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JVC AV-29VT11/P Service Manual

Flat color television
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SERVICE MANUAL
FLAT COLOR TELEVISION
POWER
MUTING
COLOR
CINEMA
SYSTEM BASS
SURROUND
ECO
DISPLAY
SENSOR
MENU
CLOSED
CAPTION
TV/VIDEO
1
2
3
OFF
TIMER
4
5
6
PICTURE
MODE
7
8
9
CHANNEL
RETURN+
100+
SCAN
0
CHANNEL
VOLUME
FAVORITE CH
RM-C1330
TV
RM-C1330-1H
RM-C1331-1H
[AV-29VT31
]
[AV-29VT11
/P
[AV-29VT11
1 PRECAUTION ......................................................................................................................................................... 1-3
2 SPECIFIC SERVICE INSTRUCTIONS ..................................................................................................................... 1-4
3 DISASSEMBLY ....................................................................................................................................................... 1-7
4 ADJUSTMENT ...................................................................................................................................................... 1-14
5 TROUBLESHOOTING ........................................................................................................................................... 1-31
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
AV-29VT11
AV-29VT31
AV-29VT11
POWER
MUTING
COLOR
CINEMA
SYSTEM
SURROUND
ECO
DISPLAY
SENSOR
MENU
CLOSED
CAPTION
TV/VIDEO
1
2
3
OFF
TIMER
4
5
6
PICTURE
MODE
7
8
9
CHANNEL
RETURN+
100+
SCAN
0
CHANNEL
VOLUME
FAVORITE CH
RM-C1331
TV
]
/P
]
/T

TABLE OF CONTENTS

/
P
/P
/T
BASIC CHASSIS
CH3
No.52195
2003/10

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Summary of Contents for JVC AV-29VT11/P

  • Page 1: Table Of Contents

    SERVICE MANUAL FLAT COLOR TELEVISION AV-29VT11 AV-29VT31 AV-29VT11 BASIC CHASSIS POWER POWER MUTING MUTING COLOR CINEMA COLOR CINEMA SYSTEM BASS SURROUND SYSTEM SURROUND DISPLAY SENSOR DISPLAY SENSOR MENU MENU CLOSED CLOSED CAPTION CAPTION TV/VIDEO TV/VIDEO TIMER TIMER PICTURE PICTURE MODE MODE CHANNEL CHANNEL...
  • Page 2 SPECIFICATION Contents Items AV-29VT11/P AV-29VT31/P AV-29VT11/T Dimentions (W x H x D) 81.2cm x 58.4cm x 52.1cm Mass 43.5kg 43.5kg 43.5kg 2.4kg (Bass Blaster Unit) TV RF System Color System TV Mode NTSC3.58 Video Mode NTSC3.58 / NTSC4.43 / PAL...

  • Page 3: Precaution

    SECTION 1 PRECAUTION 1.1 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 dress in the high voltage circuit area.

  • 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 +. • 2.2 MAIN DIFFERENCE LIST Items AV-29VT11/P AV-29VT31/P AV-29VT11/T MAIN PWB ASS’Y SCH-1176A-H2 SCH-1178A-H2 SCH-1177A-H2 CRT SOCKET PWB ASS’Y...
  • Page 5 2.3 FUNCTIONS REMOTE CONTROL UNIT RM-C1331-1H [AV-29VT11/P, AV-29VT11/T] MUTING key POWER key POWER MUTING COLOR SYSTEM key CINEMA SURROUND key COLOR CINEMA SYSTEM SURROUND DISPLAY key ECO SENSOR key DISPLAY SENSOR MENU ( / , / ) keys Number keys...
  • Page 6 POWER lamp CHANNEL (-/+) buttons MAIN POWER button REAR TERMINAL 10 11 10 11 BASS BASS SPEAKER SPEAKER [AV-29VT31/P] [AV-29VT11/P, AV-29VT11/T] COMPONENT (VIDEO-2) INPUT TERMINAL VIDEO-1 INPUT TERMINAL Y/VIDEO S-VIDEO VIDEO AUDIO L/MONO AUDIO L/MONO AUDIO R AUDIO R OUTPUT TERMINAL...

  • Page 7: Disassembly

    SECTION 3 DISASSEMBLY 3.1 DISASSEMBLY PROCEDURE 3.1.1 REMOVING THE TWIN PORT BASS BLASTER UNIT 3.1.6 REMOVING THE SPEAKER [AV-29VT31/P] • Remove the REAR COVER. (1) Remove the 2 screws [G] as shown in Fig.1. • Unplug the power supply cord. (2) Withdraw the SPEAKER backward.
  • Page 8 PICTURE TUBE [FRONT SIDE] CONTROL BASE (X2) FRONT CABINET CHASSIS SPEAKER BASE Fig.2 SOCKET PWB FRONT CONTROL PWB (2/2) MAIN PWB CLAW B FRONT CONTROL (under side) PWB (1/2) SPEAKER AV TERMINAL Fig.2 BOARD (X2) CONTROL BASE CHASSIS BASE CLAW B (under side) (×4) BASS SPEAKER OUT JACK...
  • Page 9 3.2 REPLACEMENT OF MEMORY IC 3.2.1 MEMORY IC SERVICE MENU This TV uses the following memory IC. Memory IC: IC1702 on MAIN PW Board SERVICE MENU The memory IC memorizes data for correctly operating the 1. IF 2. VC video and deflection circuits. When replacing the memory 3.
  • Page 10 3.2.3 FACTORY SETTING VALUE SETTING OF SYSTEM CONSTANT SET Setting value Setting item Setting content AV-29VT11/P AV-29VT31/P AV-29VT11/T ← ← TRIPLE NTSC COLOR SYSTEM NTSC ← ← NTSC COMB NTSC ← ← TILT SUPER BASS ← E/S/P LANGUAGE E/S/P ←...
  • Page 11 %SETTING OF SWITCHES ON FRONT PANEL AND REMOTE CONTROL UNIT Setting item Setting value POWER SUB POWER VOLUME COLOR SYSTEM NTSC SOUND SYSTEM PICTURE MODE (VSM) BRIGHT CINEMA SURROUND SUPER BASS ON [AV-29VT31/P] CLOSED CAPTION OFF (CC1/T1) OFF TIMER CHANNEL POSITION CH-02 Table 2 %SETTING OF MENU SCREEN...
  • Page 12 %SERVICE MENU SETTING ITEMS Service menu Setting item Service menu Setting item 1. IF 1. VCO 5. PRESET 1. PSNS 2. DELAY POINT [Do not adjust] 2. ACL 3. MUS 4. MAT 2. VC 1. CUTOFF(R/G) 5. FCO 2. DRIVE(R/G/B) 6.
  • Page 13 3.3 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 4.1 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 which set the screen to its optimum condition may differ from the initial settings.
  • Page 15 4.4 ADJUSTMENT LOCATIONS FRONT CONTROL PWB ASS’Y (1/2) FRONT CONTROL PWB ASS’Y (2/2) FRONT FRONT S805 S801 S803 J304 J303 J302 J801 POWER S804 S806 S802 S801 : CH UP + CN002 S802 : CH DOWN – S901 S803 : MENU CN003 CN002 S804 : TV/VIDEO...
  • Page 16 4.5 BASIC OPERATION IN SERVICE MENU 4.5.1 TOOL OF SERVICE MENU OPERATION Operate the SERVICE MENU with the remote control unit. 4.5.2 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.
  • Page 17 4.5.4 SERVICE MENU FLOW CHART SUB MENU 1. IF SERVICE MENU SERVICE MENU 1. IF 2. VC VCO (CW) ***** 3. DEF 4. VSM PRESET TOO HIGH 5. PRESET 6. AUDIO 1. VCO ABOVE REFERENCE 7. PLUG & PLAY (ON) BELOW REFERENCE 2.
  • Page 18 4.6 ADJUSTMENT PROCEDURE 4.6.1 B1 POWER SUPPLY Measuring Item Test point Adjustment part Description instrument Signal B1 (pin 1) (1) Receive a black and white signal. B1 POWER SUPPLY generator GND (pin 5) (2) Connect a DC voltmeter between B1 and GND (between [CN00S pins 1 and 5 of the connector CN00S).
  • Page 19 5. COLOR (TV/VIDEO) -32 ~ +31 ---/-3 +11/--- ---/0 ---/+2 6. TINT (TV/VIDEO) -32 ~ +31 -16/+4 0/+2 7. DETAIL (TV/VIDEO) [Do not adjust] [AV-29VT11/P, AV-29VT31/P] -32 ~ +31 ---/-10 -10/-10 ---/-10 ---/0 [AV-29VT11/T] -32 ~ +31 ---/-0 -0/-0 ---/-0 ---/0 8.
  • Page 20 Measuring Item Test point Adjustment part Description instrument WHITE Signal [2. VC] Notes: • generator 2.DRIVE (R) BALANCE Proceed to the following adjustment after having completed (High light) 2.DRIVE (G) the WHITE BALANCE (Low light) adjustment. Remote 2.DRIVE (B) adjustment •...
  • Page 21 (5) Connect the oscilloscope between TP-47G and TP-E. (6) Adjust NTSC 3.58 COLOR to set the value (A) in the figure to +4V [AV-29VT11/P, AV-29VT31/P] or +6V [AV-29VT11/T]. - NTSC 4.43 COLOR - When adjustment is done for NTSC 3.58 COLOR, appropriate values are automatically set for NTSC 4.43 COLOR.
  • Page 22 (6) Connect the oscilloscope between TP-47G and TP-E. (–) (7) Adjust NTSC 3.58 TINT to set the value (B) in the figure to +2V [AV-29VT11/P, AV-29VT31/P] or +7V [AV-29VT11/T]. (8) Press the [DISPLAY] key twice to return to the normal screen.
  • Page 23 4.6.5 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 24 Measuring Item Test point Adjustment part Description instrument [3. DEF] - PAL V. HEIGHT - V. HEIGHT Signal adjustment 2. VER. HEIGHT (1) Input a PAL cross-hatch signal. generator 13. V. ZOOM (2) Select 2. VER. HEIGHT. (3) Set the initial setting value of 2. VER. HEIGHT. Remote (4) Select 13.
  • Page 25 Measuring Item Test point Adjustment part Description instrument SIDE PIN [3. DEF] - PAL SIDE PIN - Signal adjustment 7. EW-PIN (1) Input a PAL cross-hatch signal. generator (2) Select 7. EW-PIN. (3) Set the initial setting value of 7. EW-PIN. Remote (4) Adjust 7.
  • Page 26 Measuring Item Test point Adjustment part Description instrument [3. DEF] - PAL CORNER - CORNER Signal adjustment 9. UP CORNER (1) Input a PAL cross-hatch signal. generator 10. DW CORNER (2) Select 9. UP CORNER. (3) Set the initial setting value of 9. UP CORNER. Remote (4) Select 10.
  • Page 27 COMPRESS : ON (16:9), fv: 50Hz/60Hz mode Measuring Test point Adjustment part Description Item instrument V. HEIGHT Signal [3.DEF] - PAL V. HEIGHT - generator 13. V. ZOOM (1) Input a PAL cross-hatch signal of vertical frequency 50Hz. adjustment 2. VER. HEIGHT (2) Select COMPRESS from the MENU and set COMPRESS Remote to ON.
  • Page 28 Measuring Item Test point Adjustment part Description instrument [3. DEF] - PAL SIDE PIN - SIDE PIN Signal adjustment 7. EW-PIN (1) Input a PAL cross-hatch signal. generator (2) Select 7. EW-PIN. (3) Set the initial setting value of 7. EW-PIN. Remote (4) Adjust 7.
  • Page 29 VIDEO - 2 SET : COMPONENT, fv: 50/60Hz mode Measuring Item Test point Adjustment part Description instrument H. POSITION [3. DEF] (1) Input a PAL circle pattern signal to VIDEO-2 terminal. Signal adjustment 5. HOR. POSITION (2) Select VIDEO-2 SET from the MENU and set VIDEO-2 generator SET to COMPONENT.
  • Page 30 4.6.7 PRESET SETTING • Do not adjust 5. PRESET in the SERVICE MENU as it requires no adjustment. [SUB MENU 5. PRESET] Initial setting value Setting item Variable range AV-29VT11/P AV-29VT31/P AV-29VT11/T ← 1. PSNS 2. ACL ← ← 3. MUS ←...

  • Page 31: Troubleshooting

    SECTION 5 TROUBLESHOOTING 5.1 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 flash to inform of the failure. An abnormality is detected by the signal input state of the control line connected to the microcomputer.
  • Page 32 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 33 MAIN P.W. BOARD ASS'Y (SCH-1176A-H2) ....................3-17 CRT SOCKET P.W. BOARD ASS'Y (SCH-3009A-H2) ..................3-20 FRONT CONTROL P.W. BOARD ASS'Y (SCH-8006A-H2) ................3-21 REMOTE CONTROL UNIT PARTS LIST (RM-C1331-1H) [AV-29VT11/P, AV-29VT11/T] ........3-22 REMOTE CONTROL UNIT PARTS LIST (RM-C1330-1H) [AV-29VT31/P] .............. 3-22 PACKING ................................... 3-23 PACKING PARTS LIST .............................

  • Page 34: Exploded View Parts List -1

    EXPLODED VIEW PARTS LIST -1  Ref.No. Part No. Part Name Description Local GG20028-001A-H OPERATION SHEET CM48229-00A-C DOOR LATCH LC41540-002B JVC MARK QYNSS2000P PUSH NUT CM35235-003-H SPRING GG30050-001B-H REMOCON LENS GG30049-001B-H LED LENS  100 GG10239-004A-H FRONT CABINET ASS'Y Inc.101,102...

  • Page 35: Exploded View Parts List -2

    QQW0150-001 DEG COIL Inc.ROATATION COIL  T1551 QQH0169-001 FB TRANSF QYSBSFG4016Z TAP SCREW 4.0mm x 16mm(x16)  12 GG10192-002B-H REAR COVER AV-29VT11/P,AV-29VT11/T  12 GG10192-003B-H REAR COVER AV-29VT31/P QYSBSF3012M TAP SCREW 3.0mm x 12mm(x4) LC11064-008A-H AV BOARD AV-29VT11/P,AV-29VT11/T LC11064-007A-H AV BOARD AV-29VT31/P ...

  • Page 36: Exploded View -2

    EXPLODED VIEW -2 FRONT CABINET FRONT CONTROL PWB (2/2) SOCKET PWB MAIN PWB FRONT CONTROL PWB (1/2) T1551 BASS SPEAKER OUT JACK [AV-29VT31/P] TWIN PORT BASS BLASTER UNIT [AV-29VT31/P] (No.52195) 3-5...

  • Page 37: Exploded View Parts List -3 [Av-29Vt31/P]

    EXPLODED VIEW PARTS LIST -3 [AV-29VT31/P]  Ref.No. Part No. Part Name Description Local LC40352-001A-H RUBBER SHEET (x4) QYSBSFG4016Z TAP SCREW 4.0mm x 16mm(x13) GG10141-001C-H BASS BOTTOM LC41211-001A SOUND ABSORBER QYSBSFG4016Z TAP SCREW 4.0mm x 16mm(x4) QAS0118-001 SPEAKER SP03 WJJ0266-002A E-SIC WIRE C-C GG30022-001A-H BASS DUCT R...

  • Page 38: Printed Wiring Board Parts List [Av-29Vt11/P]

    PRINTED WIRING BOARD PARTS LIST [AV-29VT11/P] Ref No. MAIN P.W. BOARD ASS'Y (SCH-1176A-H2) Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D1902 MTZJ33B-T2 Z DIODE D1906 MTZJ27B-T2 Z DIODE IC1301 TDA9181T/N1-X D1907 MTZJ33B-T2 Z DIODE...
  • Page 39 Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local C1541 QETN2EM-106Z E CAPACITOR 10uF 250V M C1746 NDC31HJ-101X C CAPACITOR 100pF 50V J C1550 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J C1747 NCB31HK-473X C CAPACITOR 0.047uF 50V K C1591 QETN1CM-107Z...
  • Page 40 Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R1603 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R1001 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R1604 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R1002 NRSA63J-221X MG RESISTOR 220Ω...

  • Page 41: Crt Socket P.w. Board Ass'y (Sch-3006A-H2)

    Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R1810 NRSA63J-823X MG RESISTOR 82kΩ 1/16W J L1702 QQL244K-100Z PEAKING COIL 10uH K R1811 NRSA63J-391X MG RESISTOR 390Ω 1/16W J L1731 QQL244J-101Z PEAKING COIL 100uH J R1812 NRSA63J-104X...

  • Page 42: Front Control P.w. Board Ass'y (Sch-8006A-H2)

    Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local Q3262 2SA1530A/QR/-X TRANSISTOR R3160 NRSA63J-101X MG RESISTOR 100Ω 1/16W J Q3263 2SA1530A/QR/-X TRANSISTOR R3166 QRZ0107-152Z C RESISTOR 1.5kΩ 1/2W K Q3264 2SC3928A/QR/-X TRANSISTOR R3170 QRZ0107-474Z C RESISTOR 470kΩ...
  • Page 43 Ref No. Part No. Part Name Description Local D8802 P1241-04 PHOTO CONDUCTOR D8803 LH22440-T16 POWER C8481 NCB21EK-224X C CAPACITOR 0.22uF 25V K C8482 NCB21EK-224X C CAPACITOR 0.22uF 25V K C8483 NCB21EK-224X C CAPACITOR 0.22uF 25V K C8484 NCB21EK-224X C CAPACITOR 0.22uF 25V K C8485 QETN1EM-476Z...

  • Page 44: Printed Wiring Board Parts List [Av-29Vt31/P]

    PRINTED WIRING BOARD PARTS LIST [AV-29VT31/P] Ref No. MAIN P.W. BOARD ASS'Y (SCH-1178A-H2) Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D1733 MA111-X SI DIODE D1801 MA3120/M/-X Z DIODE IC1301 TDA9181T/N1-X D1802 MA3120/M/-X Z DIODE IC1401 LA78041 D1901...
  • Page 45 Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local C1533 QEHR1EM-108Z E CAPACITOR 1000uF 25V M C1739 NFV91CJ-104X MPPS CAPACITOR 0.1uF 16V J C1534 QCB32HK-561Z C CAPACITOR 560pF 500V K C1740 QETN1HM-225Z E CAPACITOR 2.2uF 50V M C1536 QFLC1HJ-103Z...
  • Page 46 Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R1547 C1983 QETN1CM-227Z E CAPACITOR 220uF 16V M QRL029J-221 OMF RESISTOR 220Ω 2W J C1984 NCB31CK-104X C CAPACITOR 0.1uF 16V K R1591 QRA14CF-1202Y CMF RESISTOR 12kΩ...

  • Page 47: Crt Socket P.w. Board Ass'y (Sch-3006A-H2)

    Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R1750 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R1973 QRE121J-332Y C RESISTOR 3.3kΩ 1/2W J R1755 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R1974 QRL029J-220 OMF RESISTOR 22Ω...

  • Page 48: Printed Wiring Board Parts List [Av-29Vt11/T]

    PRINTED WIRING BOARD PARTS LIST [AV-29VT11/T] Ref No. MAIN P.W. BOARD ASS'Y (SCH-1176A-H2) Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D1902 MTZJ33B-T2 Z DIODE D1906 MTZJ27B-T2 Z DIODE IC1301 TDA9181T/N1-X D1907 MTZJ33B-T2 Z DIODE IC1401 LA78041 D1908...
  • Page 49 Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local C1541 QETN2EM-106Z E CAPACITOR 10uF 250V M C1746 NDC31HJ-101X C CAPACITOR 100pF 50V J C1550 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J C1747 NCB31HK-473X C CAPACITOR 0.047uF 50V K C1591 QETN1CM-107Z...
  • Page 50 Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R1603 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R1001 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R1604 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R1002 NRSA63J-221X MG RESISTOR 220Ω...

  • Page 51: Crt Socket P.w. Board Ass'y (Sch-3009A-H2)

    Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local R1810 NRSA63J-823X MG RESISTOR 82kΩ 1/16W J L1702 QQL244K-100Z PEAKING COIL 10uH K R1811 NRSA63J-391X MG RESISTOR 390Ω 1/16W J L1731 QQL244J-101Z PEAKING COIL 100uH J R1812 NRSA63J-104X...

  • Page 52: Front Control P.w. Board Ass'y (Sch-8006A-H2)

    Ref No. Ref No. Part No. Part Name Description Local Part No. Part Name Description Local Q3261 2SA1530A/QR/-X TRANSISTOR R3150 QRZ0107-152Z C RESISTOR 1.5kΩ 1/2W K Q3262 2SA1530A/QR/-X TRANSISTOR R3152 NRSA63J-101X MG RESISTOR 100Ω 1/16W J Q3263 2SA1530A/QR/-X TRANSISTOR R3160 NRSA63J-101X MG RESISTOR 100Ω...

  • Page 53: Remote Control Unit Parts List (Rm-C1331-1H) [Av-29Vt11/P, Av-29Vt11/T]

    REMOTE CONTROL UNIT PARTS LIST (RM-C1331-1H) [AV-29VT11/P, AV-29VT11/T] Ref No. Part No. Part Name Description Local R25-8173 BATTERY COVER REMOTE CONTROL UNIT PARTS LIST (RM-C1330-1H) [AV-29VT31/P] Ref No. Part No. Part Name Description Local R25-8173 BATTERY COVER 3-22 (No.52195)

  • Page 54: Packing

    PACKING Set SP. WIRE on this space PACKING PARTS LIST  Ref.No. Part No. Part Name Description Local GG10044-065A-H PACKING CASE AV-29VT11/P,AV-29VT11/T GG10044-066A-H PACKING CASE AV-29VT31/P GG10193-001D-H CUSHION ASS'Y 8pcs in 1set GG20011-008A-H SUPPORT PAD GG20011-009A-H SUPPORT PAD GG20011-009A-H SUPPORT PAD...
  • Page 55 AV-29VT11 , AV-29VT31 , AV-29VT11 STANDARD CIRCUIT DIAGRAM NOTE ON USING CIRCUIT DIAGRAMS ! ! ! ! ! • 1. SAFETY Type The components identified by the ! ! ! ! ! symbol and shading No indication : Ceramic capacitor are critical for safety.
  • Page 56 CONTENTS SEMICONDUCTOR SHAPES ............................ 2-2 BLOCK DIAGRAM ................................2-3 CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM (1/2) ..........................2-5 MAIN PWB CIRCUIT DIAGRAM (2/2) ..........................2-7 CRT SOCKET PWB CIRCUIT DIAGRAM ......................... 2-9 FRONT CONTROL PWB CIRCUIT DIAGRAM ......................2-11 PATTERN DIAGRAMS MAIN PWB PATTERN ..............................

  • Page 57: Block Diagram

    BLOCK DIAGRAM IC701 MAIN MICROCOMPUTER, TELETEXT DECODER, MAIN PWB VIDEO/SYNC/DEF PROCESSOR TU001 TUNER 28, 29 SF101 SIF IN QSS OUT Q150 SAW FILTER IC601 SOUND BUFFER 30,31 L,R MULTI SOUND PROCESSOR VIDEO 23, 24 IF VOUT SF102 IF IN SAW FILTER DETECT SELECT MATRIX...

  • Page 58: Circuit Diagrams Main Pwb Circuit Diagram (1/2)

    100K C720 R727 Q720 IC650 ∗ 47/25 100K R720 R728 R726 MAIN PWB ASS'Y (1/2) C105 4.7K SF102 L101 QAX0731-001 QQLZ014-R82 SCH-1176A-H2 (AV-29VT11/P) C655 R102 R104 R107 R109 6.8K C104 4.7k 2.2k C106 D656 C656 R666 R650 C651 ∗ .0047 ∗...

  • Page 59: Main Pwb Circuit Diagram (2/2)

    ∗ C573 R580 R583 C571 R577 : 2SC3928A/QR/-X V_DAF R965 C979 Q952 Q572 Q574 ∗ R971 V_DAF SCH-1176A-H2 (AV-29VT11/P) ∗ : MA111-X C572 R578 Y572 C575 Q573 : BUS WIRE Q575 Q571 SCH-1177A-H2 (AV-29VT11/T) : OPTION (OPEN) R575 R585 R576...

  • Page 60: Crt Socket Pwb Circuit Diagram

    CRT SOCKET PWB CIRCUIT DIAGRAM CRT SOCKET PWB ASS'Y SCH-3006A-H2 (AV-29VT11/P, AV-29VT31/P) IC101 TDA6107JF/N3 CN00T SCH-3009A-H2 (AV-29VT11/T) QGA2501C5-06Z C101 K205 DL261 470/16 R261 CE41925-001 MAIN PWB CN00T R262 C123 Q264 TP-47B R142 4.7/250 ∗ R171 R265 1.5K R266 R263 QRZ0107-152Z...

  • Page 61: Front Control Pwb Circuit Diagram

    FRONT CONTROL PWB CIRCUIT DIAGRAM J801 QNS0155-001 ROTATION COIL IN (VIDEO-3) J304 J303 J302 QGA2501C5-03Z QNN0279-001 QNN0279-002 QNN0279-003 CN00R CN00B R499 QRE121J-561Y R830 R831 R814 2.2K 2.2K NRSA63J-222X NRSA63J-222X C487 QFLC1HJ-103Z IC801 R513 D507 GP1UM281QK R827 R828 C814 FRONT CONTROL PWB ASS'Y C505 R826 C551...

  • Page 62: Pattern Diagrams

    PATTERN DIAGRAM MAIN PWB PATTERN Q955 L951 J803 R970 J801 J802 J804 R962 IC951 R593 J805 Q591 K101 Q952 Q953 R808 C658 W428 TU001 D971 R801 R812 R594 R810 W339 R973 R991 Y906 K956 W408 Y101 R803 PC901 C959 R592 R972 R695 R691...

  • Page 63: Crt Socker Pwb Pattern

    CRT SOCKET PWB PATTERN W028 R169 R172 R233 W020 K204 Q123 HS101 C115 R179 D203 IC101 C102 W016 R175 R121 R142 K203 L121 W023 D111 TP-E R123 SG102 C123 R230 W017 SG101 D112 D109 D110 D113 W032 D114 R227 R228 R267 Q264 SG104...

  • Page 64: Front Control Pwb Pattern

    FRONT CONTROL PWB PATTERNS -FRONT CONTROL (1/2)- W037 FC901 W061 CN001 W042 Y903 W059 W038 W039 W036 W060 W035 Y904 R481 Y901 W040 R497 Y401 Y902 R487 R486 W033 R492 W031 D801 R802 R493 R488 Q481 R491 R495 R820 R819 C802 R801 R813...

  • Page 65: Voltage Chart

    VOLTAGE CHART Note : • Mark * expresses the portion into which a voltage value is changed. <CRT SOCKET PWB> <FRONT PWB> <MAIN PWB> 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 66: Waveforms

    WAVEFORMS -MAIN PWB- IC401-3 IC401-5 IC401-6 IC401-7 IC601-5 IC601-6 IC401-1 [0.1us/div] [0.1us/div] 25Vp-p 50Vp-p 28Vp-p 0.5Vp-p 2.5Vp-p 3.3Vp-p 0.7Vp-p IC701-21 IC701-22 IC701-33 IC701-34 IC701-38 IC701-42 IC701-43 1.0Vp-p 1.6Vp-p 3.8Vp-p 5.5Vp-p 1.8Vp-p 0.7Vp-p 0.2Vp-p IC701-58 IC701-59 IC701-47 IC701-51 IC701-52 IC701-53 [0.2us/div] [0.2us/div] 2.6Vp-p 3.3Vp-p...

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