP30 PARTS LIST CAUTION ! The parts identified by the symbol are important for the safety. Whenever replacing these parts, be sure to use specified ones to secure the safety . ! The parts not indicated in this Parts List and those which are filled with lines in the Parts No. columns will not be supplied. ! P.
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AV-48WP30 CONTENTS ! ! ! ! USING PW BOARD & REMOTE CONTROL UNIT ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ! ! ! ! EXPLODED VIEW PARTS LIST ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 56, 58 ! ! ! ! EXPLODED VIEW ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 56, 57, 58 ! ! ! ! PRINTED WIRING BOARD PARTS LIST "...
AV-48WP30 REMOTE CONTROL UNIT PARTS LIST (RM-C322G-1A) ! !"#$%&$ '()*+%&$ '()*+%(," -"./)01*0&2 +++++++++++++++++ + ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ X!JB7O;BM>O V=997![+O:P7! +++++++++++++++++ + ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ PACKING PACKING PARTS LIST ! !"#$%&$ '()*+%&$ '()*+%(," -"./)01*0&2 +++++++++++++++++ + ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ WO;;BJBA<<;= '=OS8%E+O=37 WO?;KJLA<<;=A= V:99:D+O=37 WO;;BJIA<<;V OX3U8:%+=33[ I1/.+02+;."* O'?<<JJA<<KA= 9:'+O:P7! O'?<<J>A<<KA= ':W[+V=E...
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AV-48WP30 SCHEMATIC DIAGRAMS REAR PROJECTION TELEVISION AV-48WP30 BASIC CHASSIS SB 2 CD-ROM No.SML200202 CONTENTS NOTE ON USING CIRCUIT DIAGRAMS SEMICONDUCTOR SHAPES BLOCK DIAGRAM CIRCUIT DIAGRAMS PATTERN DIAGRAMS 2-59 No.51914 COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD. Feb. 2002...
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AV-48WP30 AV-48WP30 AV-48WP30 CONTENTS SEMICONDUCTOR SHAPES STANDARD CIRCUIT DIAGRAM BLOCK DIAGRAM CIRCUIT DIAGRAMS NOTE ON USING CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM 1.SAFETY Type RECEIVER PWB CIRCUIT DIAGRAM 2-29 (1/2) The components identified by the symbol and shading are No indication :Ceramic capacitor RECEIVER PWB &...
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AV-48WP30 AV-48WP30 BLOCK DIAGRAM SP L TV V2 TU001 UD001 L-OUT SPRITER TUNER IC631 SP R IC201 R-OUT TONE / VOL. FIX OUT RECEIVER PWB IC661 D AUDIO IN POWER AMP VM PWB CENTER SPEAKER TV V1 TU001 MAIN PWB TUNER MAIN Y MAIN C...
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VICTOR COMPANY OF JAPAN, LIMITED HOME AV NETWORK BUSINESS UNIT. 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama, Kanagawa-prefecture, 221-8528, Japan Printed in Japan AV48WP30-H #4 VP 0202 DP6060...