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Philips 29PT5445/85 Service Manual
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Philips 29PT5445/85 Service Manual

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Color Television
©
Copyright 2006 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 WS 0665 BG CD Customer Service
Contents
Waveforms
Mono Carrier: DVD Power Supply (Optional)(A9)25
Printed in the Netherlands
Page
2
4
7
8
13
14
Diagram PWB
(A1) 16
26-31
(A2) 17
26-31
(A3) 18
26-31
(A4) 19
26-31
(A5) 20
26-31
(A6) 21
26-31
(A7) 22
26-31
(A8) 23
26-31
26-31
26-31
33
35
36
37
44
47
49
50
55
Subject to modification
Chassis
L03.1U
AA
CL 36532044_000.eps
020603
EN 3122 785 13933

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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 WS 0665 BG CD Customer Service...

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

    EN 2 L03.1U AA Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Index of this chapter: 1.2.2 Rear Connections 1.1 Technical Specifications 1.2 Connections 1.3 Chassis Overview Technical Specifications 1.1.1 Reception Tuning system : PLL Color systems : NTSC M Sound systems...
  • Page 3 Technical Specifications, Connections, and Chassis Overview L03.1U AA EN 3 Chassis Overview TOP CONTROL PANEL CRT PANEL POWER SUPPLY LINE DEFLECTION TUNER IF VIDEO PROCESSING MAIN CHASSIS AUDIO PROCESSING (STEREO +SAP) PANEL AUDIO AMP + MONO SOUND PROC. FRONT I/O + FRONT CONTROL + HEADPHONE REAR I/O CINCH DVD POWER SUPPLY...

  • Page 4: Safety Instructions, Warnings, And Notes

    EN 4 L03.1U AA Safety Instructions, Warnings, and Notes 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 chassis.
  • Page 5 2.4.4 Lead-free Solder indication on these semiconductors. • Manufactured under license from Dolby Laboratories. Philips CE is producing lead-free sets (PBF) from 1.1.2005 “Dolby”, “Pro Logic” and the “double-D symbol”, are onwards. trademarks of Dolby Laboratories. Identification: The bottom line of a type plate gives a 14-digit 2.4.2...
  • Page 6 2.4.5 Alternative BOM identification In September 2003, Philips CE introduced a change in the way the serial number (or production number, see Figure 2-2) is composed. From this date on, the third digit in the serial number (example: AG2B0335000001) indicates the number of the alternative BOM (Bill of Materials used for producing the specific model of TV set).

  • Page 7: Directions For Use

    Directions for Use L03.1U AA EN 7 3. Directions for Use You can download this information from the following websites: http://www.philips.com/support http://www.p4c.philips.com...

  • Page 8: Mechanical Instructions

    EN 8 L03.1U AA Mechanical Instructions 4. Mechanical Instructions Index of this chapter: Rear Cover Mounting 4.1 Rear Cover Removal 4.2 Service Position Main Panel Before you mount the rear cover, perform the following checks: 4.3 Rear Cover Mounting 1. Check whether the mains cord is mounted correctly in its guiding brackets.

  • Page 9: Service Modes, Error Codes, And Fault Finding

    Service Modes, Error Codes, and Fault Finding L03.1U AA EN 9 5. Service Modes, Error Codes, and Fault Finding Index of this chapter: 5.2.1 Service Default Alignment Mode (SDAM) 5.1 Test Points 5.2 Service Modes Purpose 5.3 Problems and Solving Tips •...
  • Page 10 Picture Problems Introduction Note: Below described problems are all related to the TV ComPair (Computer Aided Repair) is a service tool for Philips settings. The procedures to change the value (or status) of the Consumer Electronics products. ComPair is a further different settings are described.

  • Page 11: The Blinking Led Procedure

    Service Modes, Error Codes, and Fault Finding L03.1U AA EN 11 3. ComPair speeds up the repair time since it can • ComPair Quick Start Guide: ST4190. automatically communicate with the chassis (when the • ComPair interface extension cable: 3139 131 03791. microprocessor is working) and all repair information is •...
  • Page 12 EN 12 L03.1U AA Service Modes, Error Codes, and Fault Finding • Set turns on, but without picture and sound. The screen shows snow, but OSD and other menus are okay. Blinking LED procedure indicates error 11, so problem is expected in the tuner (pos.

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

    Block Diagrams, Test Point Overviews, and Waveforms L03.1U AA EN 13 6. Block Diagrams, Test Point Overviews, and Waveforms Block Diagram FRONT I/O REAR I/O AUDIO PROCESSING (STEREO + SAP) AUDIO AMPLIFIER FRONT CONTROL CONTROL +3.3V (FOR STEREO SETS ONLY) 1184 1121 MONO...

  • Page 14: I2C And Supply Voltage Overview

    Block Diagrams, Test Point Overviews, and Waveforms L03.1U AA EN 14 C and Supply Voltage Overview FOCUS DVD POWER SUPPLY (optional) 7571 L4978 1572 F567 DVD_SUPPLY +8V-DVD 5571 5572 5574 1300 +8V-DVD TO MPEG CONTROL 6571 CARD 160 V 5573 (optional) FILAMENT 7570...

  • Page 15: Testpoint Overview Mono Carrier And Crt Panel

    Block Diagrams, Test Point Overviews, and Waveforms L03.1U AA EN 15 Testpoint Overview Mono Carrier and CRT Panel CRT TRACK SIDE VIEW MONO CARRIER TRACK SIDE VIEW 1003 F492 F642 Compair conn. F643 6491 3643 3642 F494 7641 7493 7496 F003 Tuner 7200...

  • Page 16: Circuit Diagrams And Pwb Layouts

    Circuit Diagrams and PWB Layouts L03.1U AA EN 16 7. Circuit Diagrams and PWB Layouts Mono Carrier: Power Supply 0211 B1 5562 C8 0212 B1 5563 C10 POWER SUPPLY Region NAFTA 0213 C4 5570 C7 Size 14RF 20RF 0231 B2 5XXX G5 1500 B2 6500 B5...

  • Page 17: Mono Carrier: Deflection (A2)

    Circuit Diagrams and PWB Layouts L03.1U AA EN 17 Mono Carrier: Deflection 0221 C4 6463 E6 0222 G6 6464 F4 1462 G7 6466 D7 1463 E8 7421 B3 DEFLECTION 2405 E4 7422 C3 2406 D5 7423 C3 2407 D4 7440 C9 2408 D5 7461 G2 2420 B2...

  • Page 18: Mono Carrier: Tuner If (A3)

    Circuit Diagrams and PWB Layouts L03.1U AA EN 18 Mono Carrier: Tuner IF 0283 E8 TUNER IF 0285 D8 1000 C4 1001 C6 1003 C2 2001 C2 2002 C3 2003 D3 2004 D4 2005 C5 2006 C2 2007 C6 3001 C2 3002 C2 3003 D3 3004 D3...

  • Page 19: Mono Carrier: Video Processing (A4)

    Circuit Diagrams and PWB Layouts L03.1U AA EN 19 Mono Carrier: Video Processing 0217 C10 3605 B5 0240 F1 3606 A5 VIDEO PROCESSING 1201 B1 3607 B5 1202 D1 3608 B6 +3V3 1203 E9 3609 B7 F491 1621 B4 3618 A4 1622 E9 3619 D7 3201...
  • Page 20 Circuit Diagrams and PWB Layouts L03.1U AA EN 20 Mono Carrier: Audio Processing 1821 A1 AUDIO PROCESSING (STEREO +) SAP 2821 A3 2822 B3 2823 D2 2824 D2 5821 2825 B4 2826 A4 2827 B4 2828 E2 2829 E2 2830 F6 2831 E2 1821 4848...
  • Page 21 Circuit Diagrams and PWB Layouts L03.1U AA EN 21 Mono Carrier: Audio Amplifier 0246 B10 AUDIO_AMPLIFIER + MONO_SOUND_PROCESSING 0251 F2 2901 A6 2903 B5 2904 B4 2905 B4 2906 C4 AmpOutR+ 2907 C4 Vaudio 2908 C2 AmpOutL+ 2909 D4 2947 C8 AmpOutL_Pos 2948 C9 3901...
  • Page 22 Circuit Diagrams and PWB Layouts L03.1U AA EN 22 Mono Carrier: Font I/O + Control + HP 0218-A C1 0218-B B1 FRONT IO + FRONT CONTROL + HEADPHONE 0218-C B1 0232 E4 0239 B6 0259 E9 0277-A B1 0277-B B1 1181 A2 FRONT CINCH 1184...

  • Page 23: Mono Carrier: Rear I/O Cinch (A8)

    Circuit Diagrams and PWB Layouts L03.1U AA EN 23 Mono Carrier: Rear I/O Cinch 0223-A A10 3151 C4 0223-B F1 3152 C4 REAR I/O CINCH 0223-C C1 3153 D4 +8VA 0223-D A1 3154 A4 SET WITH VIDEO OUT 0224 A6 3155 B4 6151 6152...

  • Page 24: Mono Carrier: Diversity Table For Rear I/O (A8)

    Circuit Diagrams and PWB Layouts L03.1U AA EN 24 Mono Carrier: Diversity Table for Rear I/O Diversity Table For Rear IO Cinch CN-R.11/10- CN-F.11-ST- CN-R.11/10- CN-R.11/10- CN-R.11/10- CN-F.11-MN- YUV-F.11-ST- F.11-MN-LA YUV-ST- LA/NA ITEM MN-LA L03S L03S LA/NA LA/NA L03S 470N 470N 470N 2101...
  • Page 25 Circuit Diagrams and PWB Layouts L03.1U AA EN 25 Mono Carrier: DVD Power Supply (Optional) 1571 B6 1572 A6 DVD POWER SUPPLY 2572 B2 2573 B2 2574 B2 2575 B2 1572 2576 C3 F566 2577 B3 2578 B4 5573 +12V_DVD 9570 2579 B4 2581 A6...

  • Page 26: Mono Carrier: Audio Processing (A5)

    Circuit Diagrams and PWB Layouts L03.1U AA EN 26 Layout Mono Carrier: (Top Side) 0211 A2 2505 B2 3505 A2 6522 B3 9402 B5 0212 B2 2507 A4 3506 B3 6540 B3 9407 B5 0213 B2 2515 B4 3507 B3 6541 B3 9410 D5 0217 D3...
  • Page 27 Circuit Diagrams and PWB Layouts L03.1U AA EN 27 Layout Mono Carrier (Overview Bottom Side) 2001 E1 2856 C2 3643 E3 7522 A3 2003 E1 2857 C2 3644 E3 7523 B3 2004 E1 2858 C2 3645 D3 7541 B4 2005 E1 2859 C2 3646 E2 7570 C4...
  • Page 28 Circuit Diagrams and PWB Layouts L03.1U AA EN 28 Layout Mono Carrier (Part 1 Bottom Side) Part 1 G_13933_011a.eps 050506...
  • Page 29 Circuit Diagrams and PWB Layouts L03.1U AA EN 29 Layout Mono Carrier (Part 2 Bottom Side) Part 2 G_13933_011b.eps 050506...
  • Page 30 Circuit Diagrams and PWB Layouts L03.1U AA EN 30 Layout Mono Carrier (Part 3 Bottom Side) Part 3 G_13933_011c.eps 050506...
  • Page 31 Circuit Diagrams and PWB Layouts L03.1U AA EN 31 Layout Mono Carrier (Part 4 Bottom Side) Part 4 G_13933_011d.eps 050506...

  • Page 32: Crt Panel

    Circuit Diagrams and PWB Layouts L03.1U AA EN 32 CRT Panel VG2 E9 CRT PANEL 0165 A6 160V 1300 B1 1301-1 A6 1302-A C6 160V 1303 A6 2300 B3 1303 2301 C3 2302 D4 BLUE 0165 2303 E2 171V 7313 Aquadag 2304 E1 BF422...

  • Page 33: Crt Panel (B1) 32

    Circuit Diagrams and PWB Layouts L03.1U AA EN 33 Layout CRT Panel (Top Side) Layout CRT Panel (Bottom Side) VG2 A2 1302 A1 3300 A2 3308 A2 3318 A1 7312 A2 7316 A2 9302 A2 9315 A2 2300 A1 3302 A1 3311 A1 4303 A1 4307 A1...
  • Page 34 Circuit Diagrams and PWB Layouts L03.1U AA EN 34 Side AV Panel 0250-A D5 SIDE AV 0250-B C5 0250-C B5 0252 C9 0253 E8 0254 E5 0255 E8 0278-A B5 0278-B C4 1810 B9 2171 C7 1810 2172 D7 2173 D6 VIDEO IN 2174 C7 2175 B8...

  • Page 35: Side Av Panel

    Circuit Diagrams and PWB Layouts L03.1U AA EN 35 Layout Side AV Panel (Top Side) Layout Side AV Panel (Bottom Side) 0250 B1 SG02 B1 0252 A1 SG03 B1 0253 C1 0254 B1 SG04 C1 0255 C1 SG06 C1 0278 B1 SG07 C1 1810 A1 2171 A1...

  • Page 36: Top Control Panel

    Circuit Diagrams and PWB Layouts L03.1U AA EN 36 Top Control Panel Layout Top Control Panel (Bottom Side) 3010 A1 3012 B2 3014 A1 3016 A2 1010 A1 1012 B3 1014 B2 3011 A2 3013 A3 3015 A3 3011 A1 3013 A1 3015 A2 1011 B3...

  • Page 37: Alignments

    Alignments L03.1U AA EN 37 8. Alignments Index of this chapter: 3. Press the MENU LEFT/RIGHT key to enter the WHITE 8.1 General Alignment Conditions TONE sub menu. 8.2 Hardware Alignments 4. In the WHITE TONE sub menu, press the MENU UP/ 8.3 Software Alignments and Settings DOWN keys to select NORMAL RED, NORMAL GREEN, or NORMAL BLUE.
  • Page 38 EN 38 L03.1U AA Alignments 3. Press the MENU LEFT or MENU RIGHT key to enter the OPTIONS sub menu. 4. In the OPTIONS sub menu, press the MENU UP/DOWN keys to select 'OP 1' through 'OP 7'. 5. Use the number keys on the remote control transmitter to max.
  • Page 39 FM radio feature is enabled LATAM & NAFTA: 0 applicable OBx7 PHILIPS_TUNER ALPS / MASCO compatible tuner is in Philips compatible tuner is in use LATAM & NAFTA: 0 OBx0 HUE Hue/Tint Level is disabled or not Hue/Tint Level is enabled LATAM &...
  • Page 40 EN 40 L03.1U AA Alignments Option Byte Option Bit Definition OBx0 PIP or CLOCK Feature is disabled or not applicable Feature is enabled LATAM & NAFTA: 0 OBx1 HM HM is disabled or not applicable HM is enabled LATAM & NAFTA: 0 for stereo sets, 1 for mono sets.
  • Page 41 Alignments L03.1U AA EN 41 – Reconnect the television set to AC power. 9. Place the color sensor of the meter in the middle of the – Turn the television set 'on' by using the 'POWER' screen. button on the remote control transmitter or the local 10.
  • Page 42 EN 42 L03.1U AA Alignments 4. Press the SMART PICTURE button on the remote control 6. Select VERTICAL SHIFT (VSH) and align for vertical transmitter repeatedly to choose PERSONAL or MOVIES centering of the picture on the screen. picture mode. 7.
  • Page 43 Alignments L03.1U AA EN 43 by the MENU button (do not allow the display to time out between entries while keying the sequence). 2. Use the MENU UP/DOWN keys to highlight the AUDIO sub menu. 3. Press the MENU LEFT/RIGHT keys to enter the AUDIO sub menu.

  • Page 44: Circuit Descriptions, List Of Abbreviations, And Ic Data Sheets

    EN 44 L03.1U AA Circuit Descriptions, List of Abbreviations, and IC Data Sheets 9. Circuit Descriptions, List of Abbreviations, and IC Data Sheets Index of this chapter: 9.1 Introduction 9.2 Source Selection Tuner + IF Video Processing 9.3 Audio 9.4 Video Front Control Rear I/O 9.5 Synchronization...
  • Page 45 Circuit Descriptions, List of Abbreviations, and IC Data Sheets L03.1U AA EN 45 The selected external audio source is then fed to the AN5829 The "Stereo AVL" function operates via the AGC control of IC AUX1 input (pins 2 and 3). The AV2 is fed directly to AN5829 AN5829S.
  • Page 46 EN 46 L03.1U AA Circuit Descriptions, List of Abbreviations, and IC Data Sheets The L03 range consists of TV sets spanning from 14 to 21 inch 9.8.2 User Interface using the same chassis architecture. For the chassis architecture, the CRTs used do not need East/West Correction. The chassis uses a remote control with RC5 protocol.

  • Page 47: Abbreviation List

    Circuit Descriptions, List of Abbreviations, and IC Data Sheets L03.1U AA EN 47 PW_ADJ Abbreviation List This signal is generated by the UOC through a PWM port. This PWM port is configured in Push Pull mode to generate a square 2 Carrier (or Channel) Stereo wave signal of 0 to 100% duty cycle with a default value of 50% Automatic Channel Installation:...
  • Page 48 EN 48 L03.1U AA Circuit Descriptions, List of Abbreviations, and IC Data Sheets Institutional TV LATAM Latin American countries like Brazil, Argentina, etc. Light Emitting Diode L/L' Monochrome TV system. Sound carrier distance is 6.5 MHz. L' is Band I, L is all bands except for Band I Large Screen or Loudspeaker Monochrome TV system.

  • Page 49: Ic Data Sheets

    Circuit Descriptions, List of Abbreviations, and IC Data Sheets L03.1U AA EN 49 9.10 IC Data Sheets This section shows the internal block diagrams and pin layouts of ICs that are drawn as "black boxes" in the electrical diagrams (with the exception of "memory" and "logic" ICs). 9.10.1 Diagram A5, AN5829S (IC7841) Block Diagram Vcc GND...

  • Page 50: Spare Parts List

    EN 50 L03.1U AA Spare Parts List 10. Spare Parts List Sets Used 0211 9965 000 34293 CONNECTOR VH3P2A 2102 9965 000 14011 22pF 5% 50V 0212 2422 025 16268 Connector 2p m 2103 4822 126 14241 330pF 0603 50V 0212 4822 265 20723 Connector 2p 2103...
  • Page 51 Spare Parts List L03.1U AA EN 51 2408 2022 333 00278 680nF 5% 250V 2497 5322 126 11578 1nF 10% 50V 0603 2831 5322 124 40641 10µF 20% 100V 2408 9965 000 24840 0.68µF 5% 250V 2497 9965 000 20356 1000pF 10% 50V 0603 2831 9965 000 32069 10µF 20% 100V 2420...
  • Page 52 EN 52 L03.1U AA Spare Parts List 3101 4822 051 30689 68Ω 5% 0.063W 0603 3210 9965 000 14049 100Ω 5% 0.16W 3455 9965 000 32045 2.2kΩ 1/10W 0603 3101 9965 000 27239 68Ω 5% 1/10W 0603 3231 4822 051 30561 560Ω 5% 0.062W 3459 4822 116 52245 150kΩ...
  • Page 53 Spare Parts List L03.1U AA EN 53 3520 4822 117 11817 1.2kΩ 1% 0.0625W 3686 9965 000 33088 390Ω 1% 1/10W 4853 9965 000 27224 0Ω 5% 1/10W 0603 3520 9965 000 27320 1.2kΩ 1/10W 0603 3687 2322 704 62202 2.2kΩ 1% 0603 4922 4822 051 30008 Jumper 0603 3522...
  • Page 54 EN 54 L03.1U AA Spare Parts List 6452 4822 130 11397 BAS316 7491 5322 130 60159 BC846B 6318 4822 130 10837 UDZS8.2B 6452 9340 255 30135 BAS216 7493 4822 209 16978 LF33CV 6318 9965 000 32235 BZX384-C8V2 6453 4822 130 34142 BZX79-B33 7494 4822 130 40981 BC337-25 6453...

  • Page 55: Revision List

    Revision List L03.1U AA EN 55 11. Revision List Manual xxxx xxx xxxx.0 • First release. Manual xxxx xxx xxxx.1 • information for 27V model added. Manual xxxx xxx xxxx.2 • Table of contents updated with links. • Some small text changes made. Manual xxxx xxx xxxx.3 •...
  • Page 56 EN 56 L03.1U AA Revision List...

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