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JVC AV-28KM3SN Service Manual
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JVC AV-28KM3SN Service Manual

JVC AV-28KM3SN Service Manual

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SERVICE MANUAL
2005
3
YA075C
The following items for the AV-28KM3BN, AV-28KM3SN, AV-28MS1SN and AV-28PS4N were changed partly.
Therefore, this service manual describes only the items which differ from those of the AV-28KM3BN, AV-
28KM3SN, AV-28MS1SN and AV-28PS4N service manual.
For details other than those described in this manual, please refer to the AV-28BT8ENB, AV-28BT8ENS and
AV-28BS88EN service manual (No.52057, Jul. 2002) AV-28KM3BN, AV-28KM3SN and AV-28PS4N service
manual (No.YA075, 2004/5) AV-28MS1SN service manual (No.YA075B, 2004/6).
DIFFERENCE LIST
PRINTED WIRING BOARD PARTS LIST
MAIN P.W. BOARD ASS'Y
Ref. No.
BEFORE
TU201
VE-30009637
COLOUR TELEVISION
AV-28KM3BN,
AV-28KM3SN,
AV-28MS1SN,
AV-28PS4N
Supplementary
Part No.
AFTER
VE-30033888
COPYRIGHT © 2005 Victor Company of Japan, Limited
PART NAME
TUNER
DESCRIPTION
Non compatible
No.YA075C
2005/3

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Summary of Contents for JVC AV-28KM3SN

  • Page 1 AV-28MS1SN, AV-28PS4N Supplementary The following items for the AV-28KM3BN, AV-28KM3SN, AV-28MS1SN and AV-28PS4N were changed partly. Therefore, this service manual describes only the items which differ from those of the AV-28KM3BN, AV- 28KM3SN, AV-28MS1SN and AV-28PS4N service manual. For details other than those described in this manual, please refer to the AV-28BT8ENB, AV-28BT8ENS and AV-28BS88EN service manual (No.52057, Jul.
  • Page 2 SECTION 1 PRECAUTION Please refer to "AV-28BT8ENB, AV-28BT8ENS and AV-28BS88EN (No.52057)" about this section. SECTION 2 SPECIFIC SERVICE INSTRUCTIONS Please refer to "AV-28BT8ENB, AV-28BT8ENS and AV-28BS88EN (No.52057)" about this section. SECTION 3 DISASSEMBLY Please refer to "AV-28BT8ENB, AV-28BT8ENS and AV-28BS88EN (No.52057)" about this section. SECTION 4 ADJUSTMENT SETTING VALUES OF OPTION ITEMS...
  • Page 3 4.1.2 HOW TO ENTER THE SERVICE MODE 4.1.4 HOW TO CHANGE THE SETTING VLUE (1) Press the [INFORMATION] key and [MUTING] key (1) After selecting the correct 8-bit option line, by using the simultaneously, and the SERVICE MENU screen will be dedicated number on the number key (0,1,2,3,4,5,6,7) you displayed.
  • Page 4 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YA075C) Printed in Japan...
  • Page 5 AV-28KM3BN, AV-28KM3SN, AV-28PS4N RM-C1100 The following item for the AV-28KM3BN, AV-28KM3SN and AV-28PS4N models were changed partly from AV-28BT8ENB, AV-28BT8ENS and AV-28BS88EN models. Therefore, this service manual describes only the difference list of the AV-28BT8ENB, AV-28BT8ENS and AV-28BS88EN models. For details other than those described in this manual, please refer to the AV-28BT8ENB, AV-28BT8ENS and AV-28BS88EN models service manual (No.52057, Jul.
  • Page 6 DIFFERENCE LIST MAIN DIFFERENCE LIST AV-28KM3BN AV-28KM3BN AV-28PS4N CABINET COLOUR BLACK SILVER SILVER 3D-PANORAMA ----- ----- available ( Surround system ) [ AV-28KM3BN ] USING P.W.BOARD (Page 23) PWB ASS’Y Description AV-28KM3BN AV-28BT8ENB VE-20156543 MAIN PWB VE-20101577 EXPLODED VIEW PARTS LIST (Page 24) Parts No.
  • Page 7 [ AV-28KM3SN ] USING P.W.BOARD (Page 23) PWB ASS’Y Description AV-28KM3SN AV-28BT8ENS VE-20156543 MAIN PWB VE-20101577 EXPLODED VIEW PARTS LIST (Page 24) Parts No. Ref. No. Parts Name AV-28KM3SN AV-28BT8ENB VE-20155906 VE-20102137 LABEL PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS’Y (Page 29) Parts No.
  • Page 8 [ AV-28PS4N ] USING P.W.BOARD (Page 23) PWB ASS’Y Description AV-28PS4N AV-28BS88EN VE-20156548 MAIN PWB VE-20101578 EXPLODED VIEW PARTS LIST (Page 24) Parts No. Ref. No. Parts Name AV-28PS4N AV-28BS88EN VE-20157379 VE-20102141 LABEL PRINTED WIRING BOARD PARTS LIST MAIN P.W. BOARD ASS’Y (Page 42) Parts No.
  • Page 9 Therefore, this service manual describes only the difference list of the AV-28KM3SN model . For details other than those described in this manual, please refer to the AV-28KM3SN model service manual (No.YA075, 2004/5) and AV-28BT8ENS model service manual (No.52057, Jul. 2002).
  • Page 10 DIFFERENCE LIST MAIN DIFFERENCE LIST MODEL Item Description AV-28BT8ENS AV-28KM3SN AV-28MS1SN ← LENS COLOUR SILVER BLACK EXPLODED VIEW PARTS LIST (Page 24) Parts No. Ref. No. Parts Name AV-28BT8ENS AV-28KM3SN AV-28MS1SN ← VE-20096162 VE-20069218 LENS VE-20167842 VE-20102137 VE-20155906 LABEL PACKING PARTS LIST (Page 43) Parts No.
  • Page 11 AV- 28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV- 28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV- 28BT8EES / AV-28BT8EEB/ AV-28BS88EN SERVICE MANUAL COLOUR TELEVISION AV-28BT8ENS / AV-28BT8ENB AV-28BT80EN / AV-28BT8EPS AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB AV-28BS88EN CONTENTS ! SPECIFICATIONS ･････････････････ ･･･ ! SPECIFIC SERVICE INSTRUCTIONS ･･･ ･ ･･･････...
  • Page 12 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN SPECIFICATIONS Content AV-28BT 8ENS AV-28BT8EPS Item AV-28BT8EES AV-28BT 8EN B AV-28BT8EPB AV-28BS88EN AV-28BT8EEB AV-28BT 80EN AV-28BT80EP Dimensions ( W × × × × H × × × × D ) 77 x 58 x 48 cm Mass 33.2 kg...
  • Page 13 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN ■ ■ ■ ■ 21-pin Euro connector (SCART socket) : AV-1 / AV-2 (P-P= Peak to Peak, S-W= Sync tip to white peak, B-W= Blanking to white peak) Signal Designation Matching Value AV-1...
  • Page 14 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN SAFETY PRECAUTIONS 1. The design of this product contains special hardware, many 9. Isolation Check circuits and components specially for safety purposes. For (Safety for Electrical Shock Hazard) continued protection, no changes should be made to the original After re-ass embling the product, always perform an isolation design unless authorized in writing by the manufacturer.
  • Page 15 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN FEATURES " 100 programmers from VHF, UHF bands or cable channels can be pres et. " It has two Euroconnector sockets for external devic es (such as video recorder, video games , audio set, etc.) "...
  • Page 16 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN SPECIFIC SERVICE INSTRUCTIONS DISASSEMBLY PROCEDURE CHECKING THE PW BOARD REMOVING THE REAR COVER To check the back side of the PW Board. 1. Unplug the power c ord. 1) Pull out the PW Board.
  • Page 17 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN REAR COVER (×8) (×3) (×4) MAIN PWB AV TERMINAL BOARD BASE BOARD SPEAKER (×4) (×2) (×5) AV TERMINAL BOARD FRONT AV & HEADPHONE PWB FRONT CABINET FRONT CONTROL REAR SIDE (×2)
  • Page 18 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN REPLACEMENT OF CHIP COMPONENT ! CAUTIONS 1. Avoid heating for more than 3 seconds. 2. Do not rub the electrodes and the resist parts of the pattern. 3.
  • Page 19 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN MEMORY IC REPLACEMENT 1. Memory IC This model use a memory IC. SERVICE MENU This memory IC stores data for proper operation of the video and deflection circuits. When replacing, be s ure to use an IC containing this (initial value) data.
  • Page 20 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN SETTING OF THE LAST MEMORY FOR SHIPMENT ■ ■ ■ ■ USER SETTING VALUES Setting Item Setting Value Setting Item Setting Value SOUND MENU FEATURE MENU BALANCE CENTER SLEEP TIMER...
  • Page 21 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN SERVICE ADJUSTMENTS ADJUSTMENT PREPARATION 1. You can make the necessary adjustments for this unit with 6. Never touch any adjustment parts whic h are not specified in the either the Remote Control Unit or With the adju stment tools list for this adjustment - variable resistors, transformers, and par ts as given below.
  • Page 22 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN BASIC OPERATION SERVICE MENU ■ ■ ■ ■ HOW TO ENTER THE SERVICE MENU 1) Press the MENU key. REMOTE CONTROL UNIT key NAME 2) MENU sc reen of fig.1 will be displayed MENU SCREEN MENU SOUND...
  • Page 23 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN ■ ADJUSTMENT ITEM & INITIAL (Recommended) SETTING VALUE in the SERVICE MENU ADJUSTMENT DESCRIPTION INITIAL VALUE ITEM HORIZONTAL POSITION OF OSD IF COARSE ADJUSTMENT IF FINE ADJUSTMENT IF COARSE ADJUSTMENT FOR L-PRIME IF FINE ADJUSTMENT FOR L-PRIME AUTOMATIC GAIN CONT ROL...
  • Page 24 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN ADJUSTMENT DESC RIPTION INITIAL VALUE ITEM 00001001 (EN) RECEPTION STANDARD OPTIONS 01011001 (EP) 00011001 (EE) 01101100(EN) VIDEO OPTIONS 11101100(EP/EE) TV FEATURES 10001000 CHANNEL TABLES 0000000D 11010101 (EN) TELETEXT OPTIONS 11000101 (EP) 11001101 (EE)
  • Page 25 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN ADJUSTMENTS ■ ■ ■ ■ SCREEN ADJUSTMENT Measuring Item Test point Ad justment part Description instrument SCREEN Remote SCREEN VR 1. Enter SERVICE MENU. adjustment control unit [On the FBT] 2.
  • Page 26 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN ■ ■ ■ ■ AGC AUTOMATICALLY ADJUSTMENT Measuring Item Test point Ad justment part Description instrument Remote 1. Enter SERVICE MENU. AUTOMATIC- control unit 2. Receive a 60dBμV RF signal level. AL LY 3.
  • Page 27 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN Measuring Item Test point Ad justment part Description instruments VERTICAL Signal VPOF 1. Receive a NTSC-M circ le pattern of vertical frequency 60Hz. POSITION gener ator 2.
  • Page 28 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN ■ ■ ■ ■ GEOMETRY MENU ADJUSTMENT (Adjust 4:3MODE / 16:9MODE respectively) Measuring Item Test point Ad justment part Description instruments VERTICAL Signal VSIZ 1. Receive a PAL B/G cross-hatch pattern of vertical frequenc y SIZ E gener ator 50Hz.
  • Page 29 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN Measuring Item Test point Ad justment part Description instrument VERTICAL Signal VCCO 1. Receive a PAL B/G cross-hatch pattern signal of vertical CORNER gener ator frequency 50Hz. CORRECTION 2.
  • Page 30 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN Measuring Item Test point Ad justment part Description instrument HORIZONTAL Signal HPIN 1. Receive a PAL B/G cross-hatch pattern signal of vertic al PINCUSHION gener ator frequency 50Hz.
  • Page 31 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN ■ ■ ■ ■ WHITE BALANCE ADJUSTMENT Measuring Item Test point Ad justment part Description instrument WHITE Signal 1. Receive a black & white signal (colour off). BALANCE gener ator 2.
  • Page 32 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN MEMO No. 52057...
  • Page 33 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN SCHEMATIC DIAGRAMS COLOUR TELEVISION AV-28BT8ENS / AV-28BT8ENB AV-28BT80EN / AV-28BT8EPS AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB AV-28BS88EN CD-ROM No.SML200207 RM-C1100 CONTENTS NOTE ON USING CIRCUIT DIAGRAMS SEMICONDUCTOR SHAPES BLOCK DIAGRAM CIRCUIT DIAGRAMS...
  • Page 34 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN FRONT CONTROL PWB PATTERN AV-28BT8ENS, AV-28BT8ENB,AV-28BT80EN AV-28BT8EPS, AV-28BT8EPB,AV-28BT80EP AV-28BT8EES, AV-28BT8EEB,AV-28BS88EN STANDARD CIRCUIT DIAGRAM NOTE ON USING CIRCUIT DIAGRAMS Withstand voltage...
  • Page 35 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN CRT SOCKET PWB PATTERN CONTENTS SEMICONDUCTOR SHAPES BLOCK DIAGRAM CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM CRT SOCKET PWB CIRCUIT DIAGRAM 2-17...
  • Page 36 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN BLOCK DIAGRAM SUB AMP SUBW TDA7261 STEREO SOUND PLL/VST TUNER MSP34X0D/G AUDIO AM P UV1315/16...
  • Page 37 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM [1/6] DIFFERENCE LIST AV-28BS88EN 30012545 FILTER SAW K9656M Z401...
  • Page 38 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN MAIN PWB CIRCUIT DIAGRAM [2/6] MAIN PWB (2/6) 1.1V 2.4V VE-20101577 (AV-28BT8ENS, AV-28BT8ENB,AV-28BT80EN) 2.4V...
  • Page 39 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN MAIN PWB CIRCUIT DIAGRAM [3/6] 4.9V 4.8V 7.9V 7.9V 7.9V 0.1V 0.1V 2.2V...
  • Page 40 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN MAIN PWB CIRCUIT DIAGRAM [4/6] MAIN PWB (4/6) VE-20101577 (AV-28BT8ENS, AV-28BT8ENB,AV-28BT80EN) VE-20101576 (AV-28BT8EPS, AV-28BT8EPB,AV-28BT80EP) 3.9V...
  • Page 41 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN MAIN PWB CIRCUIT DIAGRAM [5/6] 4.9V 12.2V 9.4V 4.9V 12.2V 7.9V 1.1V 107.5V...
  • Page 42 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN MAIN PWB CIRCUIT DIAGRAM [6/6] 3.7V 3.7V 3.6V 6.8V 1.4V 1.4V 1.4V 1.4V...
  • Page 43 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN CRT SOCKET PWB CIRCUIT DIAGRAM IC900 8 IC900 9 IC900 7 3.8V CRT SOCKET PL902...
  • Page 44 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN FRONT AV & HEADPHONE PWB CIRCUIT DIAGRAM FRONT CONTROL PWB CIRCUIT DIAGRAM FRONT CONTROL PWB FRONR AV &...
  • Page 45 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN AV-28BT8EES / AV-28BT8EEB / AV-28BS88EN PATTERN DIAGRAMS MAIN PWB PATTERN FRONT No.52057 No.52057 2-21 2-22...
  • Page 46 VICTOR COMPANY OF JAPAN, LIMITED HOME AV NETWORK BUSINESS UNIT. 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama, Kanagawa-prefecture, 221-8528, Japan VP 0207 DP6060...
  • Page 47 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN PARTS LIST CONTENTS ! USING PW BOARD & REMOTE CO NTROL UNIT ･････････････････････････････････････････････････････ 23 ! EXPLO DED VIEW PARTS LIST ･････････････････････････････････････････････････････････････････････ 24 ! EXPLO DED VIEW ････････････････････････････････････････････････････････････････････････････････ 25 ! PRINTED WIRING BOARD PARTS LIST [ AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN ] "...
  • Page 48 RATING LABEL (AV-28BT8EES) VE-20101920 RATING LABEL (AV-28BT8EES POLAND) VE-20101915 RATING LABEL (AV-28BT8EEB) VE-20101913 RATING LABEL (AV-28BT8EEB POLAND) VE-20102144 RATING LABEL (AV-28BT80EN) VE-20101934 RATING LABEL (AV-28BT80EP) VE-20102141 RATING LABEL (AV-28BS88EN) VE-40009154 LOGO JVC (SILVER MODEL) VE-40009152 LOGO JVC (BLACK MODEL) No. 52057...
  • Page 49 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN EXPLODED VIEW TR601 MAIN PWB FRONT CONTRO L PWB FRONT AV & HEADPHONE PWB No. 52057...
  • Page 50 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN PRINTED WIRING BOARD PARTS LIST [ AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN ] MAIN P.W. BOARD ASS’Y (VE-20101577) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR RESISTOR R102 VE-30012657 SMD RES.
  • Page 51 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN [ AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR R668 VE-30000790 CF RES. 1/4W 6.8R J C162 VE-30012573 SMD CAP. 47PF 50V J R669 VE-30012510...
  • Page 52 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN [ AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description CAPACITOR CAPACITOR C542 VE-30000107 MKT CAP. 47NF 250V J C832 VE-30012590 SMD CAP. 47NF 50V K C543 VE-30000431...
  • Page 53 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN [ AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description DIODE OTHERS D601 VE-30001329 DIODE ! TR801 VE-30002104 LINE FILTER D603 VE-30001285 DIODE ! F801 VE-30001731...
  • Page 54 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN [ AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN ] FRONT CONTROL P.W. BOARD ASS’Y CRT SOCKET P.W. BOARD ASS’Y (VE-20094670) (VE-20082481) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR RESISTOR R900...
  • Page 55 AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP PRINTED WIRING BOARD PARTS LIST [ AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP ] MAIN P.W. BOARD ASS’Y (VE-20101576) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR RESISTOR R102 VE-30012657 SMD RES.
  • Page 56 AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP [ AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR ! R657 VE-30001228 FUSE RES. 1/2W 2.2R J C160 VE-30000345 EL CAP.
  • Page 57 AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP [ AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description CAPACITOR CAPACITOR C532 VE-30016654 SMD CAP. 100NF 16V K R C829 VE-30000407 EL CAP.
  • Page 58 AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP [ AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description DIODE OTHERS D512 VE-30001285 DIODE ! TR801 VE-30002104 LINE FILTER D513 VE-30001369 ZENER DIODE ! F801 VE-30001731...
  • Page 59 AV-28BT8EES / AV-28BT8EEB PRINTED WIRING BOARD PARTS LIST [ AV-28BT8EES / AV-28BT8EEB ] MAIN P.W. BOARD ASS’Y (VE-20101622) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR RESISTOR R102 VE-30012657 SMD RES. 1/16W 1K J R450 VE-30012702...
  • Page 60 AV-28BT8EES / AV-28BT8EEB [ AV-28BT8EES / AV-28BT8EEB ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR R668 VE-30000790 CF RES. 1/4W 6.8R J C162 VE-30012573 SMD CAP. 47PF 50V J R669 VE-30012510 SMD RES.
  • Page 61 AV-28BT8EES / AV-28BT8EEB [ AV-28BT8EES / AV-28BT8EEB ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description CAPACITOR CAPACITOR C542 VE-30000107 MKT CAP. 47NF 250V J C832 VE-30012590 SMD CAP. 47NF 50V K C543 VE-30000431 CER CAP.
  • Page 62 AV-28BT8EES / AV-28BT8EEB [ AV-28BT8EES / AV-28BT8EEB ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description DIODE OTHERS D601 VE-30001329 DIODE ! TR801 VE-30002104 LINE FILTER D603 VE-30001285 DIODE ! F801 VE-30001731 FUSE 2.5A D605...
  • Page 63 AV-28BS88EN PRINTED WIRING BOARD PARTS LIST [ AV-28BS88EN ] MAIN P.W. BOARD ASS’Y (VE-20101578) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR RESISTOR R102 VE-30012657 SMD RES. 1/16W 1K J R450 VE-30012702 SMD RES.
  • Page 64 AV-28BS88EN [ AV-28BS88EN ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR R668 VE-30000790 CF RES. 1/4W 6.8R J C162 VE-30012573 SMD CAP. 47PF 50V J R669 VE-30012510 SMD RES. 1/16W 100R J C164 VE-30012692...
  • Page 65 AV-28BS88EN [ AV-28BS88EN ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description CAPACITOR CAPACITOR C542 VE-30000107 MKT CAP. 47NF 250V J C832 VE-30012590 SMD CAP. 47NF 50V K C543 VE-30000431 CER CAP. 100PF 1KV M C833 VE-30000407...
  • Page 66 AV-28BS88EN [ AV-28BS88EN ] ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description DIODE OTHERS D601 VE-30001329 DIODE ! TR801 VE-30002104 LINE FILTER D603 VE-30001285 DIODE ! F801 VE-30001731 FUSE 2.5A D605 VE-30001320 DIODE ! TH800 VE-30001270...
  • Page 67 AV-28BT8ENS / AV-28BT8ENB / AV-28BT80EN AV-28BT8EPS / AV-28BT8EPB / AV-28BT80EP AV-28BT8EES / AV-28BT8EEB/ AV-28BS88EN PACKING PACKING PARTS LIST ! Ref.No. Part No. Part Name Description VE-50028496 CARTON BOX (AV-28BT8ENS) VE-50028502 CARTON BOX (AV-28BT8ENB) VE-50028500 CARTON BOX (AV-28BT80EN) VE-50028498 CARTON BOX (AV-28BS88EN) VE-50028423 CARTON BOX...
  • Page 68 VICT OR COMPANY OF J APAN, LIMIT ED HOME AV NETWORK BU SINESS UNIT 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama, Kanagawa-prefecture, 221-8528, Japan VP 0207 DP20588051...

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