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JVC AV28CT1EKS Service Manual

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SERVICE MANUAL
CONTENTS
! SPECIFICATIONS ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･ ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
! SAFETY PRECAUTIONS ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
! WARNING ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･ ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
! FEATURES･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･ ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
! MAIN DIFFERENCE LIST ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
! SPECIFIC SERVICE INSTRUCTIONS ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
! SERVICE ADJUSTMENTS ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
! PARTS LIST ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ････ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
★ STANDARD CIRCUIT DIAGRAM ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
1
COLOUR TELEVISION
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ････ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ････ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ････ ･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･ ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ････ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
CO PYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ 2
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ 4
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･ ･･ ･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･ ･･ ･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ 6
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ 13
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･ ･ ･ ･ ･ 33
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･ 2-1
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･
･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･
BASIC CHASSIS
JK Ⅱ Ⅱ Ⅱ Ⅱ
･･･ 5
･･ ･
･･･
･･･ 6
･･ ･
･･ ･
･･ ･ ･･ ･･ ･･ ･･ ･･ 7
･･ ･ ･･ ･･ ･･ ･･ ･･
･･ ･ ･･ ･･ ･･ ･･ ･･
No.51952
Mar. 2002

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Summary of Contents for JVC AV28CT1EKS

  • Page 1: Table Of Contents

    AV28 CT1EIS SERVICE MANUAL COLOUR TELEVISION BASIC CHASSIS JK Ⅱ Ⅱ Ⅱ Ⅱ AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS CONTENTS ! SPECIFICATIONS ･･ ･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･･ ･ ･･...

  • Page 2: Av28Ct1Eks / Av28Ct1Ekb Av28Ct1Eps / Av28Ct1Epb Av28Ct1Eis

    : STORE : EXIT Table 1. If the value is different, select the s etting item with the JVC JK-II EU RO V00 FUNCTION UP/DOWN key, and s et the c orrect value with the ******** - ***** FUNCTION -/+ key.

  • Page 3: Features

    AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS SETTING VALUES OF SYSTEM CONSTANT SET (TABLE 1) Setting value Setting item Setting content AV28CT1EPS / EPB AV28CT1EIS AV28CT1EKS / EKB COUNT RY INCH MODEL USER SETTING VALUES (TABLE 2) PICTURE SETTING EXT SETTING...

  • Page 4: Service Adjustments

    AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS SERVICE ADJUSTMENTS BEFORE STARTING SERVICE ADJUSTMENT 1. There ar e 2 ways of adjusting this TV: One is with the 6. Never touch parts (such as variable resistors, transformers and REMOTE CONTROL UNIT and the other is the conventional condensers) not shown in the adjustment items of this servic e method using adjustment parts and components.
  • Page 5 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS ADJUSTMENT LOCATIONS FRONT CO NTRO L PW B FRONT SP L F90 1 SP R CN001 POWER SW FRONT FRONT MAIN PW B PO WE R&DEF PW B CN001 IC701 IC702 MEMORY AV SEL PWB...
  • Page 6 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS BASIC OPERATION SERVICE MENU 1. TOOL OF SERVICE MENU OPERATION Operate the SERVICE MENU with the REMOTE CONTROL UNIT. 2. SERVICE MENU ITEMS With the SERVICE MENU, various settings (adjustments) c an be made, and they are broadly c lassified in the following items of settings (adjus tments ): (1) 1.
  • Page 7 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS S E RVICE M E NU SER VIC E MENU Do n ot ad just 1. IF 2. V/C 7. AU TO PROGRAM 3. AUDIO 4. DEF 5. VSM PRESET 6. VPS 7. AUTO PROGRAM (O FF) 7.
  • Page 8 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS (3) Method of Setting 1) Method of Setting 1.IF [VCO] ① 1 Key ･･･････ ･････････････ ･････ Select 1.IF. ② The VCO (CW) screen will be displayed in yellow when the AFC voltage is at a certain level and in blue when it is at other levels.
  • Page 9 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS ADJUSTMENTS CHECK ITEM Measuring Item Test point Ad justment part Description instrument Check of B1 Signal TP-91(B1) 1. Receive a any broadcast. generator Power Supply TP-E(# # # # ) 2. Push the “ZOOM” key and s elect the FULL mode.
  • Page 10 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS IF CIRCUIT ADJUSTMENT Measuring Item Test point Ad justment part Description instrument " Under normal c onditions, no adjustment is required. Ad justment of Remote control unit 1. Receive any broadc ast. 2. Select 1.IF from the SERVICE MENU.
  • Page 11 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS VIDEO / CHROMA CIRCUIT ADJUSTMENT 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 12 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS Measuring Item Test point Ad justment part Description instrument " The adjustment for Low Light WHITE BALANCE should be Ad justment Signal 2.DRIVE of WHITE gener ator finished. (R)＊＊＊ " Set the PICTURE MODE to NORMAL.
  • Page 13 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS Measuring Item Test point Ad justment part Description instrument Ad justment Remote 5.COLOUR [Method of adjustm ent without m easuring instrument] of SUB control unit (PAL～ ～ ～ ～ NT SC) COLOURⅠ Ⅰ Ⅰ Ⅰ...
  • Page 14 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS Measuring Item Test point Ad justment part Description instrument Ad justment Signal TP-47B 5.COLOUR [Method of adjustm ent using measur ing instrument] of SUB gener ator TP-E(# # # # ) (PAL～ ～ ～ ～ NT SC) COLOUR Ⅱ...
  • Page 15 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS Measuring Item Test point Ad justment part Description instrument Ad justment Remote 6. HUE [Method of adjustm ent without m easuring instrument] control unit SUB HUEⅠ Ⅰ Ⅰ Ⅰ NTSC 3.58 HUE [NTSC 3.58 HUE] 1.
  • Page 16 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS [Only AV28CT1EPS / AV28CT1EPB] Measuring Item Test point Ad justment part Description instrument Ad justment Remote 7. BL ACK [Method of adjustm ent without m easuring instrument] OFFSET of BLACK control unit 1. Receive a SECAM broadc ast.
  • Page 17 AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS DEFLECTION CIRCUIT ADJUSTMENT There are 7 modes of the adjustment. ( 1 ) 50Hz mode ( ① ① ① ① PANORAMIC ② ② ② ② FULL ③ ③ ③ ③ REGULAR ④ ④ ④ ④ 14:9 ZOOM ⑤ ⑤ ⑤ ⑤ 16:9 ZOOM ⑥ ⑥ ⑥ ⑥ 16:9 ZOOM SUB TITLE ) ( 2 ) 60Hz mode ( each aspect mode ) ････...
  • Page 18 AV28CT1EPS / AV28CT1EPB AV28CT1EKS / AV28CT1EKB AV28CT1EIS Measuring Item Test point Ad justment part Description instrument Ad justment Signal 1. V- SHIFT [50Hz PANORAMIC mode] gener ator 1. Receive a circle pattern signal of vertic al frequency 50Hz. V-SHIFT 2. Select 4.DEF from the SERVICE MENU.
  • Page 19 AV28CT1EPS / AV28CT1EPB AV28CT1EKS / AV28CT1EKB AV28CT1EIS Measuring Item Test point Ad justment part Description instrument Ad justment of 4.H-CENT. 13. Receive a c ircle pattern s ignal. HORIZONTAL 14. Select 4.H-CENT and set the initial s etting value. CENTER 15.
  • Page 20 AV28CT1EPS / AV28CT1EPB AV28CT1EKS / AV28CT1EKB AV28CT1EIS Measuring Item Test point Ad justment part Description instrument Ad justment Signal 7.TRAPEZ 26. Receive a cross-hatch signal. gener ator of TRAPEZ 27. Select 7.TRAPEZ with the FUNCTION UP/DOWN key. 28. Set the initial setting value of TRAPEZ with the FUNCTION...
  • Page 21 AV28CT1EPS / AV28CT1EPB AV28CT1EKS / AV28CT1EKB AV28CT1EIS Measuring Item Test point Ad justment part Description instrument At first the adjustment in 50Hz-PANORAMIC mode should be done, then the data for the other zoom mode is corrected in the respective value at the same time. And c onfirm the deflec tion adjustment initial s etting value in 60Hz ( TSC EXT mode ) PANORAMIC mode.
  • Page 22 AV28CT1EPS / AV28CT1EPB AV28CT1EKS / AV28CT1EKB AV28CT1EIS AUDIO CIRCUIT ADJUSTMENT " Do not touch 3.AUDIO (1.CONC LIMIT, 2.A2 ID THR, 3.ALC, 4.BASS, 5.TREBLE) of the SERVICE MENU as it requires no adjustment. 3. AUDIO Setting item Variable range fixed value 00H ～...
  • Page 23 AV28CT1EKS / AV28CT1EKB AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EPS / AV28CT1EPB AV28CT1EIS AV28CT1EIS CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAMS [1/2] TO AV SEL & MSP PWB ASS'Y CN006 QGB1505J1-50 3.7V R001 IC607 R608 BA05T 8.2k 9.4V 4.9V R002 R609...
  • Page 24 AV28CT1EKS/AV28CT1EKB AV28CT1EKS/AV28CT1EKB AV28CT1EPS/AV28CT1EPB AV28CT1EPS/AV28CT1EPB AV28CT1EIS AV28CT1EIS MAIN PWB CIRCUIT DIAGRAM [2/2] MAIN PWB (2/2) IC871 IC872 ET206 ET417 SJK-1716A-U2(AV28CT1EPS/EPB/EIS) TELETEXT DECODERS NCB21EK-104X DATA SLICER Y871 C882 C871 TSIG 2.7V 47/25 4.9V TEST5 FLAG1 SJK-1916A-U2(AV28CT1EKS/EKB) SCAN_0 R875 C872 SSIG 4.5V 3.1V...
  • Page 25 AV28CT1EKS / AV28CT1EKB AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EPS / AV28CT1EPB AV28CT1EIS AV28CT1EIS POWER & DEF. PWB CIRCUIT DIAGRAM CN005 CN004 CN003 QGB1506M1-16 QGB1506M1-16 QGB1506M1-16 NOTE 2SC1740S/QR/-T 2SA933AS/QR/-T NECK 1SS133-T2 BUS WIRE NON MOUNT R595 (OPEN) R492 D491 QRA14CF-1692Y BYD33D-T3 16.9k 1/4W,1%...
  • Page 26 AV28CT1EKS/AV28CT1EKB AV28CT1EKS/AV28CT1EKB AV28CT1EPS/AV28CT1EPB AV28CT1EPS/AV28CT1EPB AV28CT1EIS AV28CT1EIS AV SEL. PWB CIRCUIT DIAGRAM C616 C629 C630 C677 100/16 NCB21EK-104X 10/50 0.001 0.001 C631 0.001 R606 0.1V C617 OMF1 C678 0.2V 0.001 D601 RD8.2E/B2/-T2 AV SEL. PWB 6.8V 6.8V R628 RESETQ C618 C645...
  • Page 27 AV28CT1EKS / AV28CT1EKB AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EPS / AV28CT1EPB AV28CT1EIS AV28CT1EIS CRT SOCKET PWB CIRCUIT DIAGRAM R121 H106 L103 OMF2 136.2V NOTE QRG01GJ-101 CN008 QJK002-083033 R130 R118 OPTION (NON MOUNTED) OMF1 OMF2 Q106 IM-BW C104 2SC4544-LB R127...
  • Page 28 AV28CT1EKS/AV28CT1EKB AV28CT1EKS/AV28CT1EKB AV28CT1EPS/AV28CT1EPB AV28CT1EPS/AV28CT1EPB AV28CT1EIS AV28CT1EIS FRONT CONTROL PWB CIRCUIT DIAGRAM J301 QNZ0453-001 EXT-4 J801 QMS3004-C01 HEADPHONE JACK FRONT CONTROL PWB LIVE ISOLATED SJK-8515A-H3 C301 C302 R301 0.0047 0.0047 R302 R303 CN00W IC851 GP1U281Q C801 REMOCON RECEVER C802 QQL244K-5R6Z LF901...

  • Page 29: Parts List

    AV28CT1EKS / AV28CT1EKB AV28CT1EPS / AV28CT1EPB AV28CT1EIS PARTS LIST CAUTION ! The parts identified by the symbol are important for the s afety. Whenever replacing these parts, be s ure to use s pec ified ones to secure the safety .

  • Page 30: Av28Ct1Eks / Av28Ct1Ekb

    AV28CT1EKS / AV28CT1EKB AV28CT1EKS / AV28CT1EKB PRINTED WIRING BOARD PARTS LIST ■ MAIN P.W. BOARD ASS’Y (SJK-1916A-U2) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR RESISTOR R1572 NRSA02J-133X MG R 13kΩ 1/10W J...
  • Page 31 AV28CT1EKS / AV28CT1EKB ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR R1881-82 NRSA02J-331X MG R 330 Ω 1/10W J C1629 QENC1EM-107Z BP E CAP. 100 µ F 25V M R1883...
  • Page 32 AV28CT1EKS / AV28CT1EKB ■ ■ ■ ■ POWER & DEF. P.W. BOARD ASS’Y (SJK-2512A-H3) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR DIODE R2401 QRA14CF-6801Y MF R 6.8kΩ 1/4W F D1710 MA111-X SI.DIODE...
  • Page 33 AV28CT1EKS / AV28CT1EKB ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR R2936 QRE141J-103Y 10k Ω 1/4W J C2951 QCZ0122-561 C CAP. 560pF 2kV K C2952 QEZ0203-227 E CAP. 220 µ F 160V M...
  • Page 34 AV28CT1EKS / AV28CT1EKB ■ ■ ■ ■ CRT SOCKET P.W. BOARD ASS’Y (SJK-3512A-H3) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR DIODE R3101-03 NRSA02J-101X MG R 100Ω 1/10W J D2953-54 BYW95B-20...
  • Page 35 AV28CT1EKS / AV28CT1EKB ■ ■ ■ ■ FRONT CONTROL P.W. BOARD ASS’Y (SJK-8515A-H3) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR RESISTOR R0119-20 NRSA02J-391X MG R 390 Ω 1/10W J R8301...
  • Page 36 AV28CT1EKS / AV28CT1EKB ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR R0615 NRSA02J-101X MG R 100 Ω 1/10W J C0617 NCB21EK-104X C CAP. 0.1 µ F 25V K R0616 NRSA02J-221X MG R 220Ω...

  • Page 37: Av28Ct1Eps / Av28Ct1Epb

    AV28CT1EPS / AV28CT1EPB AV28CT1EIS AV28CT1EPS / AV28CT1EPB / AV28CT1EIS PRINTED WIRING BOARD PARTS LIST ■ MAIN P.W. BOARD ASS’Y (SJK-1716A-U2) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR RESISTOR R1519 NRSA02J-562X MG R 5.6kΩ...
  • Page 38 AV28CT1EPS / AV28CT1EPB AV28CT1EIS ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR R1875 NRSA02J-104X MG R 100k Ω 1/10W J C1622-23 QETN1CM-227Z E CAP. 220 µ F 16V M R1876 NRSA02J-102X MG R 1kΩ...
  • Page 39 AV28CT1EPS / AV28CT1EPB AV28CT1EIS ■ ■ ■ ■ AV SEL. P.W. BOARD ASS’Y (SJK0S712A-H3) ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description DIODE RESISTOR D1702 MA111-X SI.DIODE R0101-08 NRSA02J-750X MG R 75Ω 1/10W J D1704 MA111-X SI.DIODE...
  • Page 40 AV28CT1EPS / AV28CT1EPB AV28CT1EIS ! Symbol No. Part No. Part Name Description ! Symbol No. Part No. Part Name Description RESISTOR CAPACITOR R0211-12 NRSA02J-103X MG R 10k Ω 1/10W J C0616 QETN1CM-107Z E CAP. 100 µ F 16V M R0603 NRSA02J-102X MG R 1kΩ...

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