JVC AV-32F475/Y Service Manual
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JVC AV-32F475/Y Service Manual

JVC AV-32F475/Y Service Manual

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SERVICE MANUAL
3
2004
YA057
AV-32F475
AV-32F485
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
5
TROUBLE SHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-28
COLOR TELEVISION

TABLE OF CONTENTS

COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED
, AV-32F475
/Y
, AV-32F485
/Y
,
/Z
/Z
BASIC CHASSIS
GJ4
No.YA057
2004/3

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Summary of Contents for JVC AV-32F475/Y

  • Page 1: Table Of Contents

    SERVICE MANUAL COLOR TELEVISION YA057 2004 AV-32F475 , AV-32F475 AV-32F485 , AV-32F485 BASIC CHASSIS TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 SPECIFICATION Contents Items AV-32F475 AV-32F485 Dimensions (W × H × D) 93.9 cm × 68.5 cm × 57cm (37" × 27" × 22-1/2") Mass 64.0kg (140.8Ibs) TV RF System CCIR (M) Color System NTSC Sound System BTSC (Multi Channel Sound) TV Receiving Channels VHF low 02ch~06ch : 54MHz~88MHz...

  • Page 3: Precaution

    SECTION 1 PRECAUTION SAFETY PRECAUTIONS (1) The design of this product contains special hardware, many (10) Isolation Check (Safety for Electrical Shock Hazard) circuits and components specially for safety purposes. For After re-assembling the product, always perform an isolation continued protection, no changes should be made to the original check on the exposed metal parts of the cabinet (antenna design unless authorized in writing by the manufacturer.

  • Page 4: Specific Service Instructions

    INCHES CHASSIS NO. MANUFACTURED SERIAL NO. VIDEO EQUIPMENT DISTINGUISH NAME 4C43 MAIN DIFFERENCE LIST The difference between Y models and Z models are in the PICTURE TUBE. Item AV-32F475/Y AV-32F475/Z AV-32F485/Y AV-32F485/Z PICTURE TUBE (ITC) A80AKS90X03 A80ERF082X17 A80AKS90X03 A80ERF082X17 ←...
  • Page 5 TECHNICAL INFORMATION 2.4.1 SYSTEM BLOCK DIAGRAM REMOCON REMOCON IC101 RECEIVER A F T 1 IC201 IF DET MAIN MI-COM / VIDEO PROCESS / IC702 S C L 1 DEF. PROCESS MEMORY S D A 1 SCL0 SDA0 S C L 0 S D A 0 S C L 0 S D A 0...

  • Page 6: Disassembly

    SECTION 3 DISASSEMBLY DISASSEMBLY PROCEDURE 3.1.1 REMOVING THE REAR COVER 3.1.7 CHECKING THE CHASSIS (1) Disconnect the power plug. To check the PW Board from back side. (2) Remove the 11 screws [A]. (1) Pull out the CHASSIS (refer to REMOVING THE CHASSIS). (3) Withdraw the REAR COVER backward.
  • Page 7 SPEAKER FRONT CABINET CRT SOCKET PWB SPEAKER HOLDER FRONT CONTROL PWB MAIN PWB CLAW LED & POWER SW PWB POWER CORD CLAW AV TERMINAL AV SELECTOR BOARD REAR COVER Fig.1 (No.YA057)1-7...
  • 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 MEMORY IC REPLACEMENT 3.2.2 SERVICE MODE SETTING ITEMS • This model uses the memory IC. SERVICE MENU • This memory IC stores data for proper operation of the video and drive circuits. SERVICE MENU • When replacing, be sure to use an IC containing this (initial val- V/C(S) DEF(D) ue) data.
  • 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 INPUT CHANNEL CH-02 CHANNEL CH-02 VOLUME VOLUME MUTING DISPLAY OFF TIMER THEATER PRO VIDEO STATUS DYNAMIC ASPECT A.H.S OFF [AV-32F485] SOUND HYPER SURROND OFF [AV-32F475]...
  • Page 11 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 12: Adjustment

    SECTION 4 ADJUSTMENT ADJUSTMENT PREPARATION MEASURING INSTRUMENT AND FIXTURES (1) There are 2 ways of adjusting this TV : One is with the • DC voltmeter (or digital voltmeter) REMOTE CONTROL UNIT and the other is the • Oscilloscope conventional method using adjustment parts and •...
  • Page 13 ADJUSTMENT LOCATIONS / WIRING FRONT LED & POWER SW FRONT FRONT CONTROL PWB POWER REMOCON POWER CN6007 CN6006 FRONT TO SPEAKER MAIN PWB CN007 DEG. F901 CN5006 AV SW CN004 MEMORY IC IC702 CN001 IC201 TUNER T111 V CENTER SW V CENTER SW S1401 DOWN...
  • Page 14 BASIC OPERATION OF SERVICE MODE SUB MENU 7.LOW LIGHT SERVICE MENU 1.V/C(S) 2.DEF(D) 3.SOUND(A) 4.OTHERS(F) 5.3L Y/C(LYC) 7.LOW LIGHT 8.HIGH LIGHT 9.VCO 11.I2C BUS 12.SYSTEM(SYS) SELECT BY EXIT BY EXIT OPERATE BY BRIGHT 1.V/C(S) 8.HIGH LIGHT 4 : 3 BRIGHT 2.DEF(D) 9.VCO 4 : 3...
  • Page 15 4.6.1 TOOL OF SERVICE MODE OPERATION Operate the SERVICE MODE with the REMOTE CONTROL UNIT. 4.6.2 SERVICE MODE ITEMS In general, basic setting (adjustments) items or verifications are performed in the SERVICE MODE. 1. V/C (S) This sets the setting values of the VIDEO circuit. 2.
  • Page 16 4.6.6 SERVICE MODE SETTING 1. V/C, 2. DEF 7. LOW LIGHT • Press [CH+] / [CH-] key The settings for LOW LIGHT is described in the WHITE For scrolling up/down the adjustment item. BALANCE page of ADJUSTMENT PROCEDURE. • Press [VOL+] / [VOL-] key NOTE: For scrolling up/down the data values.
  • Page 17 (2) Do not change the initial setting values of the setting items NOT LISTED IN ADJUSTMENT PROCEDURE. (3) --- : This mark described in each table shows "Cannot adjust it." 4.7.1 [1.V/C(S)] Initial setting value AV-32F475/Y AV-32F485/Y Setting Variable EXTERNAL...
  • Page 18 Initial setting value AV-32F475/Y AV-32F485/Y Setting Variable item range RF / EXTERNAL (S / COMPOSITE) EXTERNAL (COMPONENT) STANDARD THEATER STANDARD THEATER HIGH HIGH HIGH HIGH R CUT OFF 0 ~ 255 G CUT OFF 0 ~ 255 B CUT OFF...
  • Page 19 Setting Variable Initial setting value item range RGB MUTE 0 ~ 1 BLUE B 0 ~ 1 VIDEO SW 0 ~ 3 CMP ABCL 0 ~ 1 OSD ABL 0 ~ 1 OSD CONT 0 ~ 63 SUB CONT 0 ~ 15 ABL GAIN 0 ~ 3 ABL PNT...
  • Page 20 4.7.2 [2. DEF (D)] Initial setting value AV-32F475/Y AV-32F475/Z Setting Variable AV-32F485/Y AV-32F485/Z item range EXTERNAL EXTERNAL 16:9 16:9 V FREQ 0 ~ 3 AFC GAIN 0 ~ 3 H POSI 0 ~ 31 H POSI+- -128 ~ +127 V PHASE...
  • Page 21 0 ~ 1 SYS19 VOL MUTE 0 ~ 1 SYS20 VCHIP 0 ~ 1 SYS21 VCHIP CA 0 ~ 1 SYS22 CCD 0 ~ 1 SYS23 HYPSCAN 0 ~ 1 SYS24 JVC LOGO 0 ~ 1 SYS25 PANORAMA 0 ~ 1 (No.YA057)1-21...
  • Page 22 ADJUSTMENT PROCEDURE 4.8.1 CHECK ITEM Measuring Item Test point Adjustment part Description instrument B1 POWER DC voltmeter S1 Connector (1) Receive the black-and-white signal. (color off) SUPPLY check 1-pin : TP-E (2) Connect the DC voltmeter to the TP-E and TP- 5-pin : TP-91 91(B1) of S1 connector.
  • Page 23 < D13 > (V LIN) and < D11 > (VS CORR). Picture Screen size size (100%) (92%) Initial setting value Setting item AV-32F475/Z AV-32F475/Y AV-32F485/Z AV-32F485/Y D05: V PHASE D07: V SIZE V. SIZE / Signal [2.DEF (D)] • V. SIZE / V. POSITION (4:3) adjustment should be V. POSITION generator D08: V.
  • Page 24 Measuring Item Test point Adjustment part Description instrument H. SIZE / Signal [2.DEF (D)] • V. SIZE / V. POSITION adjustment should be finished. H. POSITION / generator D03: H POSI (1) Receive a cross-hatch signal. SIDE PIN D15: H SIZE (2) Select 2.DEF(D) from the SERVICE MODE.
  • Page 25 4.8.5 VIDEO CIRCUIT Measuring Item Test point Adjustment part Description instrument WHITE Signal [1.V/C (S)] (1) Receive the black and white signal ( color off ). BALANCE generator S01: BRIGHT (2) Select the 1.V/C (S) from the SERVICE MODE. (LOW LIGHT) S11: R CUTOFF (3) Confirm the initial setting value of <...
  • Page 26 Measuring Item Test point Adjustment part Description instrument WHITE Signal [1.V/C (S)] (1) Receive the black-and-white signal (color off). BALANCE generator S14: R DRIVE (2) Select the 1.V/C (S) from the SERVICE MODE. (HIGH LIGHT) S15: B DRIVE (3) Set the initial setting value of < S14 > (R DRIVE) and Remote <...
  • Page 27 4.8.6 MTS CIRCUIT Measuring Item Test point Adjustment part Description instrument MTS INPUT Remote [3.SOUND (A)] (1) Receive the any broadcast. LEVEL control unit A01: IN LEVEL (2) Select the 3.SOUND (A) from the SERVICE MODE. (3) Select the < A01 > (IN LEVEL). (4) Set the intal setting value of the <...

  • Page 28: Trouble Shooting

    SECTION 5 TROUBLE SHOOTING This service manual does not describe TROUBLESHOOTING. 1-28 (No.YA057)
  • Page 29 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 30 EXPLODED VIEW -1 ..............................3-3 EXPLODED VIEW PARTS LIST -2 ..........................3-4 EXPLODED VIEW -2 ..............................3-5 PRINTED WIRING BOARD PARTS LIST [AV-32F475/Y] MAIN P.W. BOARD ASS'Y (SGJ-1553A-M2) ....................3-6 CRT SOCKET P.W. BOARD ASS'Y (SGJ-3515A-M2) ..................3-9 AV SELECTOR P.W. BOARD ASS'Y (SGJ-5506A-M2) ..................3-9 FRONT CONTROL P.W.

  • Page 31: Using P.w. Board & Remote Control Unit

    USING P.W. BOARD & REMOTE CONTROL UNIT P.W.B ASS'Y AV-32F475/Y AV-32F475/Z AV-32F485/Y AV-32F485/Z MAIN P.W.B SGJ-1553A-M2 SGJ-1554A-M2 SGJ-1558A-M2 SGJ-1559A-M2 CRT SOCKET P.W.B SGJ-3515A-M2 SGJ-3514A-M2 SGJ-3515A-M2 SGJ-3514A-M2 ← ← ← AV SELECTOR P.W.B SGJ-5506A-M2 ← ← ← FRONT CONTROL P.W.B SGJ-6506A-M2 ←...

  • Page 32: Exploded View Parts List -2

    EXPLODED VIEW PARTS LIST -2  Ref.No. Part No. Part Name Description Local  V01 A80AKS90X03 Inc.DEF YOKE/PC MAGNET/WEDGE AV-32F475/Y,AV-32F485/Y  V01 A80ERF082X17 Inc.DEF YOKE/PC MAGNET/WEDGE AV-32F475/Z,AV-32F485/Z  L01 QQW0107-001 DEG COIL  T502 QQH0154-001 FB TRANSF A48457-4-S SPRING WJY0016-002A...

  • Page 33: Exploded View -2

    EXPLODED VIEW -2 T502 (No.YA057)3-5...

  • Page 34: Printed Wiring Board Parts List [Av-32F475/Y]

    PRINTED WIRING BOARD PARTS LIST [AV-32F475 MAIN P.W. BOARD ASS'Y (SGJ-1553A-M2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D920 1SS133-T2 DIODE D931 RU4AM-LFT2 SI DIODE IC101 M52342FP-X D933 RU3YX-LFC4 SI DIODE IC201 TM8812CSDNG5DB9 IC(MCU) D935...
  • Page 35 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C515 QFZ0197-474 MPP CAPACITOR 0.47uF 250V J C999 QCZ9074-103 C CAPACITOR 0.01uF AC250V M C516 QCB32HK-561Z C CAPACITOR 560pF 500V K C521 QETN2EM-106Z E CAPACITOR 10uF 250V M R003 NRSA63J-101X...
  • Page 36 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R502 NRSA63J-271X MG RESISTOR 270Ω 1/16W J R918 QRE121J-222Y C RESISTOR 2.2kΩ 1/2W J R503 QRE121J-103Y C RESISTOR 10kΩ 1/2W J R919 QRE121J-684Y C RESISTOR 680kΩ...

  • Page 37: Crt Socket P.w. Board Ass'y (Sgj-3515A-M2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local S421 QSL4A13-C02 LEVER SWITCH V.CENTER R3313 QRL029J-223 OMF RESISTOR 22kΩ 2W J SF101 QAX0723-001 SAW FILTER R3314 QRL029J-223 OMF RESISTOR 22kΩ 2W J TH901 QAD0132-3R0 W-PIC 3Ω...

  • Page 38: Front Control P.w. Board Ass'y (Sgj-6506A-M2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C5020 NCB31HK-472X C CAPACITOR 4700pF 50V K R5241 NRSA63J-821X MG RESISTOR 820Ω 1/16W J C5021 QENC1HM-475Z BP E CAPACITOR 4.7uF 50V M R5242 NRSA63J-101X MG RESISTOR 100Ω...

  • Page 39: Led & Power Sw P.w. Board Ass'y (Sgj-7506A-M2)

    Ref No. Part No. Part Name Description Local R6401 NRSA63J-750X MG RESISTOR 75Ω 1/16W J R6402 NRSA63J-224X MG RESISTOR 220kΩ 1/16W J R6403 NRSA63J-224X MG RESISTOR 220kΩ 1/16W J R6702 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R6703 NRSA63J-102X MG RESISTOR 1kΩ...

  • Page 40: Printed Wiring Board Parts List [Av-32F475/Z]

    PRINTED WIRING BOARD PARTS LIST [AV-32F475 MAIN P.W. BOARD ASS'Y (SGJ-1554A-M2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D920 1SS133-T2 DIODE D931 RU4AM-LFT2 SI DIODE IC101 M52342FP-X D933 RU3YX-LFC4 SI DIODE IC201 TM8812CSDNG5DB9 IC(MCU) D935...
  • Page 41 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C515 QFZ0197-304 MPP CAPACITOR 0.3uF 250V J C999 QCZ9074-103 C CAPACITOR 0.01uF AC250V M C516 QCB32HK-561Z C CAPACITOR 560pF 500V K C521 QETN2EM-106Z E CAPACITOR 10uF 250V M R003 NRSA63J-101X...
  • Page 42 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R502 NRSA63J-271X MG RESISTOR 270Ω 1/16W J R918 QRE121J-222Y C RESISTOR 2.2kΩ 1/2W J R503 QRE121J-103Y C RESISTOR 10kΩ 1/2W J R919 QRE121J-684Y C RESISTOR 680kΩ...

  • Page 43: Crt Socket P.w. Board Ass'y (Sgj-3514A-M2)

    Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local S421 QSL4A13-C02 LEVER SWITCH V.CENTER R3309 NRSA63J-470X MG RESISTOR 47Ω 1/16W J SF101 QAX0723-001 SAW FILTER R3310 QRL029J-183 OMF RESISTOR 18kΩ 2W J TH901 QAD0132-3R0 W-PIC 3Ω...

  • Page 44: Main P.w. Board Ass'y (Sgj-1558A-M2)

    PRINTED WIRING BOARD PARTS LIST [AV-32F485 MAIN P.W. BOARD ASS'Y (SGJ-1558A-M2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D915 SARS01-T2 SI DIODE D917 MTZJ30A-T2 Z DIODE IC101 M52342FP-X D918 MTZJ5.1C-T2 Z DIODE IC201 TM8812CSDNG5DB9 IC(MCU) D920...
  • Page 45 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C510 QFZ0200-422 MPP CAPACITOR 4200pF 1.5kV H C937 QCZ0340-102 C CAPACITOR 1000pF 2kV K QFZ0198-133 MPP CAPACITOR 0.013uF 1.5kV H C938 QETN1EM-477Z E CAPACITOR 470uF 25V M C513 C514...
  • Page 46 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R424 NRSA63J-393X MG RESISTOR 39kΩ 1/16W J R764 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R426 NRSA63J-183X MG RESISTOR 18kΩ 1/16W J R765 NRSA63J-221X MG RESISTOR 220Ω...

  • Page 47: Crt Socket P.w. Board Ass'y (Sgj-3515A-M2)

    Ref No. Part No. Part Name Description Local HS005 CM42862-00G-H HEAT SINK ASSY HS007 CEHT11B-002QS HEAT SINK J601 QNN0349-002 PIN JACK COMP IN K101 QQR0582-001Z FERRITE BEADS K401 QQR0621-002Z FERRITE BEADS K912 QQR0582-001Z FERRITE BEADS K916 QQR0582-001Z FERRITE BEADS K917 QQR0582-001Z FERRITE BEADS K918...

  • Page 48: Main P.w. Board Ass'y (Sgj-1559A-M2)

    PRINTED WIRING BOARD PARTS LIST [AV-32F485 MAIN P.W. BOARD ASS'Y (SGJ-1559A-M2) Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local D915 SARS01-T2 SI DIODE D917 MTZJ30A-T2 Z DIODE IC101 M52342FP-X D918 MTZJ5.1C-T2 Z DIODE IC201 TM8812CSDNG5DB9 IC(MCU) D920...
  • Page 49 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local C510 QFZ0200-422 MPP CAPACITOR 4200pF 1.5kV H C937 QCZ0340-102 C CAPACITOR 1000pF 2kV K QFZ0200-822 MPP CAPACITOR 8200pF 1.5kV H C938 QETN1EM-477Z E CAPACITOR 470uF 25V M C513 C514...
  • Page 50 Ref No. Part No. Part Name Description Local Ref No. Part No. Part Name Description Local R424 NRSA63J-393X MG RESISTOR 39kΩ 1/16W J R764 NRSA63J-221X MG RESISTOR 220Ω 1/16W J R426 NRSA63J-183X MG RESISTOR 18kΩ 1/16W J R765 NRSA63J-221X MG RESISTOR 220Ω...

  • Page 51: Crt Socket P.w. Board Ass'y (Sgj-3514A-M2)

    Ref No. Part No. Part Name Description Local J601 QNN0349-002 PIN JACK COMP IN K101 QQR0582-001Z FERRITE BEADS K401 QQR0621-002Z FERRITE BEADS K912 QQR0582-001Z FERRITE BEADS K916 QQR0582-001Z FERRITE BEADS K917 QQR0582-001Z FERRITE BEADS K918 QQR0582-001Z FERRITE BEADS K920 QQR1139-001 FERRITE BEADS K931 QQR0582-001Z...

  • Page 52: Packing

    PACKING PACKING PARTS LIST  Ref.No. Part No. Part Name Description Local LC10181-033B-A PACKING CASE CM36616-001-A CORNER LABEL 2pcs in 1set LC11560-002E-A CUSHION ASSY 4pcs in 1set CP30055-A02-A TOP COVER CP30056-A04-A POLY BAG QPA02503505 POLY BAG 25cm x 35cm RM-C1258G-1H REMOCON LCT1562-001A-A INST BOOK...
  • Page 53 AV-32F475 AV-32F475 AV-32F485 AV-32F485 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 54 FRONT CONTROL PWB PATTERN ......................2-18 LED & POWER SW PWB PATTERN ......................2-18 CHANNEL CHART (US) ................2-19 CHANNEL CHART (CA) ................2-20 USING P.W. BOARD PWB ASS'Y nam e AV-32F475/Y AV-32F475/Z AV-32F485/Y AV-32F485/Z MAIN P.W. BOARD SGJ-1553A-M2 SGJ-1554A-M2...

  • Page 55: Block Diagram

    BLOCK DIAGRAM INPUT 3 FRONT CONTROL IC5501 AV SW INPUT 1 L3/R3 IC5001 L1/R1 L2/R2 INPUT 2 AUDIO OUT L/R AUDIO MTS DECODE TU001 IC101 R/G/B TUNER IF DET CUTOFF/ DRIVE Y/V2 INPUT 2 CHROMA PROCESS COMPONENT Y, R-Y, B-Y VIDEO Y PROCESS BASE BAND...
  • Page 56 AV SW PWB IC5201 CRT SOCKET PWB 3L DIGITAL COMB FILTER Q3304 MTS DECODE/AUDIO CONTROL R/G/B Q3306 RGB OUT VOLUME TONE SURROUND CONTROL CONTROL Q3103 Q3107 Q3109 VM AMP VM COIL MAIN CPU/CLOSED CAPTION DECODE/ IC201 VIDEO PROCESS/RGB PROCESS/ SYNC. SEP/DEF PROCESS GENERAT L / R MICOM...

  • Page 57: Circuit Diagrams

    CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM (1/2) SHEET1 Y641 Y642 C649 C648 C604 10/50 IC641 SURROUND J601 QNN0349-002 Y601 OPEN C601 Y/V2 D601 LC601 R601 QQR1459-001 C641 C642 C645 C646 C643 R237 INPUT 2 3.9K Y602 COMPONENT-VIDEO C223 R231 OPEN 1.8K Q233 Y603...
  • Page 58 Q353 MTZJ5.6B-T2 ASP_ABL CN007 QGA2501C5-06Z CN00C R358 R356 QGA2501F5-06 FRONT CONTROL R353 OPEN CN004 QGA2501CS-07Z MAIN PWB ASS'Y (1/2) CRT SOCKET PWB 201-39 IC201-40 IC201-41 SGJ-1553A-M2: AV-32F475/Y SGJ-1554A-M2: AV-32F475/Z SGJ-1558A-M2: AV-32F485/Y 3 Vp-p 2.5 Vp-p 2.5 Vp-p SGJ-1559A-M2: AV-32F485/Z No.YA057...

  • Page 59: Main Pwb Circuit Diagram

    MAIN PWB CIRCUIT DIAGRAM (2/2) SHEET 2 CN0PW QMPD390-200-JS CN0E3 R998 2.7M CE41507-001P QRZ9041-275 F901 QMF51N1-5R0-J8 R999 C997 QRE121J-121Y QCZ9052-102 VA901 ERZV10V621CS Y263 OPEN C901 QFZ9072-104 C403 OPEN Y494 OPEN T951 QQT0355-001 LF901 QQR1159-001 D957 D954 1N4002G-T2 1N4002G-T2 STB_VCC C951 R940 470/25 D955...
  • Page 60 R973 3.3K NRVA02D-332X C971 100/16 Q971 2SA1208/ST/Z1-T D972 MTZJ15C-T2 C972 R978 D973 47/25 MAIN PWB ASS'Y (2/2) SGJ-1553A-M2: AV-32F475/Y Q543-C T502-2 T502-4 T502-6 T502-7 T502-8 SGJ-1554A-M2: AV-32F475/Z SGJ-1558A-M2: AV-32F485/Y SGJ-1559A-M2: AV-32F485/Z 16 Vp-p 95 Vp-p 30 Vp-p 260 Vp-p 17 Vp-p 80 Vp-p No.YA057...

  • Page 61: Av Selector Pwb Circuit Diagram

    AV SELECTOR PWB CIRCUIT DIAGRAM SHEET 3 R5524 Q5501 R5526 R5558 IC5501 C5508 TA1218AN LC5501 R5519 OPEN 10/50 C5509 R5517 R5559 R5520 R5560 LC5502 R5521 OPEN J5501 QNZ0454-001 R5501 R5561 D5501 C5544 R5522 C5501 R5502 OPEN 220K 2.2/50 D5502 C5503 C5545 10/50 R5503...
  • Page 62 MODE MODE DC ( V ) DC ( V ) PIN NO. PIN NO. IC 5001 L5201 L5251 IC 5201 C5204 R5210 C5203 47/25 EF5201 OPEN C5209 C5205 OPEN 47/25 3 LINE COMB FILTER C5251 C5252 47/25 C5208 C5206 R5259 C5254 IC5201 OPEN...

  • Page 63: Crt Socket Pwb Circuit Diagram

    CRT SOCKET PWB CIRCUIT DIAGRAM SHEET 4 L3304 QQL244K-470Z R3326 R3325 QRZ0107-102Z QRZ0107-102Z QRZ0 R3310 R3313 R3311 R3314 R3312 R3315 QRL029J-183 QRL029J-223 QRL029J-183 QRL029J-223 QRL029J-183 QRL029J-223 L330 open R3301 Q3304 Q3305 Q3306 2SC4544-LB 2SC4544-LB 2SC4544-LB C3331 C3332 C3333 180p 180p 180p R3331 R3332...
  • Page 64 2SA2005/DE/ R3126 CN300V QGA2501C5-03Z R3132 K3104 QQR1114-001Z QRL029J-391 R3127 K3105 QQR1114-001Z C3121 Q3108 150p 2SC5511/DE/ QCS32HJ-151Z D3106 R3129 R3128 RH1S-T3 1.2K R3146 C3119 R3130 100/10 C3120 CRT SOCKET PWB ASS'Y R3131 330/10 SGJ-3515A-M2: AV-32F475/Y, AV-32F485/Y SGJ-3514A-M2: AV-32F475/Z, AV-32F485/Z No.YA057 2-12...

  • Page 65: Front Control Pwb Circuit Diagram

    FRONT CONTROL PWB CIRCUIT DIAGRAM SHEET 5 Y6401 OPEN CN6006 C6401 J6401 R6401 QJB003-054610 10/50 LC6401 QNN0281-003 QQR1459-001 Y6001 K6401 Y6402 OPEN OPEN Y6403 OPEN C6402 J6402 QNN0281-002 2.2/50 R6402 220K LC6402 QQR1459-001 INPUT 3 AV SELECTOR Y6404 OPEN Y6405 OPEN C6403 J6403...

  • Page 66: Led & Power Sw Pwb Circuit Diagram

    LED & POWER SW PWB CIRCUIT DIAGRAM SHEET 5 MODE DC ( V ) PIN NO. IC7701 IC7701 GP1UM281QK Q7702 Q7702 UN2112-X C7701 47/25 S7701 R7709 QSW0847-001 R7708 1.5K CN700B QGA2501C5-05Z R7711 R7710 D7701 LG22440 LED_P FRONT CONTROL STB5V REMOCON LED &...

  • Page 67: Pattern Diagrams

    PATTERN DIAGRAMS MAIN PWB PATTERN LC603 Y605 Y606 R135 R006 R562 Q131 C562 R005 C001 W207 R168 R165 J601 W264 W260 R134 W410 R003 R506 W255 W258 R167 R541 R163 R004 LC602 LC601 C004 R602 T111 C164 C002 D601 R116 W473 C119 R595...
  • Page 68 D531 D521 S421 R554 R535 W497 CN005 C522 W496 R537 D708 W495 Y263 R528 C521 D706 D707 R527 FR525 R422 C525 D525 W306 W307 R424 IC421 R557 L521 D529 W308 T502 R526 D523 C430 R455 Q432 HS003 D526 R454 R433 W250 R555 C528...

  • Page 69: Av Selector Pwb Pattern

    AV SELECTOR PWB PATTERN Q5262 Q5263 R5262 L5243 Q5261 L5201 C5237 W5219 R5517 C5203 C5238 R5243 C5503 LC5502 R5242 C5231 R5263 W5213 C5214 W5608 R5261 C5204 Q5251 R5560 L5251 Q5252 R5254 C5252 R5253 IC5201 R5212 L5244 R5507 L5245 C5242 W5430 R5241 C5247 R5255...

  • Page 70: Front Control Pwb Pattern

    FRONT CONTROL PWB PATTERN LED & POWER SW PWB PATTERN R6703 R6704 R6705 CL6001 R6706 FRONT FRONT R6925 R6926 Y6406 C6403 Y6405 Y6001 LC6402 C6402 R6401 LC6401 No.YA057 2-18...

  • Page 71: Channel Chart (Us)

    CHANNEL CHART (US) MODE CHANNEL MODE CHANNEL TUNER TUNER BAND BAND BAND BAND CATV REAL DISP. CATV REAL DISP. W+35 W+36 W+37 W+38 W+39 W+40 W+41 W+42 W+43 W+44 W+45 W+46 W+47 W+48 W+49 W+50 W+51 W+52 W+53 W+54 W+55 W+56 W+57 W+58...

  • Page 72: Channel Chart (Ca)

    CHANNEL CHART (CA) MODE CHANNEL MODE CHANNEL TUNER TUNER BAND BAND BAND BAND CATV REAL DISP. CATV REAL DISP. W+35 W+36 W+37 W+38 W+39 W+40 W+41 W+42 W+43 W+44 W+45 W+46 W+47 W+48 W+49 W+50 W+51 W+52 W+53 W+54 W+55 W+56 W+57 W+58...

This manual is also suitable for:

Av-32f475/zAv-32f485/yAv-32f485/z

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