JVC AV-29ST16/P Service Manual
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JVC AV-29ST16/P Service Manual

JVC AV-29ST16/P Service Manual

Flat colour television
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SERVICE MANUAL
FLAT COLOUR TELEVISION
10
YA469
2006
COLOR
CLOSED
CAPTION
VNR
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32
AV-29ST16
EXIT
100+
ECO
CINEMA
BASS
SURROUND
RM-C1287

TABLE OF CONTENTS

COPYRIGHT © 2006 Victor Company of Japan, Limited
/P
BASIC CHASSIS
CW3
No.YA469
2006/10

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  • Page 1: Table Of Contents

    SERVICE MANUAL FLAT COLOUR TELEVISION YA469 2006 AV-29ST16 BASIC CHASSIS COLOR EXIT CLOSED CAPTION 100+ CINEMA BASS SURROUND RM-C1287 TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 SPECIFICATION Items Contents Dimensions (W 81.0 cm 61.6 cm 39.4 cm Mass 44 kg TV RF System Colour System PAL / SECAM / NTSC 3.58 / NTSC 4.43 Stereo System Receiving Frequency VHF Low 55.25MHz - 127.25MHz (CH.2 - CH.B) VHF High 133.25MHz - 361.25MHz (CH.C - CH.W+11) UHF 367.25MHz - 801.25MHz (CH.W+12 - CH.69) CATV Mid (X - Z+2, S1 - S10) / Super (S11 - S20) / Hyper (S21 - S41) bands...

  • 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

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS FEATURES DVD PICTURE MODE RETURN + This function can enhance the picture quality of DVD. The This function can set a channel frequently view to the Return screen can be made sharp or soft by this setting. Channel and you can view that channel at any time with one- touch.
  • Page 5 TECHNINAL INFORMATION 2.2.1 MAIN MI-COM (CPU) PIN FUNCTION Pin name Function Pin name Function VssP2 Not used VssC4 FbiSo Flyback input/sandcastle output V1.8C4 1.8V (Digital) Hout Horizontal output V3.3A3 3.3V VssComb VrefP_Sdac 3.3V (Positive) V5Comb VrefN_Sdac Vin/R2/Pr PIP R input VrefP_Sdac 3.3V (Negative) Uin/B2/Pb...

  • Page 6: Disassembly

    SECTION 3 DISASSEMBLY DISASSEMBLY PROCEDURE 3.1.1 REMOVING THE REAR COVER 3.1.5 REMOVING THE SPEAKER • Unplug the power cord. • Remove the REAR COVER. (1) Remove the 15 screws [A] as shown in Fig.1. (1) Remove the 2 screws [G] as shown in Fig.1. (2) Withdraw the REAR COVER toward you.
  • Page 7 [FRONT SIDE] CONTROL BASE FRONT CABINET CHASSIS BASE SPEAKER Fig.2 MAIN PWB CRT SOCKET CLAW AV BOARD (under side) Fig.2 SPEAKER CONTROL BASE FRONT CLAW CONTROL BASS PWB (under side) PWB(1/2) CHASSIS BASE REAR COVER POWER CORD FRONT CONTROL PWB(2/2) Fig.1 (No.YA469)1-7...
  • Page 8 MEMORY IC REPLACEMENT • This model uses the memory IC. Memory IC: IC702 on MAIN PWB The memory IC memorizes data for correctly operating the video and deflection circuits. When replacing the memory IC, be sure to use the same type IC written with the initial values of data. In other words, use the specific IC listed in "PRINTED WIRING BOARD PARTS LIST".

  • Page 9: Theater

    3.2.2 SYSTEM CONSTANT SETTING (3) FEATURE SETTING Setting item Setting value Setting item Setting position SYSTEM OTHERS DVD MENU COMB AUTO SIGNAL DETECT TILT DVD PICTURE MODE SUPPER BASS DVD THEATER STATUS SOUND STEREO DVD SOUND MODE THEATER INTER CARRIER ON TIMER ECO SENSOR OFF TIMER...

  • Page 10: No.ya469)1

    3.2.4 SERVICE MODE SETTING ITEMS Setting item Setting value 1. IF 1. VCO 2. DELAY POINT 2. V / C 1. SCREEN 2. CUTOFF(B/G) 3. WDR(R/G/B) 4. BRIGHT(TV/VDO 1/2/3) 5. CONT(TV/VDO 1/2/3) 6. COLOUR (TV/VDO1/2/3) 7. TINT(TV/VDO 1/2/3) 8. SHARP [Do not adjust] 9.
  • Page 11 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 12: Adjustment

    SECTION 4 ADJUSTMENT ADJUSTMENT PREPARATION MEASURING INSTRUMENT AND FIXTURES (1) There are 2 ways of adjusting this TV : One is with the (1) DC voltmeter (or digital voltmeter) REMOTE CONTROL UNIT and the other is the (2) Oscilloscope conventional method using adjustment parts and (3) HV voltmeter components.
  • Page 13 ADJUSTMENT LOCATION FRONT CONTROL PWB ASS’Y (1/2) FRONT CONTROL PWB ASS’Y (2/2) S804 CN001 FRONT S803 CNDEG S801 S901 S802 S805 CN002 S806 DEG COIL POWER CORD J802 SPEAKER (L) CN00S SPEAKER (R) J801 CN002 MAIN PWB ASS’Y CN001 CN00W IC702 FRONT IC701...
  • Page 14 BASIC OPERATION OF SERVICE MODE 4.6.1 TOOL OF SERVICE MODE OPERATION Operate the SERVICE MODE with the REMOTE CONTROL UNIT. 4.6.2 SERVICE MODE ITEMS With the SERVICE MODE, various adjustments can be made, and they are broadly classified in the following items of settings. 1.IF This mode adjusts the setting values of the IF circuit.
  • Page 15 4.6.4 SERVICE MODE 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 16 INITIAL SETTING VALUE OF SERVICE MODE (1) Adjustment of the SERVICE MODE 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 value. (2) Do not change the initial setting values of the setting items not listed in "ADJUSTMENT PROCEDURE".
  • Page 17 [3. AUDIO] *This submenu is for display only, no adjustment is required. Function Item Setting value AUDIO 1. DC XO ADJ 19H* 2. NICAM LOWER ERR LIM 3. NICAM UPPER ERR LIM 4. A2 ID THR Function MODE Item 100Hz 300Hz 1kHz 3kHz...
  • Page 18 [5. VSM W/B] Setting value Variable Setting item range BRIGHT SOFT STANDARD THEATER 1. BRIGHT -16 - 16 2. CONT. -16 - 16 3. COLOUR -16 - 16 4. SHARP -16 - 16 5. HUE -16 - 16 Setting value Variable Setting item range...
  • Page 19 ADJUSTMENT PROCEDURE 4.8.1 CHECK ITEM Measuring Item Test point Adjustment part Description instrument B1 VOLTAGE DC voltmeter CN00X connector (1) Receive any broadcast. 1-pin:TP-B1 (2) Connect a DC voltmeter to 1-pin and 3-pin of CN00X Remote 5-pin:TP-E connector. control unit [MAIN PWB] (3) Make sure that the voltage is DC134.5V ±2.0V.
  • Page 20 4.8.3 FOCUS Measuring Item Test point Adjustment part Description instrument FOCUS Signal FOCUS VR (1) Receive the cross hatch signal. generator [In HVT] (2) While looking at the screen, adjust the FOCUS VR to the vertical and horizontal lines will be thinnest and sharpest.
  • Page 21 Measuring Item Test point Adjustment part Description instrument V. SIZE Signal [4. DEF] PAL V. SIZE generator 3. V-SIZE (1) Receive a PAL crosshatch signal. (2) Select 4. DEF from the SERVICE MODE. Remote (3) Select <3. V-SIZE>. control unit (4) Set the initial setting value of <3.
  • Page 22 Measuring Item Test point Adjustment part Description instrument SIDE PIN Signal [4. DEF] PAL SIDE PIN generator 7. EW-PIN (1) Receive a PAL crosshatch signal. (2) Select 4. DEF from the SERVICE MODE. Remote (3) Select <7. EW-PIN>. control unit (4) Set the initial setting value of <7.
  • Page 23 Measuring Item Test point Adjustment part Description instrument CORNER PIN Signal [4. DEF] PAL CORNER PIN generator 8. COR-UP (1) Receive a PAL crosshatch signal. 9. COR-LO (2) Select 4. DEF from the SERVICE MODE. Remote (3) Select <8. COR-UP>. control unit (4) Set the initial setting value of <8.
  • Page 24 COMPRESS : ON (16:9) Measuring Item Test point Adjustment part Description instrument V. SIZE Signal [4.DEF] PAL V. SIZE generator 14. V. ZOOM (1) Receive a circle pattern signal of vertical frequency 3. V-SIZE 50Hz (PAL). Remote (2) Set the COMPRESS(16 : 9) to ON. control unit (3) Select 4.
  • Page 25 Measuring Item Test point Adjustment part Description instrument TRAPEZIUM Signal [4. DEF] PAL TRAPEZIUM PIN generator 6. TRAPEZ (1) Receive a PAL crosshatch signal. (2) Set the COMPRESS(16 : 9) to ON. Remote (3) Select 4. DEF from the SERVICE MODE. control unit (4) Select <6.
  • Page 26 4.8.5 VIDEO CIRCUIT Measuring Item Test point Adjustment part Description instrument WHITE Signal [2. V/C] COMPOSITE WHITE BALANCE (1) Receive a PAL black and white signal (colour off). BALANCE generator 2. CUTOFF (B) (2) Set the PICTURE MODE to BRIGHT. (Low light) 2.
  • Page 27 VOLTAGE (W-B) (2) Follow the same step 2 to 8 as in PAL COLOUR. NTSC SECAM NTSC 4.43 COLOUR +31V (VDO) +21V (RF) ---- AV-29ST16/P • When NTSC 3.58 COLOUR is set, NTSC 4.43 COLOUR will be automatically set. (No.YA469)1-27...
  • Page 28 (2) Connect the oscilloscope to TP-47B and TP-E. (3) Set the PICTURE MODE to BRIGHT. +11V (RF) +22V (VDO) AV-29ST16/P (4) Select 2. V/C from the SERVICE MODE. (5) Select <10. TINT DVD>. (6) Set the initial setting value of <10. TINT DVD>.
  • Page 29 4.8.6 VSM PRESET SETTING Measuring Item Test point Adjustment part Description instrument VSM PRESET Remote [5.VSM W/B] (1) Select 5.VSM W/B from the SERVICE MODE. control unit 1. BRIGHT (2) Select the BRIGHT with the [OK] key. 2. CONT (3) Adjust the [MENU / ] key to bring the set values 3.
  • Page 30 4.8.7 PURITY AND CONVERGENCE PURITY ADJUSTMENT NOTE: The final adjustment of CONVERGENCE must be done after WEDGE DEFLECTION the FOCUS adjustment. (CONVERGENCE is changed by YOKE FOCUS adjustment.) When makes difference by FOCUS adjustment, should be reconfirming PURITY adjustment. (1) Demagnetize CRT with the demagnetizer. P / C (2) Loosen the retainer screw of the deflection yoke.
  • Page 31 STATIC CONVERGENCE ADJUSTMENT (1) Input a crosshatch signal. (2) Using 4-pole convergence magnets, overlap the red and blue lines in the centre 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 centre 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 Display Category 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan (No.YA469) Printed in Japan...
  • Page 34 COLOR TELEVISION EQUALIZER • CINEMA SURROUND • COMPONENT INPUT Contents AV-29BA16 AV-21BA16 Knowing your TV’s features ............3 Remote control buttons and basic functions ......4 AV-29MT16 AV-21MT16 TV buttons and functions ............6 AV-29ST16 AV-21VT16 Setting up your TV ..............7 AV-29VT16 Basic setting for picture ..............9 Advanced setting for picture .............
  • Page 35 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 EXPOSE 7 This TV can be turned on/off power by connecting/disconnecting the AC THIS APPLIANCE TO RAIN OR MOISTURE.

  • Page 36: Knowing Your Tv's Features

    Knowing your TV’s features Main features DVD MENU Just connect DVD player to the television. The television will detect DVD signal and display picture on the screen automatically and you can adjust pictures and sound while you are COLOR watching DVD as your desire. When disconnect DVD player, the television will display the previous channel.

  • Page 37: Remote Control Buttons And Basic Functions

    Remote control buttons and basic functions No. Press 1 POWER Turn on or off the TV from standby mode. COLOR 2 MENU/OK Display menu and confi rm selected function. 3 5 / ∞ / 2 / 3 Select and adjust menu function. 4 CHANNEL -/+ EXIT Select the desired channel number.
  • Page 38 Remote control buttons and basic functions (continued) How to operate menus and menus locations Top menu 2nd menu Location 3nd menu Location Operation Note MENU PICTURE PICTURE MODE – – PICTURE SETTING P.10 PICTURE P.10 Press the MENU/OK button 2. Display the MENU To exit the MENU, press the DISPLAY/...

  • Page 39: Tv Buttons And Functions

    TV buttons and functions The illustrations shown below is for AV-21BA16 and AV-29ST16 only, which are used for explanation purpose. Your TV may not look exactly the same as illustrated. No. Button/terminal Description Page Front of the TV 1 L (main power) Press to turn on or turn off the TV’s main power.

  • Page 40: Setting Up Your Tv

    INPUT OVER / MONO MONO JVC logo will appear on the screen again at the phase of “SETUP TOUR RESTART?” function. Then the initial setting can be performed according to page 8. Note: While in the INSTALL menu with the cursor pointing at INSTALL, pressing The illustration shown is just a sample.
  • Page 41 Setting up your TV (continued) Making the initial settings When turn on the TV at Set up your TV by pressing MENU/OK button or waiting for 15 seconds, then operate the TV by the next time following the steps below: AUTO PROGRAM AUTO PROGRAM CHANNEL SUMMARY...

  • Page 42: Basic Setting For Picture

    Basic setting for picture COLOR SYSTEM PICTURE MODE You can select the appropriate color system when the picture is not You can choose the desired picture setting with one-touch. clear or no color appears. Press the PICTURE MODE button to select a setting. Press the COLOR SYSTEM button to select a setting.

  • Page 43: Picture Setting

    Basic setting for picture (continued) PICTURE SETTING WHITE BALANCE You can adjust the desired picture setting when selecting USER in You can change the white balance of the picture to better match PICTURE MODE. the type of video being viewed. Select WHITE BALANCE in the PICTURE menu, then choose the Select USER in PICTURE MODE under PICTURE menu.

  • Page 44: Advanced Setting For Picture

    Advanced setting for picture AI ECO SENSOR (ECO)/ECO MODE Press the 5/∞ buttons until the picture becomes level. Then 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) Cancel the function.

  • Page 45: Basic Setting For Sound

    Basic setting for sound SOUND MODE You can choose the desired sound setting. Select the SOUND MODE in SOUND menu, then choose the setting. MENU SOUND menu SOUND MODE USER You can change this sound setting as you like. Select USER and adjust the frequencies in EQUALIZER (100, 300, 1K, 3K, 8K Hz).

  • Page 46: Advanced Setting For Sound

    Advanced setting for sound CINEMA SURROUND You can enjoy an enhanced sound for wider audience. You can enjoy the stereo and SAP broadcasted programs. Press the CINEMA SURROUND button to select a setting. Select the MTS in SOUND menu, then choose the desired mode. Cancel the function.
  • Page 47 Advanced setting for sound (continued) EQUALIZER AI VOLUME You can adjust the sound level of each frequencies when selecting You can adjust the volume of all the channels and video inputs to USER mode in SOUND MODE. the same level automatically depends on the strength of signal of the sources.

  • Page 48: Dvd Menu

    DVD Menu AUTO SIGNAL DETECT Enjoy movie playback with suitable color temperature, sharp subtitles and improved gradation for black, like in a theater. When the DVD input signal is detected, the input mode will be changed Cancel the function. to VIDEO-2 automatically. And when the DVD input signal is not detected, the input mode will be changed to RF previous input mode.

  • Page 49: Customized Setting

    Customized setting CHILD LOCK You can reduce the picture noise. You can disable the front control buttons of the TV. Select VNR in PICTURE menu, then choose a setting of VNR function. Select CHILD LOCK in the FEATURES menu, then choose ON or OFF.

  • Page 50: Off Timer

    Customized setting (continued) OFF TIMER BEEP You can set the TV to turn off automatically to standby mode after You can use the BEEP function to alert you during AUTO SIGNAL a set time. DETECT, AI ECO SENSOR Detect, Stereo Detect, ON TIMER/OFF Press the OFF TIMER button to select a desired period of time.

  • Page 51: Tv Channel Presetting

    TV channel presetting To register the TV channels automatically Choose CHANNEL SUMMARY, then press the MENU/OK (AUTO PROGRAM) button. CHANNEL SUMMARY menu appears. You can register the TV channels into the TV’s channel list automatically. CHANNEL SUMMARY Display the INSTALL menu. CH/CC SKIP CH 02...

  • Page 52: Additional Preparation

    Additional preparation The illustrations shown in this section are for AV-21BA16 and AV- Connecting to rear component/video input 29ST16 only, which are used for explanation purpose. Your TV may terminals and output terminals not look exactly the same as illustrated. Rear of TV Before connecting •...

  • Page 53: Troubleshooting

    Troubleshooting If a problem occurs when you are using the TV, check the below troubleshooting guide before calling for repair. • No picture, no sound • Deactivate the BLUE BACK function if it is turned • Color patches appear • This may due to the magnetized device such as a at the corner of the speaker near to your TV.

  • Page 54: Specifi Cations

    Specifi cations TV RF systems Color systems TV mode: NTSC 3.58 MHz VIDEO mode: PAL, SECAM, NTSC 3.58 MHz, NTSC 4.43 MHz Receiving channels VHF low channel (VL), VHF high channel (VH), UHF channel (U) Receives cable channels in mid band, super band and hyper band. Power requirements AC 110 to 240 V, 50 Hz / 60 Hz External input / output...
  • Page 55 MEMO...
  • Page 56 MEMO...
  • Page 57 0606-FLE-JMT © 2006 Victor Company of Japan, Limited...

  • Page 58: Parts List

    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 59: Exploded View Parts List

    BASS P.W. BOARD ASS'Y (SCW-6003A-H2) ....................3-8 REMOTE CONTROL UNIT PARTS LIST (RM-C1287-1H) ..................3-9 PACKING ..................................3-9 PACKING PARTS LIST ............................... 3-9 USING P.W. BOARD & REMOTE CONTROL UNIT P.W.B ASS'Y AV-29ST16/P MAIN P.W.B SCW-1945A-H2 CRT SOCKET P.W.B SCW-3038A-H2 FRONT CONTROL P.W.B SCW-8025A-H2 BASS P.W.B...
  • Page 60 EXPLODED VIEW -1 T522 FRONT CONTROL PWB(1/2) FRONT CONTROL PWB(2/2) RATING LABEL (No.YA469)3-3...

  • Page 61: Printed Wiring Board Parts List

    PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS'Y (SCW-1945A-H2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D481 MA111-X SI DIODE D521 RH3G-F1 SI DIODE IC401 AN15526A D522 RU4AM-LFM1 SI DIODE IC481 LA6515 D523...
  • Page 62 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C341 QETN1CM-227Z E CAPACITOR 220uF 16V M C729 QETN1HM-225Z E CAPACITOR 2.2uF 50V M C422 QCS32HJ-560Z C CAPACITOR 56pF 500V J C730 QETN1CM-227Z E CAPACITOR 220uF 16V M C423 NDC31HJ-102X...
  • Page 63 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C967 QETN1AM-108Z E CAPACITOR 1000uF 10V M R610 NRSA63J-104X MG RESISTOR 100k 1/16W J C975 QETN1EM-108Z E CAPACITOR 1000uF 25V M R611 NRSA63J-103X MG RESISTOR 10k 1/16W J C977 QETN1VM-476Z...
  • Page 64 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R780 NRSA63J-101X MG RESISTOR 100 1/16W J CP952 ICP-N38-T IC PROTECTOR 1.5A R781 NRSA63J-101X MG RESISTOR 100 1/16W J ICP-N38-T IC PROTECTOR 1.5A CP953 R782 NRSA63J-122X MG RESISTOR...
  • Page 65 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R212 NRSA63J-151X MG RESISTOR 150 1/16W J R816 NRSA63J-821X MG RESISTOR 820 1/16W J R213 NRSA63J-221X MG RESISTOR 220 1/16W J QRZ0107-474Z C RESISTOR 470k 1/2W K R901 R214...

  • Page 66: Packing Parts List

    REMOTE CONTROL UNIT PARTS LIST (RM-C1287-1H)  Ref No. Part No. Part Name Description Local R25-8566 BATTERY COVER PACKING PACKING PARTS LIST  Ref.No. Part No. Part Name Description Local GG10285-014A-H PACKING CASE GG10427-001A-H CUSHION ASS'Y 8pcs in 1set GG30097-004B-H POLY BAG GG30096-001B-H POLY BAG...
  • Page 67 SCHEMATIC DIAGRAMS FLAT COLOUR TELEVISION AV-29ST16 CD-ROM No.SML200610 BASIC CHASSIS RM-C1287 No.YA469 COPYRIGHT © 2006 Victor Company of Japan, Limited 2006/10...

  • Page 68: Standard Circuit Diagram

    AV-29ST16 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 69 CRT SOCKET PWB PATTERN ......................... 2-17 FRONT CONTROL PWB PATTERN ......................2-18 BASS PWB PATTERN ..........................2-19 VOLTAGE CHARTS .................. 2-21 WAVEFORMS .................... 2-22 USING P.W. BOARD P.W.B ASS’Y name AV-29ST16/P MAIN P.W. BOARD SCW-1945A-H2 CRT SOCKET P.W. BOARD SCW-3038A-H2 FRONT CONTROL P.W. BOARD SCW-8025A-H2 BASS P.W.

  • Page 70: Block Diagram

    BLOCK DIAGRAM MAIN PWB IC351 MAIN MICRO COMPUTER/TELETEXT DECODE/IF . VIDEO . RGB . SYNC . DEF. PROCESS IC701 RGB OUT IC702 TU001 MAIN MEMORY TUNER 108,109 SCL1, SDA1 127,128 I 2 C SCL0, SDA0 MICRO TELETEXT DECODER ROTATION COMPUTER DIGITAL SIGNAL PROCESS 2, 8 IC481...

  • Page 71: Circuit Diagrams

    CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM (1/2) SHEET1 FRONT CONTROL PWB FRONT CONTROL PWB CRT SOCKET PWB SHEET4 CN002 ADJUSTMENT SHEET4 CN001 SHEET3 CN00T CONNECTOR CN001 CN002 CN00R CN00C CN00T QJB003-082823-E QGA2501C5-03Z QGA2501F1-06 WJP0089-001A-E QJK002-083633-E Y709 Y707 IC481 LA6515 SDA1 D341 SCL1 R816...

  • Page 72: Main Pwb Circuit Diagram (1/2), (2/2)

    MAIN PWB CIRCUIT DIAGRAM (2/2) SHEET2 MAIN PWB(1/2) SHEET1 3.3V IC971 3.3V_STB MAIN PWB ASS'Y(2/2) D595 R971 SCW-1945A-H2 H_DRIVE D593 C973 C971 P_ON/OFF Q591 PROTECT R594 C593 C972 R421 Q422 R976 P_ON/OFF Q421 D591 R592 D592 IC972 PQ033RDA1SSH C591 R593 C592 IC401 AN15526A...

  • Page 73: Crt Socket Pwb Circuit Diagram

    CRT SOCKET PWB CIRCUIT DIAGRAM SHEET3 -3037A -3037A -3037A -3037A -3037A -3037A -3037A -3037A -3037A -3037A -3037A WJM0048- WJM0048- WJM0048- WJM0048- WJM0048- WJM0048- WJM0048- WJM0048- WJM0048- WJM0048- WJM0048- CN0VM IC351 002A-E 002A-E 002A-E 002A-E 002A-E 002A-E 002A-E 002A-E 002A-E 002A-E 002A-E TDA6107AJF/N1 QUY160...

  • Page 74: Front Control Pwb Circuit Diagram

    FRONT CONTROL PWB CIRCUIT DIAGRAM SHEET4 J801 QNS0257-001 J802 QNN0797-001 C807 1500p C806 1500p R809 R806 C803 R810 R807 R808 C804 RY901 QSK0061-002 Y801 D956 CN00W WJK0200-005A-E R960 C965 100/16 Q955 MAIN PWB(2/2) SHEET2 R961 CN00W S803 CNDEG QSW0619-003Z D957 QGZ5003C1-02 S802 R812...

  • Page 75: Bass Pwb Circuit Diagram

    BASS PWB CIRCUIT DIAGRAM SHEET 5 MAIN PWB (1/2) SHEET1 CN00M CN00M GG30161-001A-H BASS PWB ASS'Y SCW-6003A-H2 L671 QQL244J-4R7Z R671 R672 R675 C690 C691 R677 R678 C683 C684 R679 C688 C689 4.7K 4.7K IC671 10/50 NCF21AZ-475X NCF21AZ-475X MX3000DS-X R682 DVDD C671 R683 .47/50...

  • Page 76: Pattern Diagrams

    PATTERN DIAGRAMS MAIN PWB PATTERN R483 CN001-1 CN00R Q484 C487 C489 IP33 CN001 C485 R482 IP36 D481 C481 IP45 Q482 IP17 C490 W159 Q483 R481 R484 R487 R488 R486 CN002-1 R524 Y707 Y605 C992 R747 R525 Y714 Y901 L302 C304 R309 W120 L521...

  • Page 77: Crt Socket Pwb Pattern

    CRT SOCKET PWB PATTERN FRONT CONTROL PWB PATTERN FRONT CN0PW-2 CN0PW FC901 FC901-2 F901 Y901 Q208 Q209 Y902 R355 VA901 R357 K203 R369 R358 R221 R901 R356 SG353 D801 C217 D355 D203 W007 Y903 W008 Y904 SG351 SG354 K205 C352 D956 R223 Q955...

  • Page 78: Bass Pwb Pattern

    BASS PWB PATTERN [SOLDER SIDE] C676 C685 C677 C686 IC671 C689 C679 C688 C680 C671 R676 R673 R6 74 C673 X671 C672 R677 CN00M R678 BASS PWB PATTERN [PARTS SIDE] C677 C679 C671 X671 CN00M (No.YA469)2-19 2-20(No.YA469)

  • Page 79: Voltage Charts

    VOLTAGE CHARTS WAVEFORMS <MAIN PWB> <CRT SOCKET PWB> -MAIN PWB- MODE MODE MODE MODE MODE DC (V) DC (V) DC (V) DC (V) DC (V) PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. IC401-1 IC401-3 IC401-5 IC401-6 IC401-7 IC401 IC975 Q708...
  • Page 80 Victor Company of Japan, Limited Display Category 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan (No.YA469) Printed in Japan...

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