JVC AV-28X5BU Service Manual
  1. Manuals
  2. Brands
  3. JVC Manuals
  4. TV
  5. AV-28X5BU
  6. Service manual
JVC AV-28X5BU Service Manual

JVC AV-28X5BU Service Manual

Hide thumbs Also See for AV-28X5BU:
Table of Contents

Advertisement

Quick Links

Download this manual
SERVICE MANUAL
4
2005
YA262
AV-28X5BU, AV-28X5SU,
AV-32X5BU, AV-32X5SU
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
5
TROUBLE SHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-29
COLOUR TELEVISION
1
2
3
4
5
6
7
8
9
0
AV
MENU
P
TV
OK
P
TV

TABLE OF CONTENTS

COPYRIGHT © 2005 Victor Company of Japan, Limited
BASIC CHASSIS
ML2
No.YA262
2005/4

Advertisement

Table of Contents
loading

Related Manuals for JVC AV-28X5BU

Summary of Contents for JVC AV-28X5BU

  • Page 1: Table Of Contents

    SERVICE MANUAL COLOUR TELEVISION YA262 2005 AV-28X5BU, AV-28X5SU, AV-32X5BU, AV-32X5SU BASIC CHASSIS MENU TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 SPECIFICATION Contents Items AV-28X5BU AV-32X5BU AV-28X5SU AV-32X5SU Dimensions ( W × H × D ) 76.2 cm × 52.8 cm × 49.3 cm 86.4 cm × 58.7 cm × 55.0 cm Mass 39.0 kg 53.0 kg TV RF System CCIR (B/G, I, D/K, L)

  • 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

    3D CINEMA SOUND You can enjoy sounds with a wider ambience. DigiPure Pro This function uses the latest in digital technology to give you a natural-looking picture. 2.2 MAIN DIFFERENCE LIST Item AV-28X5BU AV-28X5SU AV-32X5BU AV-32X5SU CABINET COLOUR Black Silver...
  • Page 5 TECHNINAL INFORMATION 2.4.1 MAIN MI-COM (CPU) PIN FUNCTION Pin name Function Pin name Function Not used I/O Data bit for PP-RAM/SD-RAM Not used I/O Data bit for PP-RAM/SD-RAM Not used I/O Data bit for PP-RAM/SD-RAM Not used VSS33 P2.8 Remote control VDD33 3.3V P2.9...

  • Page 6: Disassembly

    SECTION 3 DISASSEMBLY DISASSEMBLY PROCEDURE 3.1.1 REMOVING THE REAR COVER 3.1.6 REMOVING THE SPEAKER (1) Remove the 13 screws [A], then withdraw the REAR • Remove the REAR COVER. COVER toward you. • Remove the SIDE CONTROL JACK ASSY. • Remove the CHASSIS BASE. 3.1.2 REMOVING THE SIDE CONTROL JACK ASS'Y (1) Remove the 8 screws [E], then remove the SPEAKER •...
  • Page 7 < FRONT SIDE VIEW > SPEAKER GRILL FRONT CABINET SPEAKER CRT SOCKET PWB SPEAKER FRONT CONTROL PWB POWER & DEF PWB MI-COM/100Hz PWB Claw CHASSIS BASE CONTROL BASE Claw AV TERMINAL MAIN PWB BOARD AV JACK PWB Claw SIDE CONTROL PWB Claw SIDE CONTROL BASE POWER CORD...
  • Page 8 3.1.9 REMOVING THE CRT NOTE: CRT CHANGE TABLE • Replacement of the CRT should be performed by 2 or more persons. • After removing the REAR COVER, CHASSIS etc., (1) Putting the CRT change table on soft cloth, the CRT APPROX.
  • Page 9 Verify what to set in the SERVICE MODE, and set whatever is necessary (Fig.1). Refer to the SERVICE ADJUSTMENT for setting. 3.2.2 SYSTEM CONSTANT SETTING Setting value Setting item Setting content AV-28X5BU AV-28X5SU AV-32X5BU AV-32X5SU 1.DESTINATION EU / EK / EI 2.CRT TYPE...
  • Page 10 3.2.3 SETTINGS OF FACTORY SHIPMENT 3.2.3.1 BUTTON OPERATION 3.2.3.2 REMOTE CONTROL DIRECT OPERATION Setting item Setting position Setting item Setting position POWER CHANNEL CHANNEL VOLUME VOLUME ZOOM PANORAMIC 3D CINEMA SOUND 3.2.3.3 REMOTE CONTROL MENU OPERATION (1) PICTURE SETTING (5) EXT SETTING Setting item Setting position Setting item...
  • Page 11 3.2.4 SERVICE MODE SETING ITEMS Setting item Setting value Setting item Setting value 1. IF 1. VCO 4. DEF 1.V-SHIFT 2. ATT ON/OFF 2.V-SIZE 3.H-CENT 4.H-SIZE 5.TRAPEZ 6.EW-PIN 7.COR-UP 8.COR-LO 9.COR-UP-S 10.COR-LO-S 11.ANGLE 12.BOW 13.V-S.CR 14.V-LIN 2. V/C 1.RGB BLK 5.
  • Page 12 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 13: 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) Signal generator components.
  • Page 14 ADJUSTMENT LOCATIONS SIDE CONTROL PWB FRONT CONTROL PWB FRONT FRONT FRONT FRONT SPEAKER(R) POWER CORD SPEAKER(L) POWER & DEF PWB DEG COIL MAIN PWB CN003 CN003 MI-COM 100Hz PWB CN004 CN004 TUNER CN005 CN005 DEF. YOKE AV JACK PWB CN002 CN001 FOCUS 1 : TP-91(B1)
  • Page 15 TOOL OF SERVICE MODE OPERATION Operate the SERVICE MODE with the REMOTE CONTROL UNIT. 4.6.1 SERVICE MODE ITEMS With the SERVICE MODE, various adjustment 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. 2.V/C : This mode adjusts the setting values of the VIDEO circuit.
  • Page 16 4.6.3 SERVICE MODE FLOW CHART SERVICE MENU SERVICE MENU 1. IF 2. V/C 3. AUDIO 4. DEF 5. VSM PRESET 6. STATUS 8. SURROUND 9. SHIPPING (OFF) 0. BUS FREE 1-9 : SELECT : EXIT 4. DEF 1.IF(VCO) 1. V-SHIFT IF SERVICE MENU 2.
  • Page 17 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 displays on the screen in its optimum condition may differ from the initial setting value. (2) Do not change the initial setting values of the items not listed in “ADJUSTMENT PROCEDURE”.
  • Page 18 4.7.3 [4. DEFLECTION] [AV-28X5BU, AV-28X5SU] Initial setting value Variable Setting item FULL PANORAMIC SUBTITLE COMPRESS range 100Hz i 60Hz p 100Hz i 60Hz p 100Hz i 60Hz p 100Hz i 60Hz p 1. V-SHIFT -032 - 0031 0000 0000 0000...
  • Page 19 4.7.5 [5. VSM PRESET] Setting value Variable Item PICTURE MODE COLOUR TEMP. range BRIGHT STANDARD SOFT COOL NORMAL WARM 1.CONT -16 - +16 2.BRIGHT -16 - +16 3.SHARP -16 - +16 4.COLOUR -16 - +16 5.HUE -16 - +16 1.WDR R -64 - +63 2.WDR G -64 - +63...
  • Page 20 ADJUSTMENT PROCEDURE 4.8.1 CHECK ITEM Measuring Item Test point Adjustment part Description instrument B1 VOLTAGE DC voltmeter X connector [2.V/C] (1) Receive the any broadcast. 1-pin:TP-91(B1) 1.RGB BLK (2) Select 2. V/C from the SERVICE MODE. Remote 5-pin:TP-E (3) Select < 1. RGB BLK >. control unit [POWER &...
  • Page 21 4.8.3 DEFLECTION CIRCUIT There are 3 aspect modes ( 1.FULL, 2.PANORAMIC, 3.SUBTITLE) of the adjustment. Depending upon the kind of signals ( Vertical frequency 100Hz i / 60Hz p). 100Hz i is a signal that is output to a screen when a 50Hz signal is input to a television set. It is an interlace-scanned picture of 100Hz. •...
  • Page 22 Measuring Item Test point Adjustment part Description instrument H. POSITION Signal [4.DEF] (1) Receive the circle pattern signal. generator 3.H-CENT (2) Set the ZOOM mode to FULL. (3) Select 4.DEF from the SERVICE MODE. Remote (4) Set the initial setting value of < 3.H-CENT >. control unit (5) Adjust horizontal position to make A=B.
  • Page 23 Measuring Item Test point Adjustment part Description instrument TRAPEZIUM Signal [4.DEF] (1) Receive the cross hatch signal. generator 5.TRAPEZ (2) Set the ZOOM mode to FULL. (3) Select 4.DEF from the SERVICE MODE. Remote (4) Set the initial setting value of < 5.TRAPEZ >. control unit (5) Adjust to bring the vertical lines at the right and left edges of the screen parallel.
  • Page 24 Measuring Item Test point Adjustment part Description instrument Signal [4.DEF] • In case where there is a bow-shaped distortion of generator 12.BOW images on the screen. (1) Receive the cross hatch signal. Remote (2) Set the ZOOM mode to FULL. control unit (3) Select 4.DEF from the SERVICE MODE.
  • Page 25 4.8.4 VIDEO CIRCUIT Measuring Item Test point Adjustment part Description instrument WHITE BALANCE Signal [2. V/C] (1) Receive a black and white signal (colour off). generator 2.CUTOFF R (2) Set the ZOOM mode to FULL. 3.CUTOFF G (3) Set the PICTURE MODE to STANDARD. Remote 4.CUTOFF B (4) Set the COLOUR TEMP to NORMAL.
  • Page 26 Measuring Item Test point Adjustment part Description instrument SUB COLOUR Signal [2.V/C] Method of adjustment without measuring instrument generator 10.COLOUR PAL COLOUR (1) Receive PAL broadcast. Remote (2) Set the ZOOM mode to FULL. control unit (3) Set the PICTURE mode to STANDARD. (4) Select 2.V/C from the SERVICE MODE.
  • Page 27 Measuring Item Test point Adjustment part Description instrument SUB HUE Signal [2.V/C] Method of adjustment without measuring instrument generator 11.HUE NTSC 3.58 HUE (1) Input the NTSC 3.58MHz COMPOSITE VIDEO Remote signal (full field colour bar with 75% white) from the control unit EXT terminal.
  • Page 28 4.8.5 VSM PRESET SETTING Measuring Item Test point Adjustment part Description instrument VSM PRESET Remote [5. VSM PRESET] (1) Select 5. VSM PRESET from the SERVICE MODE. (2) Set the PICTURE MODE to BRIGHT. control unit 1. CONT (3) Select < 1.CONT >. 2.

  • Page 29: Troubleshooting

    SECTION 5 TROUBLESHOOTING SELF CHECK FUNCTIONS 5.1.1 OUTLINE These models have self-check functions given below. When an abnormality has been detected, the SUB POWER is turned off and POWER LED lights up by turns in green and orange. An abnormality is detected by the signal input state of the control line connected to the microcomputer.
  • Page 30 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.YA262) Printed in Japan...
  • Page 31 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 32 USING P.W. BOARD & REMOTE CONTROL UNIT ....................3-2 EXPLODED VIEW PARTS LIST ..........................3-3 EXPLODED VIEW ............................... 3-4 PRINTED WIRING BOARD PARTS LIST [AV-28X5BU, AV-28X5SU] ..............3-5 MAIN P.W. BOARD ASS'Y (SML-1352A-U2) ....................3-5 POWER & DEF P.W. BOARD ASS'Y (SML-2352A-S2) ..................3-7 CRT SOCKET P.W.

  • Page 33: Exploded View Parts List

    AV-28X5BU,AV-28X5SU  L01 QQW0169-001 DEG COIL AV-32X5BU,AV-32X5SU  L03 QQW0130-001 ROTATION COIL AV-28X5BU,AV-28X5SU  T551 QQH0181-001 FB TRANSF LC41852-001A JVC MARK ASSY QAS0200-001 SPEAKER SP01/SP02(x2) QYSBSAG4016NA TAP SCREW M4 x 16mm(x4) AEM3029-030-E STICK SHEET AV-28X5BU,AV-32X5BU,AV-32X5SU AEM3029-030-E STICK SHEET AV-28X5SU LC30628-002A...

  • Page 34: Exploded View

    EXPLODED VIEW < FRONT SIDE VIEW > T551 3-4(No.YA262)

  • Page 35: Printed Wiring Board Parts List [Av-28X5Bu, Av-28X5Su]

    PRINTED WIRING BOARD PARTS LIST [AV-28X5BU, AV-28X5SU] MAIN P.W. BOARD ASS'Y (SML-1352A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C006 NCB31HK-103X C CAPACITOR 0.01uF 50V K C007 QETN1HM-106Z E CAPACITOR 10uF 50V M...
  • Page 36 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C605 NCB31HK-122X C CAPACITOR 1200pF 50V K R242 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C606 NCB31HK-153X C CAPACITOR 0.015uF 50V K R243 NRSA63J-101X MG RESISTOR 100Ω...

  • Page 37: Power & Def P.w. Board Ass'y (Sml-2352A-S2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R533 NRSA63J-272X MG RESISTOR 2.7kΩ 1/16W J X101 QAX0773-001Z CRYSTAL 18.432000MHz R536 NRSA63J-224X MG RESISTOR 220kΩ 1/16W J R537 NRSA63J-123X MG RESISTOR 12kΩ 1/16W J R551 NRSA63J-124X MG RESISTOR...
  • Page 38 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C470 QCS31HJ-470Z C CAPACITOR 47pF 50V J R482 QRE141J-103Y C RESISTOR 10kΩ 1/4W J C471 QFLC1HJ-103Z M CAPACITOR 0.01uF 50V J R501 QRE141J-471Y C RESISTOR 470Ω...

  • Page 39: Crt Socket P.w. Board Ass'y (Sml-3302A-U2)

    CRT SOCKET P.W. BOARD ASS'Y (SML-3302A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R3201 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R3202 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J IC3201 TDA6111Q R3203 NRSA63J-102X MG RESISTOR 1kΩ...

  • Page 40: Front Control P.w. Board Ass'y (Sml-8301A-U2)

    100HZ PB ASS'Y (SML0Z351A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local K8131 NQR0129-004X FERRITE BEADS S8101 QSW0619-003Z TACT SWITCH CH UP IC001 SDA6000-B12 S8102 QSW0619-003Z TACT SWITCH MENU IC002 S-80828CNNB-G-W S8103 QSW0619-003Z TACT SWITCH CH DOWN...
  • Page 41 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C191 NEHL0GM-227X E CAPACITOR 220uF 4V M R004 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J C192 NCB20JK-225X C CAPACITOR 2.2uF 6.3V K R005 NRSA63J-472X MG RESISTOR 4.7kΩ...
  • Page 42 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R202 NRSA63J-750X MG RESISTOR 75Ω 1/16W J L005 NQL092K-4R7X COIL 4.7uH K R203 NRSA63J-750X MG RESISTOR 75Ω 1/16W J L006 NQL092K-4R7X COIL 4.7uH K R204 NRSA63J-222X MG RESISTOR...

  • Page 43: Printed Wiring Board Parts List [Av-32X5Bu, Av-32X5Su]

    PRINTED WIRING BOARD PARTS LIST [AV-32X5BU, AV-32X5SU] MAIN P.W. BOARD ASS'Y (SML-1351A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C006 NCB31HK-103X C CAPACITOR 0.01uF 50V K C007 QETN1HM-106Z E CAPACITOR 10uF 50V M IC101 MSP3411GQAC1201 IC C008...
  • Page 44 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C605 NCB31HK-122X C CAPACITOR 1200pF 50V K R240 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C606 NCB31HK-153X C CAPACITOR 0.015uF 50V K R241 NRSA63J-101X MG RESISTOR 100Ω...

  • Page 45: Power & Def P.w. Board Ass'y (Sml-2351A-S2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R531 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J K642 NQR0199-001X FERRITE BEADS R532 NRSA63J-123X MG RESISTOR 12kΩ 1/16W J LC101 NQR0431-001X EMI FILTER 0.22uF 50V Z R533 NRSA63J-272X MG RESISTOR...
  • Page 46 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C466 QFP31HJ-272Z PP CAPACITOR 2700pF 50V J R476 QRE141J-102Y C RESISTOR 1kΩ 1/4W J C467 QFLC1HJ-102Z M CAPACITOR 1000pF 50V J R477 QRE141J-563Y C RESISTOR 56kΩ...

  • Page 47: Crt Socket P.w. Board Ass'y (Sml-3303A-U2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local RY941 QSK0099-001 RELAY R3127 NRSA63J-122X MG RESISTOR 1.2kΩ 1/16W J QAD0121-9R0 P THERMISTOR 9Ω R3128 NRSA63J-390X MG RESISTOR 39Ω 1/16W J TH901 R3129 QRE121J-2R7Y C RESISTOR 2.7Ω...

  • Page 48: Remote Control Unit Parts List (Rm-C64H-1C)

    BATTERY COVER 2AA030646 SLIDE DOOR PACKING PACKING PARTS LIST  Ref.No. Part No. Part Name Description Local GA10002-003A-U PACKING CASE AV-28X5BU,AV-28X5SU GA10002-004A-U PACKING CASE AV-32X5BU,AV-32X5SU LC11859-001B-U CUSHION ASSY 4pcs in 1set AV-28X5BU LC11859-001C-U CUSHION ASSY 4pcs in 1set AV-28X5SU LC11861-001C-U...
  • Page 49 SCHEMATIC DIAGRAMS COLOUR TELEVISION YA262 2005 AV-28X5BU, AV-28X5SU, AV-32X5BU, AV-32X5SU CD-ROM No.SML200504 BASIC CHASSIS MENU No.YA262 COPYRIGHT © 2005 Victor Company of Japan, Limited 2005/4...
  • Page 51 AV-28X5BU, AV-28X5SU, AV-32X5BU, AV-32X5SU 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 52 AV JACK PWB PATTERN ........................2-27 FRONT PWB PATTERN ........................... 2-28 SIDE CONTROL PWB PATTERN ......................2-28 VOLTAGE CHARTS .................. 2-29 WAVE FORMS ................... 2-30 USING P.W. BOARD P.W.B ASS’Y name AV-28X5BU AV-28X5SU AV-32X5BU AV-32X5SU MAIN P.W. BOARD SML-1351A-U2 SML-1352A-U2 POWER &...

  • Page 53: Block Diagram

    BLOCK DIAGRAM IC101 MULTI SOUND PROCESSOR MAIN PWB SPEAKER L DACM L/DACM R AUDIO IC601 IC651 CONTROL CONVERTER TU001 SPEAKER R CONVERTER/ AUDIO OUT MULTISOUND TUNER V TV DEMODULATOR AUDIO CONVERTER CONTROL AUDIO CONVERTER CONVERTER LTV/RTV IC681 HEAD HEADPHONE PHONE SIDE CONTROL IC551...

  • Page 54: Circuit Diagrams

    CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM (1/2) SHEET 1 SHEET2 C682 R687 OPEN R681 C681 C686 IC681 R684 BH3544F-X C684 C683 Y608 R682 R685 D681 R683 R686 OPEN C687 OPEN J001 Q681 Q644 C693 R642 K641 QNN0596-001 UN2226-X OPEN C685 NQR0199-001X R688 C643...
  • Page 55 MAIN PWB CIRCUIT DIAGRAM (2/2) SHEET 2 MICOM/100Hz(1/2) MICOM/100Hz(2/2) CN002 (SHEET6) CN002 (SHEET7) SHEET1 CN0C1 CN002 QGA2501F1-06 QGC2507C1-96 CN002 R701 R705 OPEN C711 D701 D704 ZD5.6 ZD5.6 C561 C562 OPEN D702 D703 ZD5.6 ZD5.6 CN00K QGA2501C5-05Z L_TVOUT SIDE CPNTROL R261 KEY3 V_TV R232...

  • Page 56: Power & Def Pwb Circuit Diagram

    -112 QFN32DJ QFN32DJ C523 -473 -393 R504 2.7k 2.2k QRE141J QRE141J R522 R505 3.3k 2.2k -273Y -333Y QRE141J QRE141J R523 -123Y -103Y CN00G CN0HV QGA2501C5-06Z QGA8005C3-05 POWER & DEF PWB ASS'Y SML-2352A-U2 [AV-28X5BU, AV-28X5SU] SML-2351A-U2 [AV-32X5BU, AV-32X5SU] c10340001a001_0309_1/1_0.0 (No.YA262)2-9 2-10(No.YA262)

  • Page 57: Crt Socket Pwb Circuit Diagram

    CRT SOCKET PWB CIRCUIT DIAGRAM SHEET 4 CRT SOCKET PWB ASS'Y HS3203 LC31150-002B IC3203 SML-3302A-U2 [AV-28X5BUAE,AV-28X5SUAE] TDA6111Q/N4 B-OUT SML-3303A-U2 [AV-32X5BUAE,AV-32X5SUAE] D3207 R3232 1N4003SG-T2 1/2S C3203 C3206 R3229 TP-47B NCF31CZ-104X R3203 R3226 100k C3215 D3203 QRL029J-104-F C3209 FR105SGT-T2 TP-E D3209 R3305 L3204 R3208 R3242...
  • Page 58 AV JACK PWB CIRCUIT DIAGRAM SHEET 5 D0105 R0101 OPEN D0101 R0102 D0104 R0109 ZD5.6 ZD5.6 CN0001 D0102 R0103 QGB1505K1-35 ZD5.6 C0111 D0103 R0104 ZD5.6 C0101 .0047 C0102 .0047 C0103 .0047 C0104 .0047 J0002 QNZ0463-001 D0120 MAIN PWB ASS'Y (2/2) OPEN CN001 (SHEET2)

  • Page 59: Micom/100Hz Pwb Circuit Diagram

    MICOM/100Hz PWB CIRCUIT DIAGRAM (1/2) SHEET 6 SHEET7 SC_YS1 SCL1_1 SDA1_1 R340 OPEN R223 R224 3.3VD R218 R213 1.8VD C308 SC_YS2 R221 R222 R217 D307 6.8k UDZS3.9B-X C205 SC_R1 .047 C227 C228 R219 C309 C214 C206 SC_G1 .047 C221 C223 C207 SC_B1 .047...
  • Page 60 MICOM/100Hz PWB CIRCUIT DIAGRAM (2/2) SHEET 7 SHEET6 SHEET6 OPEN CN0J1 OPEN R169 R125 OPEN LC003 R143 OPEN SDA2 R148 OPEN OPEN Q015 R177 R127 R170 C058 OPEN OPEN SDA1_1 SDA1 LC004 Q014 R128 R171 OPEN R141 R149 2SK3019-X OPEN SCL1_1 SCL1 OPEN...

  • Page 61: Side Control Pwb Circuit Diagram

    SIDE CONTROL PWB CIRCUIT DIAGRAM SHEET 8 FRONT PWB CIRCUIT DIAGRAM SHEET 9 POWER & DEF PWB ASS'Y CN00W (SHEET3) CN800W WJK0200-008A-E IC8851 QSW0619-003Z QSW0619-003Z QSW0619-003Z J8111 R8101 QMS3001-C01 J8132 S8101 QND0084-001 QNN0591-001 R4IN R8103 J8131 S8103 C8851 R8105 R8102 S8102 LF8901 D8801...

  • Page 62: Pattern Diagrams

    PATTERN DIAGRAMS MAIN PWB PATTERN C650 C611 L002 R613 C007 W513 W511 W509 C607 W510 IC601 W241 W242 Y002 C656 C006 R658 L102 C691 C010 W506 R103 C001 C004 R008 C012 C610 R661 R657 C008 R001 R604 R104 C604 C117 R010 TU001 R606...

  • Page 63: Power & Def Pwb Pattern

    POWER & DEF PWB PATTERN W204 R401 W208 R944 HS401 Q462 R464 R945 W205 R403 Q941 D462 CN005 C992 CN003 W214 R402 C401 W407 R462 CN004 W213 W408 R469 R947 D523 W419 W412 C402 C414 IC401 C465 C415 R964 Q942 R982 R524 W211...
  • Page 64 MICON/100Hz PWB PATTERN [SOLDER SIDE] MICON/100Hz PWB PATTERN [PARTS SIDE] L201 R201 L202 R202 R203 L203 R220 C204 C215 C219 C220 R213 R222 R218 C210 C221 C222 C224 C223 R219 C227 C214 R216 R217 C228 X301 C911 C917 L904 D308 R328 QA301 C311...

  • Page 65: Crt Socket Pwb Pattern

    CRT SOCKET PWB PATTERN FRONT PWB PATTERN C3209 C3118 C3203 W3602 R3203 W3205 R3127 L3202 Q3108 C3206 W3403 C3117 C3211 R3130 HS3101 W3402 IC3203 K3103 W3603 D3206 D3207 R3226 D3103 D3203 R3225 D3104 C3208 C3224 R3123 R3219 IC3202 R3125 SG3202 K3104 W3404 TP-47B...

  • Page 66: Voltage Charts

    VOLTAGE CHARTS WAVEFORMS <MAIN PWB(1/2)> <MAIN PWB(2/2)> [P.2-5 2-6] [P.2-7 2-8] MAIN PWB(1/2) MAIN PWB(2/2) MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE DC (V) DC (V) DC (V) DC (V) DC (V) DC (V) DC (V) DC (V) DC (V) DC (V)
  • Page 68 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.YA262) Printed in Japan...

This manual is also suitable for:

Av-28x5suAv-32x5buAv-32x5su

Table of Contents