Philips TC8.1L CA Service Manual
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Philips TC8.1L CA Service Manual

Philips TC8.1L CA Service Manual

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Color Television
©
Copyright 2007 Philips Consumer Electronics B.V. Eindhoven, The Netherlands.
All rights reserved. No part of this publication may be reproduced, stored in a
retrieval system or transmitted, in any form or by any means, electronic,
mechanical, photocopying, or otherwise without the prior permission of Philips.
Published by JY 0771 BU CD Customer Service
Contents
Waveforms
Printed in the Netherlands
Page
2
3
4
5
13
(A) 14
15-16
17
18
19
21
24
30
31
34
Subject to modification
Chassis
TC8.1L
CA
H_17630_000.eps
271107
EN 3122 785 17630

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  • Page 1: Table Of Contents

    All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Published by JY 0771 BU CD Customer Service...

  • Page 2: Technical Specifications, Connections, And Chassis Overview

    EN 2 TC8.1L CA Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Side and Rear Connections Index of this chapter: 1.1 Technical Specifications 1.2 Side and Rear Connections 1.3 Chassis Overview OPTIONAL Notes: • Figures can deviate due to the different set executions.

  • Page 3: Safety Instructions, Warnings, And Notes

    Safety Instructions, Warnings, and Notes TC8.1L CA EN 3 2. Safety Instructions, Warnings, and Notes Index of this chapter: 1. Perform the “general repair instruction” noted above. 2.1 Safety Instructions 2. Clean the power supply and deflection circuitry on the 2.2 Maintenance Instructions...

  • Page 4: Directions For Use

    Service version change code, digits 5 and 6 refer to the • Use only lead-free soldering tin Philips SAC305 with order production year, and digits 7 and 8 refer to production week (in code 0622 149 00106. If lead-free solder paste is required, example below it is 2006 week 17).

  • Page 5: Mechanical Instructions

    Mechanical Instructions TC8.1L CA EN 5 4. Mechanical Instructions Assy / Board Removal Index of this chapter: 4.1 Set Disassembly 4.2 Assy / Board Removal Sometimes, it can be necessary to swap a complete assy or 4.3 Service Positions Printed Wiring Board (PWB). How that can be done is 4.4 Set Re-assembly...
  • Page 6 EN 6 TC8.1L CA Mechanical Instructions 4.2.2 Mono Carrier Removal 1. First, disconnect the strain relief of the AC power cord [4]. 2. Disconnect all the necessary cables [5]. 3. To remove the Mono Carrier; release the clamps [6] and slide the whole panel backwards [7] (= away from the front).

  • Page 7: Service Modes, Error Codes, And Fault Finding

    Service Modes, Error Codes, and Fault Finding TC8.1L CA EN 7 5. Service Modes, Error Codes, and Fault Finding Index of this chapter: 5.1 Service Modes 5.2 Error Codes 5.3 Fault Finding Service Modes For an explanation of the Factory Mode, see chapter 8 “Alignments”.
  • Page 8 EN 8 TC8.1L CA Service Modes, Error Codes, and Fault Finding 5.3.2 No Picture, No Sound, No Raster, B+ OK No Picture, no sound, no raster, B+ OK Check Check Check Check 5V supply H out waveform waveform waveform pin 9 of IC 201...
  • Page 9 Service Modes, Error Codes, and Fault Finding TC8.1L CA EN 9 5.3.4 Picture OK, No Sound Picture OK, No sound Check Vcc Check +22v Pin 13 of IC601 Circuit Check Change the Check Vol Q624,Q625,Q093 is damaged Pin 3 & Mute Pin10 of IC601 OK?
  • Page 10 EN 10 TC8.1L CA Service Modes, Error Codes, and Fault Finding 5.3.6 One Horizontal Line One horizontal line Check Replace Deflection yoke Yoke coil Terminal OK? Check Check +24v supply R405 (Fuse) Pin 2 of IC 301 D402 Check Check...
  • Page 11 Service Modes, Error Codes, and Fault Finding TC8.1L CA EN 11 5.3.7 Some Waveforms: H_17130_021.eps 240407 H_17130_016.eps 240407 Figure 5-10 Q815 drain when stand-by Figure 5-7 FBP pin 12 of IC201 H_17130_022.eps 240407 H_17130_017.eps 240407 Figure 5-11 Q815 drain Figure 5-8 H_out pin 13 of IC201 H_17130_020.eps...
  • Page 12 EN 12 TC8.1L CA Service Modes, Error Codes, and Fault Finding Personal Notes: E_06532_012.eps 131004...

  • Page 13: Block Diagrams, Test Point Overview, And

    Block Diagrams, Test Point Overview, and Waveforms TC8.1L CA 6. Block Diagrams, Test Point Overview, and Waveforms Block Diagram Mono Carrier Q815 IC801 T803 110 - 240V~ D801—D804 TEA1506 Transformer Optical coupling Power Video Amp. R/G/B CRT Board R/G/B V. Amp.

  • Page 14: Circuit Diagrams And Pwb Layouts

    Circuit Diagrams and PWB Layouts TC8.1L CA 7. Circuit Diagrams and PWB Layouts Mono Carrier MONO CARRIER 40-TB59PH-MAE1XG H_17630_002.eps 201107...
  • Page 15 Circuit Diagrams and PWB Layouts TC8.1L CA Layout Mono Carrier (Top Side) H_17630_003.eps 201107 40-TB59PH-MAE1XG...
  • Page 16 Circuit Diagrams and PWB Layouts TC8.1L CA Layout Mono Carrier (Bottom Side) H_17630_004.eps 40-TB59PH-MAE1XG 221107...

  • Page 17: Crt Panel

    Circuit Diagrams and PWB Layouts TC8.1L CA CRT Panel Layout CRT Panel (Top Side) CRT PANEL 40-TB93PH-MAF1XG H_17630_006.eps 201107 H_17630_005.eps 40-TB93PH-MAF1XG 201107...

  • Page 18: Btsc Panel (Btsc)

    Circuit Diagrams and PWB Layouts TC8.1L CA BTSC Panel Layout BTSC Panel (Top Side) BTSC PANEL BTSC BTSC H_17630_009.eps 40-TB59PH-MPC1XG 201107 Layout BTSC Panel (Bottom Side) H_17630_005.eps 40-TB59PH-MPC1XG 201107 H_17630_010.eps 40-TB59PH-MPC1XG 201107...

  • Page 19: Side Av & I/O Panel

    Circuit Diagrams and PWB Layouts TC8.1L CA Side AV & I/O Panel Personal Notes: SIDE AV I/O PANEL H_17630_012.eps 40-TB93PH-SIC1XG 201107 Layout Side AV & I/O Panel (Top Side) E_06532_012.eps 131004 H_17630_012.eps 40-TB93PH-SIC1XG 201107...
  • Page 20 Circuit Diagrams and PWB Layouts TC8.1L CA Personal Notes: E_06532_013.eps 131004...

  • Page 21: Alignments

    • Turn down the volume to “0” by pressing “VOL-” button on 1. Apply the Philips standard test pattern to the RF input. the set (front panel), followed by “DISPLAY” button on the 2. Connect a DC voltmeter (range >200 V) to ground and remote control.
  • Page 22 EN 22 TC8.1L CA Alignments RF AGC Adjustment White Balance Adjustment 1. Connect a test circuit as depicted in figure “Test circuit”. 8.6.1 /44 Region sets 2. Apply a color bar signal (80 dBμV). 3. Adjust the AGC data until the output of the test circuit Normal color temperature adjustment.
  • Page 23 Alignments TC8.1L CA EN 23 EEPROM Data: Note: although all items are adjustable, we only recommend to adjust the items with an asterisk (*). The other items are adjustable as well, but we strongly discourage adjusting them. Table 8-2 EEPROM Data...

  • Page 24: Circuit Descriptions, Abbreviation List, And Ic Data Sheets

    EN 24 TC8.1L CA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: 9.1 General 9.2 Chassis Block Diagram 9.3 Brief IC Descriptions 9.4 Abbreviation List Notes: •...
  • Page 25 Circuit Descriptions, Abbreviation List, and IC Data Sheets TC8.1L CA EN 25 Brief IC Descriptions 9.3.1 IC201 (TMPA8891CXBNG) The TMPA8891 is an integrated circuit for a PAL/ NTSC/ SECAM TV. A microcontroller (MCU) and a TV signal processor are integrated in a 64-pin shrink DIP package.
  • Page 26 EN 26 TC8.1L CA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.3.2 TU101 (FSBP05P-3-E) 9.3.5 IC901 (HCF4053B) Intermediate frequency: This is an analogue switch. Its pinning diagram, pin description • Picture carrier: 38.90 MHz and truth table are as follows: •...
  • Page 27 Circuit Descriptions, Abbreviation List, and IC Data Sheets TC8.1L CA EN 27 9.3.6 IC301 (LA78040N-E) 9.3.7 Q402 (BU4508DZS) IC301 is a vertical deflection output IC. Q402 is a high speed switching, high voltage PNP power Its block diagram and pin connection are as follows: transistor with a built-in damper diode, designed for use in horizontal deflection circuits.
  • Page 28 EN 28 TC8.1L CA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.3.8 IC801 (TEA1506P) IC801 is a switched mode power supply control IC. Its block diagram and pinning are as follows: Block Diagram Pin Configuration H_17130_032.eps 240407 Figure 9-7 Block diagram of IC801 (TEA1506P)
  • Page 29 Circuit Descriptions, Abbreviation List, and IC Data Sheets TC8.1L CA EN 29 9.3.9 IC1001 (MSP3425) Pin No. Pin Name Type Short Description VREFTOP Reference voltage IF A/D The SIF signal is sent out from Pin31 of IC201. It passes converter through Q241, R241 and X241.

  • Page 30: Abbreviation List

    EN 30 TC8.1L CA Circuit Descriptions, Abbreviation List, and IC Data Sheets Abbreviation List carrier = 4.433619 MHz) and South America (color carrier PAL M = 3.575612 MHz and PAL N = 3.582056 1080i 1080 visible lines, interlaced MHz) 1080p...

  • Page 31: Spare Parts List

    Spare Parts List TC8.1L CA EN 31 10. Spare Parts List Sets Listed by Model Number (CTN) C1025 9965 000 14012 470pF 5% 50V 0603 C504 9965 000 44381 10nF 10% 500V C1031 9965 000 20344 10nF 50V +80-20% 0603...
  • Page 32 EN 32 TC8.1L CA Spare Parts List R021A 9965 100 03110 150Ω 5% 1/6W R440 9965 100 03147 2.2Ω 1/4W R022A 9965 000 13960 470Ω 5% 0.16W R441 9965 000 31773 150W 5% 0.16W R023A 9965 000 17864 820Ω 5% 0.16W R442 9965 000 17494 120Ω...
  • Page 33 Spare Parts List TC8.1L CA EN 33 IC001 9965 000 17857 M24C08 IC1001 9965 000 25711 MSP3425G IC201 9965 100 09392 TMPA8893CSCNG IC301 9965 000 33275 STV9302B IC402 9965 100 09389 CW7805CS IC601 9965 100 03004 TDA7496SA R=N IC801 9965 100 03179 TEA1506P R=N...

  • Page 34: Revision List

    EN 34 TC8.1L CA Revision List 11. Revision List Manual xxxx xxx xxxx.0 • First release.

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