JVC AV-29VT15/R Service Manual
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JVC AV-29VT15/R Service Manual

Flat color television
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SERVICE MANUAL
1
2005
YA256
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32
FLAT COLOR TELEVISION
AV-29VT15
AV-29VT35

TABLE OF CONTENTS

COPYRIGHT © 2005 Victor Company of Japan, Limited
,
/R
/R
BASIC CHASSIS
CW
No.YA256
2005/4

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  • Page 1: Table Of Contents

    SERVICE MANUAL FLAT COLOR TELEVISION YA256 2005 AV-29VT15 AV-29VT35 BASIC CHASSIS TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 SPECIFICATION Contents Items AV-29VT15/R AV-29VT35/R Dimensions (W × H × D) 81.2cm × 58.42cm × 52.05cm Mass 41kg 43.4kg TV RF System M / N Color System TV Mode NTSC / PAL-M / PAL-N Video Mode NTSC / PAL-M / PAL-N...

  • Page 3: Precaution

    SECTION 1 PRECAUTION SAFETY PRECAUTIONS (1) The design of this product contains special hardware, (8) When service is required, observe the original lead dress. many circuits and components specially for safety Extra precaution should be given to assure correct lead purposes.

  • Page 4: Specific Service Instructions

    In accordance with the brightness in a room, the brightness and/or contrast of the picture can be adjusted automatically to make the optimum picture which is easy on the eye. • Built-in OFF TIMER & RETURN +. MAIN DIFFERENCE LIST Items AV-29VT15/R AV-29VT35/R BASS BLASTER None BASS BLASTER UNIT...
  • Page 5 FUNCTIONS REMOTE CONTROL UNIT RM-C1288-1H POWER key COLOR SYSTEM key TV / VIDEO key FAVORITE CHANNEL keys MENU (OK) key DISPLAY BACK key MUTING key MENU ( / , / ) keys Number keys CLOSED CAPTION key 100+ key SOUND TURBO key VOLUME (-/+) keys PICTURE MODE key BASS key [AV-29VT35/R]...
  • Page 6 REAR TERMINAL [AV-29VT15/R] VIDEO-1 INPUT TERMINAL S-VIDEO 10 11 VIDEO AUDIO L/MONO AUDIO R COMPONENT VIDEO-1 (VIDEO-2) OUTPUT INPUT INPUT COMPONENT (VIDEO-2) INPUT TERMINAL Y/VIDEO OVER AUDIO L/MONO AUDIO R / MONO MONO OUTPUT TERMINAL VIDEO AUDIO L AUDIO R...
  • Page 7 MAIN CPU [MAIN PWB : IC701] PIN FUNCTION Pin no. Pin name Remark Pin no. Pin name Remark CVBSO/PIP O CVBS / PIP output VssP2 O Scan velocity modulation output VssC4 FbiSo Flyback input/sandcastle output V1.8C4 1.8V (Digital) Hout O Horizontal output V3.3A3 3.3V VssComb...

  • Page 8: Disassembly

    SECTION 3 DISASSEMBLY DISASSEMBLY PROCEDURE 3.1.1 REMOVING THE TWIN PORT BASS BLASTER UNIT 3.1.6 REMOVING THE SPEAKER [AV-29VT35/R] • Remove the REAR COVER. • Unplug the power supply cord. (1) Remove the 2 screws [G] as shown in Fig.1. (1) Disconnect the TWIN PORT BASS BLASTER UNIT's cord (2) Withdraw the SPEAKER backward.
  • Page 9 FRONT CABINET [FRONT SIDE] CONTROL BASE (X2) PICTURE TUBE SPEAKER CHASSIS BASE Fig.2 FRONT CONTROL PWB (2/2) SOCKET PWB CLAW B (under side) FRONT CONTROL MAIN PWB PWB (1/2) SPEAKER Fig.2 AV TERMINAL (X2) BOARD CONTROL BASE CHASSIS BASE CLAW B (under side) BASS SPEAKER OUT JACK [AV-29VT35/R]...
  • Page 10 REPLACEMENT OF MEMORY IC 3.2.1 MEMORY IC This TV uses the following memory IC. Memory IC: IC702 on MAIN PWB SERVICE MENU The memory IC memorizes data for correctly operating the video and deflection circuits. When replacing the memory IC, be sure SERVICE MENU to use the same type IC written with the initial values of data.
  • Page 11 3.2.3 FACTORY SETTING VALUE SETTING OF SYSTEM CONSTANT SET Setting value Setting item Setting content AV-29VT15/R AV-29VT35/R TAIWAN OTHERS SYSTEM OTHERS COMB TILT SUPER BASS STEREO MONO SOUND STEREO BLUE BACK MUTE ECO SENSOR SURROUND PICTURE BOOSTER COMPONENT S INPUT Table 1 (No.YA256)1-11...
  • Page 12 SETTING OF BASIC FUNCTIONS SERVICE MENU SETTING ITEMS Setting item Setting value Setting item Setting value POWER 1. IF 1. VCO 2. DELAY POINT SUB POWER 2. V/C 1. SCREEN VOLUME 2. CUTOFF(B/G) COLOR SYSTEM PAL-N 3. WDR(R/G/B) 4. BRIGHT(TV/VDO 1/2/3) PICTURE MODE (VSM) BRIGHT 5.
  • Page 13 REPLACEMENT OF CHIP COMPONENT 3.3.1 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. 3.3.2 SOLDERING IRON (1) Use a high insulation soldering iron with a thin pointed end of it.

  • Page 14: Adjustment

    SECTION 4 ADJUSTMENT ADJUSTMENT PREPARATION (1) You can make the necessary adjustments for this unit with either the remote control unit or with the adjustment equipment and parts as given below. (2) Adjustment with the remote control unit is made on the basis of the initial setting values, however, the new setting values used for setting the screen to its optimum condition may differ from the initial settings.
  • Page 15 ADJUSTMENT LOCATIONS FRONT CONTROL PWB ASS’Y (1/2) FRONT CONTROL PWB ASS’Y (2/2) SPEAKER (L) SPEAKER (R) FRONT FRONT S805 S801 S803 J804 J803 J802 J801 S804 S806 S802 ROTATION COIL S901 CN00S CNDEG CN002 CN001 POWER CORD DEG COIL MAIN PWB ASS’Y FRONT CN001 CN00W...
  • Page 16 BASIC OPERATION IN SERVICE MENU Operate the SERVICE MENU with the remote control unit. 4.6.1 SERVICE MENU ITEMS With the SERVICE MENU, various settings (adjustments) can be made, and they are broadly classified in the following items of settings: 1. IF For entering/adjusting the setting values (adjustment values) of the IF circuit.
  • Page 17 4.6.3 SERVICE MENU FLOW CHART 1. IF SERVICE MENU SERVICE MENU IF SERVICE MENU 1. IF 2. V/C VCO (CW) ***** 3. AUDIO 4. DEF TOO HIGH 5. VSM W/B 6. STATUS 1. VCO ABOVE REFERENCE 7. PLUG & PLAY (ON) JUST REFERENCE 2.
  • Page 18 ADJUSTMENT PROCEDURE 4.7.1 B1 VOLTAGE Measuring Item Test point Adjustment part Description instrument B1 VOLTAGE Signal B1 (pin 1) (1) Receive a black and white signal. check generator GND (pin 5) (2) Connect a DC voltmeter between B1 and GND [CN00X (between pins 1 and 5 of the connector CN00X).
  • Page 19 4.7.4 VIDEO CIRCUIT ADJUSTMENTS • The setting (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. •...
  • Page 20 Measuring Item Test point Adjustment part Description instrument WHITE Signal [2. V/C] Notes: BALANCE generator 3. WDR (R) • Proceed to the following adjustment after having (High light) 3. WDR (G) completed the WHITE BALANCE (Low light) adjustment. adjustment Remote 3.
  • Page 21 Measuring Item Test point Adjustment part Description instrument SUB COLOR 1 Remote [2. V/C] [Method of adjustment without measuring instrument] adjustment control unit 6. COLOUR Notes: • Proceed to the following adjustment after having completed the SUB CONTRAST adjustment. • Set PICTURE MODE (VSM) to "BRIGHT". - PAL-M COLOR - (1) Receive a PAL-M broadcast.
  • Page 22 Measuring Item Test point Adjustment part Description instrument SUB COLOR 2 Signal TP-47G [2. V/C] [Method of adjustment using measuring instrument] adjustment generator TP-E 6. COLOUR Notes: [CRT SOCKET • Proceed to the following adjustment after having Oscilloscope PWB] completed the SUB CONTRAST adjustment. •...
  • Page 23 Measuring Item Test point Adjustment part Description instrument SUB TINT 2 Signal TP-47G [2. V/C] [Method of adjustment using measuring instrument] adjustment generator TP-E 7. TINT Notes: [CRT SOCKET • Proceed to the following adjustment after having Oscilloscope PWB] completed the SUB CONTRAST adjustment. •...
  • Page 24 4.7.6 DEFLECTION CIRCUIT ADJUSTMENTS • The setting (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. •...
  • Page 25 Measuring Item Test point Adjustment part Description instrument V. HEIGHT Signal [4. DEF] - PAL V. HEIGHT - adjustment generator 3. V-SIZE (1) Receive a PAL crosshatch signal. 14. V-ZOOM (2) Select 3. V-SIZE. Remote (3) Set the initial setting value of 3. V-SIZE. control unit (4) Select 14.
  • Page 26 Measuring Item Test point Adjustment part Description instrument SIDE PIN Signal [4. DEF] - PAL SIDE PIN - adjustment generator 7. EW-PIN (1) Receive a PAL crosshatch signal. (2) Select 7. EW-PIN. Remote (3) Set the initial setting value of 7. EW-PIN. control unit (4) Adjust 7.
  • Page 27 Measuring Item Test point Adjustment part Description instrument CORNER PIN Signal [4. DEF] - PAL CORNER PIN - adjustment generator 8. COR-UP (1) Receive a PAL crosshatch signal. 9. COR-LO (2) Select 8. COR-UP. Remote (3) Set the initial setting value of 8. COR-UP. control unit (4) Select 9.
  • Page 28 COMPRESS : ON (16:9) Measuring Item Test point Adjustment part Description instrument V. HEIGHT Signal [4.DEF] - PAL V. HEIGHT - adjustment generator 14. V. ZOOM (1) Receive a PAL crosshatch signal of vertical 3. V-SIZE frequency 50Hz. Remote (2) Press the [MENU] key and select PICTURE. control unit (3) Select PICTURE FEATURES.
  • Page 29 Measuring Item Test point Adjustment part Description instrument SIDE PIN Signal [4. DEF] - PAL SIDE PIN - adjustment generator 7. EW-PIN (1) Receive a PAL crosshatch signal. (2) Select 7. EW-PIN. Remote (3) Set the initial setting value of 7. EW-PIN. control unit (4) Adjust 7.
  • Page 30 VIDEO - 2 SET: COMPONENT Measuring Item Test point Adjustment part Description instrument H. POSITION Signal [4. DEF] (1) Receive a PAL circle pattern signal to VIDEO-2 adjustment generator 4. H-CENT component terminal. (2) Select VIDEO-2 SET from the MENU and set Remote VIDEO-2 SET to COMPONENT.
  • Page 31 4.7.8 CONVERGENCE STATIC CONVERGENCE ADJUSTMENT (1) Input a crosshatch signal. (2) Using 4-pole convergence magnets, overlap the red and blue lines in the center of the screen (Fig.1) and turn them (FRONT VIEW) to magenta (red/blue). (3) Using 6-pole convergence magnets, overlap the magenta (red/blue) and green lines in the center of the screen and turn them to white.

  • Page 32: Troubleshooting

    SECTION 5 TROUBLESHOOTING SELF CHECK FUNCTIONS 5.1.1 OUTLINE This model has self check functions given below. When an abnormality has been detected, the SUB POWER is turned off and POWER LED flashes to inform of the failure. An abnormality is detected by the signal input state of the control line connected to the microcomputer.
  • Page 33 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YA256) Printed in Japan...
  • Page 34 Supplementary AV-29VT15/Z is the models whose production place was changed based on AV-29VT15/R. Therefore, this service manual describes only the items which differ from those of the AV-29VT15/R service manual. For details other than those described in this manual, please refer to the AV-29VT15/R service manual (No.YA256, 2005/4).
  • Page 35 DIFFERENCE LIST USING P.W. BOARD (Page 3-3) P.W.B ASS'Y Name AV-29VT15/R AV-29VT15/Z DESCRIPTION MAIN P.W.B SCW-1132A-Y2 SCW-1134A-H2 Non compatible CRT SOCKET P.W.B SCW-3020A-Y2 SCW-3001A-H2 Non compatible FRONT CONTROL P.W.B SCW-8010A-Y2 SCW-8001A-H2 Non compatible EXPLODED VIEW PARTS LIST-1 (Page 3-3) Part No.
  • Page 36 FRONT CONTROL P.W. BOARD ASS'Y (Page 3-11) Part No. Ref. No. AV-29VT15/R AV-29VT15/Z PART NAME DESCRIPTION SCW-8010A-Y2 SCW-8001A-H2 R303 NRSA63J-124X NRSA63J-334X MG RESISTOR 330kΩ 1/16W J PACKING PARTS LIST (Page 3-16) Part No. Ref. No. PART NAME DESCRIPTION AV-29VT15/R AV-29VT15/Z...
  • Page 37 SECTION 1 PRECAUTION Please refer to "AV-29VT15/R (No.YA256)" about this section. SECTION 2 SPECIFIC SERVICE INSTRUCTIONS Please refer to "AV-29VT15/R (No.YA256)" about this section. SECTION 3 DISASSEMBLY Please refer to "AV-29VT15/R (No.YA256)" about this section. SECTION 4 ADJUSTMENT Please refer to "AV-29VT15/R (No.YA256)" about this section.
  • Page 38 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY DISPLAY CATEGORY 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan (No.YA256B) Printed in Japan...
  • Page 39 COLOR TELEVISION EQUALIZER • CINEMA SURROUND • COMPONENT INPUT Contents AV-29VT15 AV-21VT15 Knowing your TV’s features ............3 Remote control buttons and basic functions ......4 AV-29VT35 TV buttons and functions ............6 Setting up your TV ..............7 AV-25VT15 Basic setting for picture ..............
  • Page 40 Thank you for buying this JVC color television. To make sure you understand how to use your new TV, please read this manual thoroughly before you begin. WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT 7 If you are not going to use this TV for a long period of time, be sure to EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.

  • Page 41: Knowing Your Tv's Features

    Knowing your TV’s features Main features You can listen to the stereo sound or SAP from TV program broadcasting by MTS system. (SAP: Second audio program.) CLOSED CAPTION You can display dialog on the screen from TV broadcasting with Closed Caption system. You may also be able to display some information in text form if available.

  • Page 42: Remote Control Buttons And Basic Functions

    Remote control buttons and basic functions No. Press POWER Turn on or off the TV from standby mode. MENU/OK Display menu and confirm selected function. 5 / ∞ / 2 / 3 Select and adjust menu function. CHANNEL -/+ Select the desired channel number. VOLUME -/+ Adjust the volume level.
  • Page 43 Remote control buttons and basic functions (continued) How to operate menus and menus locations Top menu 2nd menu Location 3rd menu Location MENU INPUT EXT. INPUT P.16 – – Operation Note DISPLAY P.16 – – Press the MENU/OK button 2. Display the MENU To exit the MENU, CLOSED CAPTION P.15...

  • Page 44: Tv Buttons And Functions

    TV buttons and functions The illustrations shown below is for AV-29VT35 only, No. Button/terminal Description Page which are used for explanation purpose. L (main power) Press to turn on or turn off the TV’s main power. – Your TV may not look exactly the same as illustrated. POWER lamp Indicate the TV is being turned on or off.

  • Page 45: Setting Up Your Tv

    COMPONENT VIDEO-1 (VIDEO-2) OUTPUT INPUT INPUT Turn on the TV by pressing the main power button. OVER JVC logo appears on the screen. / MONO MONO To video To audio To RF output output output To S-video...
  • Page 46 SETUP TOUR RESTART function. If the JVC logo does not appear, use AUTO PROGRAM function to make the initial settings. This function is located in the INSTALL menu. If the JVC logo appears, although you had made the initial settings, press the TV/VIDEO button to exit from initial settings.

  • Page 47: Basic Setting For Picture

    Basic setting for picture COLOR SYSTEM PICTURE MODE You can select the appropriate color system when the picture is You can choose the desired picture setting with one-touch. not clear or no color appears. Press the PICTURE MODE button to select a setting. Press the COLOR SYSTEM button to select a setting.
  • Page 48 Basic setting for picture (continued) Adjusting the picture – USER WHITE BALANCE You can adjust the desired picture setting when selecting USER You can change the white balance of the picture to better match in PICTURE MODE. the type of video being viewed. Select the WHITE BALANCE in the PICTURE menu, then choose Select the USER in PICTURE MODE under PICTURE menu.

  • Page 49: Advanced Setting For Picture

    Advanced setting for picture Press the 5/∞ buttons until the picture become level. Then AI ECO SENSOR (ECO) press the MENU/OK button. You can adjust TV screen contrast according to the brightness of your room. Press the ECO button to select the desired mode. COMPRESS (16:9) Mild contrast (recommended).

  • Page 50: Basic Setting For Sound

    Basic setting for sound BALANCE SUPER BASS (BASS) You can adjust the volume balance between the left and right You can enjoy powerful bass sound with the Twin Port Bass speakers. Blaster unit. Select the BALANCE in SOUND menu, then adjust the setting. Press the BASS button to select ON or OFF.

  • Page 51: Advanced Setting For Sound

    Advanced setting for sound CINEMA SURROUND EQUALIZER You can enjoy an enhanced sound for wider audience. You can adjust the sound level of each frequencies when selecting Press the CINEMA SURROUND button to select a setting. USER mode in SOUND MODE. Select the USER in SOUND MODE under SOUND menu.

  • Page 52: Favorite Channel And Video Setting

    Favorite channel and video setting To register the favorite channel Select the desired item that you wish to adjust. PICTURE BRIGHT DETAIL COLOR You can register and recall 4 favorite channels by using the color buttons (red, green, yellow, blue). SOUND MODE (USER, DYNAMIC, MUSIC, NEWS) TINT* *TINT can only be adjusted in NTSC signal.

  • Page 53: Customized Setting

    Customized setting CHILD LOCK You can reduce the picture noise. You can disable the front control buttons of the TV. Select the VNR in the PICTURE FEATURES menu under Select the CHILD LOCK in the FEATURES menu, then choose PICTURE menu, then choose a setting of VNR function. ON or OFF.
  • Page 54 Customized setting (continued) AUTO SHUTOFF EXT. INPUT (TV/VIDEO) You can set the TV to turn off automatically when no signal is You can select TV or video terminal input with one touch. received for about 15 minutes or longer after the end of a Press the TV/VIDEO button to select an input.

  • Page 55: Tv Channel Presetting

    TV channel presetting Choose CHANNEL SUMMARY, then press the MENU/OK To register the TV channels automatically button. You can register the TV channels into the TV’s channel list CHANNEL SUMMARY menu appears. automatically. Display the INSTALL menu. CHANNEL SUMMARY ❇ CH/CC SKIP INSTALL menu...

  • Page 56: Additional Preparation

    Additional preparation The illustrations shown in this section are for AV-29VT35 and AV- Connecting to rear component/video input 21YT15 only, which are used for explanation purpose. Your TV terminal and output terminal may not look exactly the same as illustrated. Rear of TV AV-29VT35 Before connecting...
  • Page 57 Additional preparation (continued) CAUTION: Attaching the Twin Port Bass Blaster Unit The Twin Port Bass Blaster Unit is just placed on top of the TV <AV-29VT35 only> and is not held in place by a screw. When using the unit, pay The Twin Port Bass Blaster Unit is packaged together with the attention to the following cautions.

  • Page 58: Troubleshooting

    Troubleshooting If a problem occurs when you are using the TV, check the below • Cannot operate the • The batteries may be exhausted. Replace with troubleshooting guide before calling for repair. remote control new batteries (see page 7). • Ensure that you are operating the remote less than seven meters from the front of your TV.

  • Page 59: Specifications

    Specifications TV RF systems M, N Color systems NTSC, PAL-M, PAL-N Receiving channels VHF low channel (VL), VHF high channel (VH), UHF channel (U) Receives cable channels in mid band, super band and hyper band. External input / output VIDEO-1: S-video input, VIDEO input, AUDIO L/R input VIDEO-2/COMPONENT: VIDEO input, AUDIO L/R input, COMPONENT VIDEO (Y/C ) input...
  • Page 60 MEMO...
  • Page 61 MEMO...
  • Page 62 © 2004 Victor Company of Japan, Limited 1204-FLE-JMT...
  • Page 63 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.W.
  • Page 64 EXPLODED VIEW -2 ..............................3-5 EXPLODED VIEW PARTS LIST -3 [AV-29VT35/R] ....................3-6 EXPLODED VIEW -3 ..............................3-6 PRINTED WIRING BOARD PARTS LIST [AV-29VT15/R] ..................3-7 MAIN P.W. BOARD ASS'Y (SCW-1132A-Y2) ....................3-7 CRT SOCKET P.W. BOARD ASS'Y (SCW-3020A-Y2) ................... 3-10 FRONT CONTROL P.W.

  • Page 65: Using P.w. Board & Remote Control Unit

    USING P.W. BOARD & REMOTE CONTROL UNIT P.W.B ASS'Y AV-29VT15/R AV-29VT35/R MAIN P.W.B SCW-1132A-Y2 SCW-1133A-Y2 ← CRT SOCKET P.W.B SCW-3020A-Y2 ← FRONT CONTROL P.W.B SCW-8010A-Y2 ← REMOTE CONTROL UNIT RM-C1288-1H EXPLODED VIEW PARTS LIST -1  Ref.No. Part No. Part Name...

  • Page 66: Exploded View Parts List -2

     L01 QQW0187-001 DEG COIL Inc.ROTATION COIL  T522 QQH0184-001 FB TRANSF QYSBSFG4016ZA TAP SCREW M4 x 16mm(x11) GG10192-010A-HK REAR COVER AV-29VT15/R  GG10192-011A-HK REAR COVER AV-29VT35/R  QYSBSF3012MA TAP SCREW M3 x 12mm(x4) LC11064-008A-H AV TERMINAL BOARD AV-29VT15/R ...

  • Page 67: Exploded View -2

    EXPLODED VIEW -2 FRONT CABINET T522 BASS SPEAKER OUT JACK [AV-29VT35/R] TWIN PORT BASS BLASTER UNIT [AV-29VT35/R] (No.YA256)3-5...

  • Page 68: Exploded View Parts List -3 [Av-29Vt35/R]

    EXPLODED VIEW PARTS LIST -3 [AV-29VT35/R]  Ref.No. Part No. Part Name Description Local LC40352-001A-H RUBBER SHEET (x4) QYSBSFG4016ZA TAP SCREW M4 x 16mm(x13) GG10141-001C-H BASS BOTTOM LC41211-001A SOUND ABSORBER QYSBSFG4016ZA TAP SCREW M4 x 16mm(x4) QAS0118-001 SPEAKER SP03 WJJ0266-002A E-SIC WIRE C-C GG30022-001A-H BASS DUCT R...

  • Page 69: Printed Wiring Board Parts List [Av-29Vt15/R]

    PRINTED WIRING BOARD PARTS LIST [AV-29VT15/R] MAIN P.W. BOARD ASS'Y (SCW-1132A-Y2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D801 NCB21HK-152X C CAPACITOR 1500pF 50V K D802 NCB21HK-152X C CAPACITOR 1500pF 50V K...
  • Page 70 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C554 QEHR1EM-108Z E CAPACITOR 1000uF 25V M C770 NCB31HK-104X C CAPACITOR 0.1uF 50V K C555 QFLC2AJ-103Z M CAPACITOR 0.01uF 100V J C772 NCB31CK-224X C CAPACITOR 0.22uF 16V K C571 QETM2CM-227...
  • Page 71 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R317 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R719 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R341 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R722 NRSA63J-471X MG RESISTOR 470Ω...

  • Page 72: Crt Socket P.w. Board Ass'y (Scw-3020A-Y2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R930 QRL039J-473 OMF RESISTOR 47kΩ 3W J SF102 QAX0723-001 SAW FILTER QRZ9017-100 FUSI RESISTOR 10Ω 1/4W J TU001 QAU0353-002 TUNER R932 R933 NRSA63J-103X MG RESISTOR 10kΩ...

  • Page 73: Front Control P.w. Board Ass'y (Scw-8010A-Y2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local K201 QQR1114-001Z FERRITE BEADS L401 QQL244K-820Z PEAKING COIL 82uH K K202 QQR1114-001Z FERRITE BEADS K203 QQR1114-001Z FERRITE BEADS F901 QMF51E2-4R0J4 FUSE 4A AC250V K205 QQR1114-001Z FERRITE BEADS J801...

  • Page 74: Printed Wiring Board Parts List [Av-29Vt35/R]

    PRINTED WIRING BOARD PARTS LIST [AV-29VT35/R] MAIN P.W. BOARD ASS'Y (SCW-1133A-Y2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D708 MA111-X SI DIODE D709 MA111-X SI DIODE IC401 LA78041 D710 MA8091/H/-X Z DIODE IC601 AN7585 D711...
  • Page 75 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C527 QFZ0197-204 MPP CAPACITOR 0.2uF 250V J C750 NCB31CK-104X C CAPACITOR 0.1uF 16V K C528 QFP32JJ-223 PP CAPACITOR 0.022uF 630V J C751 NCB31CK-104X C CAPACITOR 0.1uF 16V K C529 QENC2AM-225Z...
  • Page 76 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C986 NCB31CK-104X C CAPACITOR 0.1uF 16V K R622 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J C987 QETN1HM-105Z E CAPACITOR 1uF 50V M R623 NRSA63J-333X MG RESISTOR 33kΩ...

  • Page 77: Crt Socket P.w. Board Ass'y (Scw-3020A-Y2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R771 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J L710 NQL092K-100X COIL 10uH K R772 NRSA63J-822X MG RESISTOR 8.2kΩ 1/16W J L711 NQL092K-100X COIL 10uH K R773 NRSA63J-103X MG RESISTOR...

  • Page 78: Remote Control Unit Parts List (Rm-C1288-1H)

    BATTERY COVER PACKING Set SP. WIRE on this space PACKING PARTS LIST  Ref.No. Part No. Part Name Description Local GG10359-001A-D PACKING CASE AV-29VT15/R GG10359-002A-D PACKING CASE AV-29VT35/R GG10193-007A-D CUSHION ASS'Y 8pcs in 1set GG20011-008A-H SUPPORT PAD GG20011-009A-H SUPPORT PAD GG20011-009A-H...
  • Page 79 SCHEMATIC DIAGRAMS FLAT COLOR TELEVISION YA256 2005 AV-29VT15 AV-29VT35 CD-ROM No.SML200504 BASIC CHASSIS No.YA256 COPYRIGHT © 2005 Victor Company of Japan, Limited 2005/4...
  • Page 80 AV-29VT15 , AV-29VT35 STANDARD CIRCUIT DIAGRAM NOTE ON USING CIRCUIT DIAGRAMS 1.SAFETY Type No indication : Ceramic capacitor The components identified by the symbol and shading are : Metalized mylar capacitor critical for safety. For continued safety replace safety ciritical : Polypropylene capacitor components only with manufactures recommended parts.
  • Page 81 USING P.W. BOARD..................2-2 BLOCK DIAGRAM ..................2-3 CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM [AV-29VT15/R] (1/2) ................2-5 MAIN PWB CIRCUIT DIAGRAM [AV-29VT15/R] (2/2) ................2-7 MAIN PWB CIRCUIT DIAGRAM [AV-29VT35/R] (1/2) ................2-9 MAIN PWB CIRCUIT DIAGRAM [AV-29VT35/R] (2/2) ................2-11 CRT SOCKET PWB CIRCUIT DIAGRAM ....................

  • Page 82: Block Diagram

    BLOCK DIAGRAM MAIN PWB IC701 MAIN MICRO COMPUTER IC351 IF VIDEO RGB SYNC DEF. PROCESS RGB OUT 108,109 SCL1, SDA1 I 2 C IC702 127,128 SCL0, SDA0 MICRO MAIN MEMORY Q208,Q209 DIGITAL SIGNAL PROCESS COMPUTER ROTATION VM OUT TU001 COIL 98,99 TUNER REMOTE...

  • Page 83: Circuit Diagrams

    FRONT CONTROL CIRCUIT DIAGRAMS FRONT CONTROL PWB ASS'Y PWB ASS'Y CN002 MAIN PWB CIRCUIT DIAGRAM [AV-29VT15/R] (1/2) CN001 CRT SOCKET PWB ASS'Y CN00T CN00C CN001 CN002 CN00T QGF1220C2-09 QGF1220C2-19 QGA2501C5-06Z QJK002-083633 D341 PROT Q703 R779 C1_GND R341 D342 R816 SDA1...

  • Page 84: Main Pwb Circuit Diagram [Av-29Vt15/R] (1/2)

    MAIN PWB CIRCUIT DIAGRAM [AV-29VT15/R] (2/2) PROTECT VER_PROTECT STB1 VDRB- VDRB- VDRA+ R597 VDRA+ NECK NECK Q592 D594 R596 R595 D976 D593 PROTECT Q591 3.3V_STB IC971 P_ON/OFF R594 C593 H_DRIVE R475 V.OUT VER_PROTECT L971 R971 D591 R592 D592 PROTECT Q471...

  • Page 85: Main Pwb Circuit Diagram [Av-29Vt35/R] (1/2)

    FRONT CONTROL MAIN PWB CIRCUIT DIAGRAM [AV-29VT35/R] (1/2) FRONT CONTROL PWB ASS'Y PWB ASS'Y CN002 CN001 CRT SOCKET PWB ASS'Y CN00T CN00C CN001 CN002 CN00T QGF1220C2-09 QGF1220C2-19 QGA2501C5-06Z QJK002-083633 D341 PROT Q703 R779 C1_GND R341 D342 R816 SDA1 SCL1 D343 R780 C789 R344...
  • Page 86 MAIN PWB CIRCUIT DIAGRAM [AV-29VT35/R] (2/2) PROTECT VER_PROTECT STB1 VDRB- VDRB- VDRA+ R597 VDRA+ NECK NECK Q592 D594 R596 R595 D976 D593 PROTECT Q591 IC971 3.3V_STB P_ON/OFF R594 C593 H_DRIVE R475 V.OUT VER_PROTECT L971 R971 D591 R592 D592 IC401 PROTECT Q471 AN15526A C974...

  • Page 87: Crt Socket Pwb Circuit Diagram

    CRT SOCKET PWB CIRCUIT DIAGRAM IC351 TDA6107AJF/N1 CRT SOCKET PWB ASS'Y SCW-3020A-H2 D363 C351 R351 1000p C352 TP-47B 4.7/250 R358 R352 1.5K QRZ0107-152Z R353 SK351 R359 SG351 R354 QNZ0536-001 1.5K QRZ0107-152Z SG352 TP-47G R360 1.5K QRZ0107-152Z SG353 C360 TP-E R371 Q371 SK351 QNZ0536-001...

  • Page 88: Front Control Pwb Circuit Diagram

    FRONT CONTROL PWB CIRCUIT DIAGRAM J801 QNS0155-001 VIDEO-3 ROTATION COIL INPUT J804 J803 J802 CN00R QNN0657-001 QNN0279-002 QNN0279-003 QGA2501C5-03Z D805 R499 NCB21HK-152X QRE121J-561Y R806 R809 C487 QFLC1HJ-103Z R810 R807 R808 R811 C804 RY901 QSK0061-002 D956 Y801 CN00W WJK0200-008A-E R960 C965 MAIN PWB 100/16 Q955...

  • Page 89: Pattern Diagrams

    PATTERN DIAGRAMS MAIN PWB PATTERN CN001 R345 Y722 R342 R321 R318 C992 R309 R319 Q707 R312 C791 W167 W048 W128 W050 L304 W087 C317 W184 R462 Q307 FRONT R794 C310 W085 Y708 L303 W088 R525 Q708 W089 C983 Y725 R461 R458 L302 Y724...

  • Page 90: Crt Socket Pwb Pattern

    CRT SOCKET PWB PATTERN FRONT CONTROL PWB PATTERN FRONT IC801 D801 IC301 R801 HS351 C351 R303 R803 R305 IC351 R355 C353 K203 R369 R221 C965 C217 R226 W002 R357 R960 C352 TP-E R225 Y904 W003 SG351 D203 SG353 Y903 W007 K205 W107 L351...

  • Page 91: Voltage Charts

    VOLTAGE CHARTS WAVEFORMS -MAIN PWB- <MAIN PWB> <CRT SOCKET PWB> <FRONT CONTROL PWB> IC401-1 IC401-3 IC401-5 IC401-6 IC401-7 PIN NO. VOLTAGE(V) PIN NO. VOL AGE(V) PIN NO. VOLTAGE(V) PIN NO. VOL AGE(V) PIN NO. VOLTAGE(V) PIN NO. VOL AGE(V) PIN NO. VOLTAGE(V) PIN NO.
  • Page 92 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YA256) Printed in Japan...

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