JVC AV-28H5BU Service Manual
JVC AV-28H5BU Service Manual

JVC AV-28H5BU Service Manual

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SERVICE MANUAL
4
YA263
2005
AV-28H5BU, AV-28H5BL, AV-28H5SK,
AV-28H5SL, AV28H5SR, AV-28H5SU,
AV-28H50SU, AV-32H5BU, AV-32H5SK,
AV-32H5SR, AV-32H5SU, AV-32H50SU,
AV-32H57SU
1
2
3
4
5
6
7
8
9
0
AV
MENU
P
TV
OK
P
TV
AV-28H5BU, AV-28H5BL
AV-28H5SK, AV-28H5SL
AV-28H5SR, AV-28H5SU
AV-32H5BU, AV-32H5SK
AV-32H5SR, AV-32H5SU
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
5
TROUBLE SHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-35
COLOUR TELEVISION
AV-28H50SU, AV-32H50SU
TABLE OF CONTENTS
COPYRIGHT © 2005 Victor Company of Japan, Limited
BASIC CHASSIS
ML3
AV-32H57SU
No.YA263
2005/4

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Summary of Contents for JVC AV-28H5BU

  • Page 1 SERVICE MANUAL COLOUR TELEVISION YA263 2005 AV-28H5BU, AV-28H5BL, AV-28H5SK, AV-28H5SL, AV28H5SR, AV-28H5SU, AV-28H50SU, AV-32H5BU, AV-32H5SK, AV-32H5SR, AV-32H5SU, AV-32H50SU, AV-32H57SU BASIC CHASSIS MENU AV-28H5BU, AV-28H5BL AV-28H50SU, AV-32H50SU AV-32H57SU AV-28H5SK, AV-28H5SL AV-28H5SR, AV-28H5SU AV-32H5BU, AV-32H5SK AV-32H5SR, AV-32H5SU TABLE OF CONTENTS PRECAUTION............... . . 1-4 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 Audio output 3.5 mm stereo mini jack × 1 Headphone Jack RM-C1502 (AA/R6 dry cell battery × 2) [AV-28H5SU/AV-28H5SL/AV-28H5SK/AV-28H5SR/AV-28H50SU] Remote Control Unit RM-C1502B (AA/R6 dry cell battery × 2) [AV-28H5BU/AV-28H5BL] Design & specifications are subject to change without notice. 1-2 (No.YA263)
  • Page 3 Contents Items AV-32H5BU AV-32H5SK AV-32H50SU AV-32H57SU AV-32H5SU AV-32H5SR Dimensions ( W × H × D ) 86.4 cm × 58.7 cm × 55.0 cm 94.6 cm × 56.1 cm × 54.7 cm 94.8 cm × 56.2 cm × 55.0 cm 86.4 cm × 58.7 cm × 55.0 cm Mass 53.0 kg 52.5 kg...
  • Page 4 SECTION 1 PRECAUTION SAFETY PRECAUTIONS [EXCEPT FOR UK] (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 5 SAFETY PRECAUTIONS [FOR UK] (1) The design of this product contains special hardware and many circuits and components specially for safety purposes. For continued protection, no changes should be made to the original design unless authorized in writing by the manufacturer. Replacement parts must be identical to those used in the original circuits.
  • Page 6 T-V LINK When you have a T-V LINK compatible VCR connected to the EXT-2 Terminal on the TV,it is easier to set up the VCR and to view videos. 2.2 MAIN DIFFERENCE LIST Item AV-28H5BU AV-28H5BL AV-28H5SK AV-28H5SL AV28H5SR AV-28H5SU AV-28H50SU ←...
  • Page 7 21-PIN EURO CONNECTOR (SCART) : EXT-1/EXT-2/EXT-3 Pin No. Signal designation Matching value EXT-1 EXT-2 EXT-3 AUDIO R output 500mV(rms) (Nominal), Low impedance Used (TV OUT) Used (LINE OUT) Not used AUDIO R input 500mV(rms) (Nominal), High impedance Used (R1) Used (R2) Used (R3) AUDIO L output 500mV(rms) (Nominal), Low impedance...
  • Page 8 TECHNINAL INFORMATION 2.4.1 MAIN MI-COM (CPU) PIN FUNCTION Pin No. Pin name Function Pin No. Pin name Function I/O Data bit for SRAM -- Not used I/O Data bit for SRAM XTAL2 System clock (6MHz) I/O Data bit for SRAM XTAL1 O System clock (6MHz) I/O Data bit for SRAM...
  • Page 9 SECTION 3 DISASSEMBLY DISASSEMBLY PROCEDURE [H5 series] 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 ASS'Y. •...
  • Page 10 CRT SOCKET PWB SPEAKER FRONT CONTROL PWB 100Hz PWB CONTROL BASE POWER & DEF PWB Claw CHASSIS BASE SPEAKER Claw AV TERMINAL MAIN PWB BOARD SIDE CONTROL PWB AV JACK PWB Claw SIDE CONTROL BASE Claw SIDE CONTROL JACK ASS'Y POWER CORD REAR COVER Fig.1...
  • Page 11 DISASSEMBLY PROCEDURE [H50/H57 series] 3.2.1 REMOVING THE REAR COVER 3.2.6 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 ASS'Y. • Remove the CHASSIS BASE. 3.2.2 REMOVING THE SIDE CONTROL JACK ASS'Y (1) Remove the 2 screws [D], then remove the SPEAKER with •...
  • Page 12 CRT SOCKET PWB FRONT CONTROL PWB 100Hz PWB CONTROL BASE POWER & DEF PWB Claw SIDE CONTROL PWB CHASSIS BASE Claw SIDE CONTROL BASE AV TERMINAL BOARD MAIN PWB AV JACK PWB Claw POWER CORD SPEAKER SPEAKER ADAPTER REAR COVER Fig.1 1-12 (No.YA263)
  • Page 13 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. change table should also be covered with such soft cloth 35cm (shown in Fig.
  • Page 14 7. SERVICE MODE setting Verify what to set in the SERVICE MODE, and set whatever is necessary (Fig.1). Refer to the SERVICE ADJUSTMENT for setting. 3.4.2 SYSTEM CONSTANT SETTING Setting value AV-28H5BU AV-28H50SU Setting item Setting content AV-28H5SU AV-28H5SK AV-28H5SR...
  • Page 15 3.4.3 SETTINGS OF FACTORY SHIPMENT 3.4.3.1 BUTTON OPERATION 3.4.3.2 REMOTE CONTROL DIRECT OPERATION Setting item Setting position Setting item Setting position POWER CHANNEL CHANNEL VOLUME VOLUME ZOOM PANORAMIC 3.4.3.3 REMOTE CONTROL MENU OPERATION (1) PICTURE SETTING (4) EXT SETTING Setting item Setting position Setting item Setting position...
  • Page 16 3.4.4 SERVICE MODE SETING ITEMS Setting item Setting value Setting item Setting value 1. IF 1. VCO 4. DEF 1.V-SHIFT 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. VSM PRESET BRIGHT/SOFT/STANDARD 2.CUTOFF R 1.
  • Page 17 REPLACEMENT OF CHIP COMPONENT 3.5.1 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. 3.5.2 SOLDERING IRON (1) Use a high insulation soldering iron with a thin pointed end of it.
  • Page 18 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 19 ADJUSTMENT LOCATIONS [H5 series] 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 100Hz PWB CN004 CN004 TUNER CN005 CN005 DEF. YOKE AV JACK PWB CN002 CN001 FOCUS...
  • Page 20 ADJUSTMENT LOCATIONS [H50/H57 series] SIDE CONTROL PWB FRONT CONTROL PWB FRONT POWER CORD FRONT FRONT SPEAKER(R) SPEAKER(L) POWER & DEF PWB DEG COIL MAIN PWB CN003 CN003 100Hz PWB CN004 CN004 TUNER CN005 CN005 DEF. YOKE AV JACK PWB CN002 CN001 FOCUS 1 : TP-91(B1)
  • Page 21 TOOL OF SERVICE MODE OPERATION Operate the SERVICE MODE with the REMOTE CONTROL UNIT. 4.7.1 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 22 4.7.3 SERVICE MODE FLOW CHART SERVICE MENU SERVICE MENU 1. IF 2. V/C 3. AUDIO 4. DEF 5. VSM PRESET 6. STATUS 7. SHIPPING (OFF) 1-7 : SELECT : EXIT 4. DEF 1.IF(VCO) 1. V-SHIFT VCO(CW) **** MHz 2. V-SIZE FULL 100Hz 3.
  • Page 23 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 24 4.8.3 [4. DEFLECTION] [28V MODEL] Initial setting value Variable Setting item FULL PANORAMIC SUBTITLE range 100Hz i 120Hz i 100Hz i 120Hz i 100Hz i 120Hz i 1. V-SHIFT -032 - 0031 2. V-SIZE -064 - 0063 3. H-CENT -128 - 0127 4.
  • Page 25 4.8.5 [5. VSM PRESET] Setting value Variable Item PICTURE MODE COLOUR TEMP. range BRIGHT STANDARD SOFT COOL NORMAL WARM 1.BRIGHT -16 - +16 2.CONT -16 - +16 3.COLOUR -16 - +16 4.SHARP -16 - +16 5.HUE -16 - +16 1.WDR R -64 - +63 2.WDR G -64 - +63...
  • Page 26 ADJUSTMENT PROCEDURE 4.9.1 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 27 4.9.3 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 / 120Hz i). 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. 120Hz i is a signal that is output to a screen when a 60Hz signal is input to a television set.
  • Page 28 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 29 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 30 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 31 4.9.4 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 32 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 33 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 34 4.9.5 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. BRIGHT (3) Select < 1.BRIGHT >. 2.
  • Page 35 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 36 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.YA263) Printed in Japan...
  • Page 37 SCHEMATIC DIAGRAMS COLOUR TELEVISION YA263 2005 AV-28H5BU, AV-28H5BL, AV-28H5SK, AV-28H5SL, AV28H5SR, AV-28H5SU, AV-28H50SU, AV-32H5BU, AV-32H5SK, AV-32H5SR, AV-32H5SU, AV-32H50SU, AV-32H57SU CD-ROM No.SML200504 BASIC CHASSIS MENU AV-28H5BU, AV-28H5BL AV-28H50SU, AV-32H50SU AV-32H57SU AV-28H5SK, AV-28H5SL AV-28H5SR, AV-28H5SU AV-32H5BU, AV-32H5SK AV-32H5SR, AV-32H5SU No.YA263 COPYRIGHT © 2005 Victor Company of Japan, Limited...
  • Page 38 AV-28H5BU, AV-28H5BL, AV-28H5SK, AV-28H5SL, AV28H5SR, AV-28H5SU, AV-28H50SU, AV-32H5BU, AV-32H5SK, AV-32H5SR, AV-32H5SU, AV-32H50SU,AV-32H57SU 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.
  • Page 39 AV JACK PWB PATTERN ........................2-29 100Hz PWB PATTERN ..........................2-31 SIDE CONTROL PWB PATTERN ......................2-35 FRONT PWB PATTERN ........................... 2-37 VOLTAGE CHARTS .................. 2-39 WAVE FORMS ................... 2-40 USING P.W. BOARD AV-28H5BU AV-28H5BL AV-28H5SK AV-28H5SL AV-28H5SR AV-28H5SU AV-28H50SU P.W.B ASS’Y name...
  • Page 40 SEMICONDUCTOR SHAPES TRANSISTOR BOTTOM VIEW FRONT VIEW TOP VIEW CHIP TR E C B E C B ( G ) ( D ) ( S ) BOTTOM VIEW FRONT VIEW TOP VIEW CHIP IC TOP VIEW (No.YA263)2-3...
  • Page 41 2-4(No.YA263)
  • Page 42 BLOCK DIAGRAM SPEAKER L IC101 MULTI SOUND PROCESSOR MAIN PWB SPEAKER R DEMODULATOR TU001 DACM L/DACM R AUDIO /NICAM DECODER CONTROL CONVERTER TUNER V TV IC601 HEAD LTV/RTV AUDIO OUT PHONE CONVERTER CONVERTER SIDE AUDIO CONTROL IC551 IC501 IC501 ROTATION DRIVE PARABOLA DRIVE PARABOLA DRIVE ROTATION...
  • Page 43 D604 D605 A.MUTE D607 MAIN PWB ASS'Y (1/2) SML- SML- SML- SML- A_MUTE A_MUTE 1301A 1302A 1931A 1932A SML-1302A-U2 [AV-28H5BU, AV-28H5SU, AV-28H50SU, AV-28H5BL, P_ON/OFF P_ON/OFF QAU0276 QAU0276 QAU0277 QAU0277 TU001 PROTECT -002 -002 -001 -001 PROTECT AV-28H5SL, AV-28H5SR] Q001 OPEN...
  • Page 44 STB_5V NCB20JK-225X HFLB MAIN PWB ASS'Y CN003 CN004 QGB1506L1-16 QGB1506L1-16 (2/2) SML-1302A-U2 [AV-28H5BU, AV-28H5SU, AV-28H50SU, AV-28H5BL, POWER &DEF POWER &DEF AV-28H5SL, AV-28H5SR] PWB ASS'Y PWB ASS'Y SML-1301A-U2 [AV-32H5BU, AV-32H5SU, AV-32H50SU, CN003 (SHEET3) CN004 (SHEET3) NOTE : Refer to the part list for the part number of IC701.
  • Page 45 QRA14CF QRA14CF QRA14CF QRA14CF QRF054K QRF054K R587 -2201Y -2101Y -2201Y -2101Y R902 -3R3 -3R3 OPEN OPEN R942 OPEN OPEN AV-28H5SL, AV-28H5SK, AV-28H5BU] QFZ0197 QFZ0197 QFZ0197 QFZ0197 QCZ9054 QCZ9054 QCZ9079 QCZ9079 QCZ9079 QCZ9079 C527 C931 BW7.5 BW7.5 C993 -823 -124 -823...
  • Page 46 CRT SOCKET PWB ASS'Y K3102 HS3102 QQR1114-001Z LC33016-001A OPEN OPEN R3115 C3120 R3126 560p Q3109 SML-3302A-U2 2SC5511/DE/ C3114 C3105 [AV-28H5BU AV-28H5SU, AV-28H50SU, AV-28H5BL, .0047 /500 R3117 OPEN R3130 D3104 C3106 R3116 R3121 QCB32HK-472Z C3109 C3115 FR105GT-T3 AV-28H5SL, AV-28H5SK, AV-28H5SR] OPEN...
  • Page 47 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 48 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 D307 R217 UDZS3.9B-X 6.8k C205 SC_R1 .047 R219 R228 C227 C228 C309 R231 OPEN C214 C206 C221 SC_G1 .047 C223...
  • Page 49 100Hz PWB CIRCUIT DIAGRAM (2/2) SHEET 7 SHEET6 SHEET6 OPEN CN00U OPEN R062 SDA1_1 SDA1 R061 LC005 Q003 R063 OPEN 2SK3019-X SCL1_1 SCL1 R081 R078 LC006 Q002 R060 OPEN 2SK3019-X D008 D009 OPEN OPEN R064 C027 R091 QA002 R065 UMX1N-W OPEN D002 R066...
  • Page 50 HP_L MAIN PWB ASS'Y (2/2) (SHEET1) CN00B (SHEET2) SIDE CONTROL PWB ASS'Y FRONT CONTROL PWB ASS'Y SML-8131A-U2 [AV-28H5BU, AV-28H5SU, AV-32H5BU, AV-32H5SU, SML-8301A-U2 [AV-28H5BU, AV-28H5SU, AV-32H5BU, AV-32H5SU, AV-32H5SK, AV-28H5BL, AV-28H5SK, AV-28H5SL, AV-32H5SK, AV-28H5BL, AV-28H5SK, AV-28H5SL, AV-28H5SR, AV-32H5SR] AV-28H5SR, AV-32H5SR ] SML-8133A-U2 [AV-28H50SU,AV-32H50SU, AV-32H57SU]...
  • Page 51 PATTERN DIAGRAMS MAIN PWB PATTERN [AV-28H5BU, AV-28H5SU, AV-32H5BU, AV-32H5SU, AV-32H5SK, AV-28H50SU, AV-32H50SU, AV-32H57SU, AV-28H5SK, AV-28H5SR, AV-32H5SR] W261 C616 C611 L002 R645 C007 W513 W511 W509 C607 W510 W242 W241 IC602 Y002 C006 L101 W262 R644 C010 W506 C610 R105 C004...
  • Page 52 MAIN PWB PATTERN [AV-28H5BL, AV-28H5SL] R645 W261 C616 C611 L002 C007 W513 IC602 W511 C607 W241 W509 W510 W242 Y002 C006 C012 R008 L101 R010 W262 C010 R644 R105 R625 R622 W506 C008 C117 C004 TU001 C615 R104 IC601 C009 R011 L003 R001...
  • Page 53 POWER & DEF PWB PATTERN W209 W205 R401 HS401 Q462 W206 R945 C992 R403 Q941 D462 CN004 W401 W213 R402 C401 CN003 R462 R469 R947 W419 C402 C465 C414 D523 C415 R964 Q942 R982 R524 W212 R948 Q461 C408 C902 R522 R523 C470...
  • Page 54 C3216 R3302 Q3301 R3313 R3301 R3236 R3103 R3306 W3408 D3303 R3134 AV JACK PWB PATTERN [AV-28H5BU, AV-28H5SU, AV-32H5BU, AV-32H5SU, AV JACK PWB PATTERN [AV-28H5BL, AV-28H5SL, AV-28H5SK, AV-28H5SR, AV-32H5SR] AV-32H5SK, AV-28H50SU, AV-32H50SU, AV-32H57SU] FRONT FRONT K0102 C0109 D0118 D0118 D0117 D0115...
  • Page 55 100Hz PWB PATTERN [AV-28H5BU, AV-28H5SU, AV-32H5BU, AV-32H5SU, AV-32H5SK, AV-28H50SU, AV-32H50SU, AV-32H57SU] [SOLDER SIDE] [PARTS SIDE] R220 C204 L201 R201 C215 L202 R202 C219 R203 L203 R227 C220 R213 R222 C222 C221 R218 C225 C210 C223 C224 R219 C227 R216 C214...
  • Page 56 100Hz PWB PATTERN [AV-28H5BL, AV-28H5SL, AV-28H5SK, AV-28H5SR, AV-32H5SR] [SOLDER SIDE] [PARTS SIDE] R220 C204 L201 R201 C215 L202 R202 C219 R203 L203 R227 C220 R213 R222 C222 C221 R218 C225 C210 C223 C224 R219 C227 R216 C214 R217 C228 C226 C911 C917 R906...
  • Page 57 SIDE CONTROL PWB PATTERN [AV-28H5BU, AV-28H5SU, AV-32H5BU, AV-32H5SU, AV-32H5SK, AV-28H5BL, AV-28H5SK, AV-28H5SL, AV-28H5SR, AV-32H5SR] C8104 C8133 R8104 W8403 L8131 L8132 R8132 R8131 W8303 R8133 W8401 C8103 J8131 J8132 R8114 R8113 C8106 FRONT S8101 S8103 R8102 S8102 R8103 D8101 R8101 J8111...
  • Page 58 FRONT CONTROL PWB PATTERN [AV-28H5BU, AV-28H5SU, AV-32H5BU, AV-32H5SU, AV-32H5SK, AV-28H5BL, AV-28H5SL, AV-28H5SK, AV-28H5SR, AV-32H5SR] IC8851 C8851 Q8801 D8801 W8202 R8801 R8802 D8851 S8901 W8201 LF8901 R8804 FRONT W8203 VA8901 W8204 FRONT CONTROL PWB PATTERN [AV-28H50SU, AV-32H50SU, AV-32H57SU] R8851 IC8851 R8802...
  • Page 59 VOLTAGE CHARTS WAVEFORMS <MAIN PWB(1/2)> <POW & DEF PWB> <CRT SOCKET PWB> <FRONT PWB> [P.2-5 P.2-6] [P.2-9 P.2-10] [P.2-11 P.2-12] [P.2-20] MAIN PWB(1/2) MAIN PWB(2/2) MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE DC (V) DC (V) DC (V) DC (V) DC (V)
  • Page 60 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.YA263) Printed in Japan...
  • Page 61 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 62: Table Of Contents

    EXPLODED VIEW -1 ........................................3-5 EXPLODED VIEW PARTS LIST -2 .....................................3-6 EXPLODED VIEW -2 ........................................3-7 PRINTED WIRING BOARD PARTS LIST [AV-28H5BU, AV-28H5BL, AV-28H5SL, AV-28H5SU] ................3-8 MAIN P.W. BOARD ASS'Y (SML-1302A-U2) ..............................3-8 POWER & DEF P.W. BOARD ASS'Y (SML-2302A-S2) ..........................3-10 CRT SOCKET P.W. BOARD ASS'Y (SML-3302A-U2) ..........................3-11 SIDE CONTROL P.W.
  • Page 63: Using P.w. Board & Remote Control Unit

    REMOTE CONTROL UNIT PARTS LIST [RM-C1502B-1C] ............................3-32 PACKING -1 ..........................................3-33 PACKING PARTS LIST -1 ......................................3-33 PACKING -2 ..........................................3-34 PACKING PARTS LIST -2 ......................................3-34 USING P.W. BOARD & REMOTE CONTROL UNIT P.W.B ASS'Y name AV-28H5BU AV-28H5BL AV-28H5SK AV-28H5SL AV-28H5SR AV-28H5SU AV-28H50SU ←...
  • Page 64: Exploded View Parts List -1

    EXPLODED VIEW PARTS LIST -1  Ref.No. Part No. Part Name Description Local  V01 W66QDE993X996 ITC Inc.DEF YOKE/PC MAGNET AV-28H5BL,AV-28H5BU,AV-28H5SK,AV-28H5SL,AV-28H5SR,AV-28H5SU  V01 W76QEN693X100 ITC Inc.DEF YOKE/PC MAGNET AV-32H5BU,AV-32H5SK,AV-32H5SR,AV-32H5SU  L01 QQW0168-002 DEG COIL AV-28H5BL,AV-28H5BU,AV-28H5SK,AV-28H5SL,AV-28H5SR,AV-28H5SU  L01 QQW0169-001 DEG COIL AV-32H5BU,AV-32H5SK,AV-32H5SR,AV-32H5SU ...
  • Page 65: Exploded View -1

    EXPLODED VIEW -1 <FRONT SIDE VIEW> T551 (No.YA263)3-5...
  • Page 66: Exploded View Parts List -2

    M4 x 16mm(x4) AV-32H50SU,AV-32H57SU  LC12098-013A-U RATING LABEL AV-28H50SU LC12098-012A-U RATING LABEL AV-32H50SU  LC12098-014A-U RATING LABEL AV-32H57SU  LC41250-002C-C JVC MARK AV-28H50SU,AV-32H50SU LC41522-002C JVC MARK AV-32H57SU LC31851-001B-C WINDOW AV-28H50SU,AV-32H50SU LC32229-001B-C WINDOW AV-32H57SU  LC11313-007C-U FRONT CABINET ASSY AV-28H50SU LC11360-007C-U...
  • Page 67: Exploded View -2

    EXPLODED VIEW -2 T551 (No.YA263)3-7...
  • Page 68: Printed Wiring Board Parts List [Av-28H5Bu, Av-28H5Bl, Av-28H5Sl, Av-28H5Su]

    PRINTED WIRING BOARD PARTS LIST [AV-28H5BU, AV-28H5BL, AV-28H5SL, AV-28H5SU] MAIN P.W. BOARD ASS'Y (SML-1302A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C013 NCB31HK-103X C CAPACITOR 0.01uF 50V K C101 NCB31CK-104X C CAPACITOR 0.1uF 16V K...
  • Page 69 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C622 QETN1EM-108Z E CAPACITOR 1000uF 25V M R265 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C623 QETN1EM-108Z E CAPACITOR 1000uF 25V M R266 NRSA63J-101X MG RESISTOR 100Ω...
  • Page 70: Power & Def P.w. Board Ass'y (Sml-2302A-S2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R625 NRSA63J-183X MG RESISTOR 18kΩ 1/16W J D551 FR105GT-T3 SI DIODE R629 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J D552 FR105GT-T3 SI DIODE R630 NRSA63J-273X MG RESISTOR 27kΩ...
  • Page 71: 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 C932 QCZ9054-472 C CAPACITOR 4700pF AC250V Z R981 QRE141J-153Y C RESISTOR 15kΩ 1/4W J QCZ9054-472 C CAPACITOR 4700pF AC250V Z R982 QRE141J-102Y C RESISTOR 1kΩ...
  • Page 72: Side Control P.w. Board Ass'y (Sml-8131A-U2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C3202 NDC31HJ-8R0X C CAPACITOR 8pF 50V J CN30SC QGZ0017C1-01Z CONNECTOR (1-1) C3203 NDC31HJ-8R0X C CAPACITOR 8pF 50V J K3101 QQR1114-001Z FERRITE BEADS C3204 NCF31CZ-104X C CAPACITOR 0.1uF 16V Z K3103...
  • Page 73: Av Jack P.w. Board Ass'y (Sml0J301A-U2)

    AV JACK P.W. BOARD ASS'Y (SML0J301A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D302 DA221-X DIODE ARRAY D303 DA221-X DIODE ARRAY D0101 UDZS5.6B-X Z DIODE 1.5kΩ 1/10W J D304 DA221-X DIODE ARRAY D0102 UDZS5.6B-X Z DIODE...
  • Page 74 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C322 NEHL1HM-335X E CAPACITOR 3.3uF 50V M R080 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J C323 NCB31CK-104X C CAPACITOR 0.1uF 16V K R081 NRSA63J-0R0X MG RESISTOR 0Ω...
  • Page 75 Ref No. Part No. Part Name Description Local R355 NRSA63J-471X MG RESISTOR 470Ω 1/16W J R357 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R358 NRSA63J-470X MG RESISTOR 47Ω 1/16W J R359 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R360 NRSA63J-103X MG RESISTOR 10kΩ...
  • Page 76: Printed Wiring Board Parts List [Av-28H5Sk]

    PRINTED WIRING BOARD PARTS LIST [AV-28H5SK] MAIN P.W. BOARD ASS'Y (SML-1932A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C105 QETN1HM-106Z E CAPACITOR 10uF 50V M C106 NCB31CK-104X C CAPACITOR 0.1uF 16V K IC101 MSP3415GQGB8V3M IC C107...
  • Page 77 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C632 NCB31HK-102X C CAPACITOR 1000pF 50V K R276 NRSA63J-391X MG RESISTOR 390Ω 1/16W J C633 QETN1HM-107Z E CAPACITOR 100uF 50V M R277 NRSA63J-101X MG RESISTOR 100Ω...
  • Page 78: Power & Def P.w. Board Ass'y (Sml-2302A-S2)

    Ref No. Part No. Part Name Description Local R642 NRSA63J-681X MG RESISTOR 680Ω 1/16W J R643 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R644 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R645 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R702 NRSA63J-221X MG RESISTOR 220Ω...
  • Page 79: Printed Wiring Board Parts List [Av-28H5Sr]

    PRINTED WIRING BOARD PARTS LIST [AV-28H5SR] MAIN P.W. BOARD ASS'Y (SML-1302A-U2) Ref No. Part No. Part Name Description Local REFER TO PARTS LIST IN PAGE 3-8 FOR THIS P.W. BOARD. C470 QCS31HJ-470Z C CAPACITOR 47pF 50V J C471 QFLC1HJ-103Z M CAPACITOR 0.01uF 50V J C481 QETN1HM-105Z...
  • Page 80: 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 REFER TO PARTS LIST IN PAGE 3-11 FOR THIS P.W. BOARD. R481 QRE141J-274Y C RESISTOR 270kΩ 1/4W J R482 QRE141J-103Y C RESISTOR 10kΩ 1/4W J R501 QRE141J-471Y C RESISTOR 470Ω...
  • Page 81: Printed Wiring Board Parts List [Av-28H50Su]

    PRINTED WIRING BOARD PARTS LIST [AV-28H50SU] MAIN P.W. BOARD ASS'Y (SML-1302A-U2) AV JACK P.W. BOARD ASS'Y (SML0J301A-U2) REFER TO PARTS LIST IN PAGE 3-8 FOR THIS P.W. BOARD. REFER TO PARTS LIST IN PAGE 3-13 FOR THIS P.W. BOARD. POWER & DEF P.W. BOARD ASS'Y (SML-2302A-S2) 100HZ P.W.
  • Page 82: Printed Wiring Board Parts List [Av-32H5Bu, Av-32H5Su]

    PRINTED WIRING BOARD PARTS LIST [AV-32H5BU, AV-32H5SU] MAIN P.W. BOARD ASS'Y (SML-1301A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C013 NCB31HK-103X C CAPACITOR 0.01uF 50V K C101 NCB31CK-104X C CAPACITOR 0.1uF 16V K IC101 MSP3415GQGB8V3M IC C102...
  • Page 83 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C622 QETN1EM-108Z E CAPACITOR 1000uF 25V M R265 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C623 QETN1EM-108Z E CAPACITOR 1000uF 25V M R266 NRSA63J-101X MG RESISTOR 100Ω...
  • Page 84: Power & Def P.w. Board Ass'y (Sml-2301A-S2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R625 NRSA63J-183X MG RESISTOR 18kΩ 1/16W J D551 FR105GT-T3 SI DIODE R629 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J D552 FR105GT-T3 SI DIODE R630 NRSA63J-273X MG RESISTOR 27kΩ...
  • Page 85: Crt Socket P.w. Board Ass'y (Sml-3301A-U2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C931 QCZ9054-472 C CAPACITOR 4700pF AC250V Z R953 QRT039J-R33 MF RESISTOR 0.33Ω 3W J QCZ9054-472 C CAPACITOR 4700pF AC250V Z R981 QRE141J-153Y C RESISTOR 15kΩ...
  • Page 86: Side Control P.w. Board Ass'y (Sml-8131A-U2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C3201 NDC31HJ-8R0X C CAPACITOR 8pF 50V J CN30E1 QGZ8005C3-01 CONNECTOR (1-1) C3202 NDC31HJ-8R0X C CAPACITOR 8pF 50V J CN30SC QGZ0017C1-01Z CONNECTOR (1-1) C3203 NDC31HJ-8R0X C CAPACITOR 8pF 50V J K3101...
  • Page 87: Printed Wiring Board Parts List [Av-32H5Sk]

    PRINTED WIRING BOARD PARTS LIST [AV-32H5SK] MAIN P.W. BOARD ASS'Y (SML-1931A-U2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C105 QETN1HM-106Z E CAPACITOR 10uF 50V M C106 NCB31CK-104X C CAPACITOR 0.1uF 16V K IC101 MSP3415GQGB8V3M IC C107...
  • Page 88 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C632 NCB31HK-102X C CAPACITOR 1000pF 50V K R277 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C633 QETN1HM-107Z E CAPACITOR 100uF 50V M R278 NRSA63J-222X MG RESISTOR 2.2kΩ...
  • Page 89: Power & Def P.w. Board Ass'y (Sml-2301A-S2)

    Ref No. Part No. Part Name Description Local R643 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R644 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R645 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R702 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R703 NRSA63J-221X MG RESISTOR 220Ω...
  • Page 90 PRINTED WIRING BOARD PARTS LIST [AV-32H5SR] MAIN P.W. BOARD ASS'Y (SML-1301A-U2) Ref No. Part No. Part Name Description Local REFER TO PARTS LIST IN PAGE 3-22 FOR THIS P.W. BOARD. C470 QCS31HJ-470Z C CAPACITOR 47pF 50V J C471 QFLC1HJ-103Z M CAPACITOR 0.01uF 50V J C481 QETN1HM-105Z...
  • Page 91 CRT SOCKET P.W. BOARD ASS'Y (SML-3301A-U2) Ref No. Part No. Part Name Description Local REFER TO PARTS LIST IN PAGE 3-25 FOR THIS P.W. BOARD. R478 QRE141J-333Y C RESISTOR 33kΩ 1/4W J R481 QRE141J-224Y C RESISTOR 220kΩ 1/4W J R482 QRE141J-103Y C RESISTOR 10kΩ...
  • Page 92 REMOTE CONTROL UNIT PARTS LIST [RM-C1502-1C]  Ref No. Part No. Part Name Description Local 2AK061080 BATTERY COVER AV-28H5SK,AV-28H5SL, AV28H5SR, AV-28H5SU,AV-28H50SU,AV-32H5SK,AV-32H5SR,AV-32H5SU, AV-32H50SU,AV-32H57SU REMOTE CONTROL UNIT PARTS LIST [RM-C1502B-1C]  Ref No. Part No. Part Name Description Local 2AK044990 BATTERY COVER AV-28H5BL,AV-28H5BU,AV-32H5BU 3-32(No.YA263)
  • Page 93 AV-28H5BL,AV-28H5BU,AV-28H5SK,AV-28H5SL,AV-28H5SR,AV-28H5SU,AV-32H5BU,AV-32H5SK,AV-32H5SR,AV-32H5SU AEM3021-003B-E DOCUMENT BAGS AV-28H5BL,AV-28H5BU,AV-28H5SK,AV-28H5SL,AV-28H5SR,AV-28H5SU,AV-32H5BU,AV-32H5SK,AV-32H5SR,AV-32H5SU LCT1806-001A-U INST BOOK English AV-28H5SK,AV-32H5SK  LCT1891-001A-U INST BOOK English/German/French/Duch/Spanish/Italian/Portuguese AV-28H5SR,AV-32H5SR  LCT1800-001A-U INST BOOK English/German/French/Duch/Spanish/Italian/Portuguese AV-28H5BL,AV-28H5BU,AV-28H5SL,AV-28H5SU,AV-32H5BU,AV-32H5SU   LCT1801-001A-U INST BOOK Swedish/Norwegian/Finn/Danish AV-28H5BU,AV-28H5SU,AV-32H5BU,AV-32H5SU  QQR0491-001 FERRITE CORE AV-28H5BL,AV-28H5SL  LCT1802-001A-U INST BOOK Russian/Czech/Polish/Hungarian/Romanian/Bulgarian AV-28H5BU,AV-28H5SU,AV-32H5BU,AV-32H5SU...
  • Page 94 PACKING -2 PACKING PARTS LIST -2  Ref.No. Part No. Part Name Description Local AEM1002-B76-E PACKING CASE AV-28H50SU QYSBSAG4016NA TAP SCREW M4 x 16mm(x8) AV-32H50SU GA10002-031A-U PACKING CASE AV-32H57SU GA10001-019A-U EURO LABEL AV-28H50SU GA10001-018A-U EURO LABEL AV-32H50SU GA10001-031A-U EURO LABEL AV-32H57SU GA10039-001A-U CUSHION ASSY...

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