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 0671 BG CD Customer Service...
Safety Instructions, Warnings, and Notes LC4.31E AA EN 5 2. Safety Instructions, Warnings, and Notes Notes Index of this chapter: 2.1 Safety Instructions 2.2 Warnings 2.3.1 General 2.3 Notes • Measure the voltages and waveforms with regard to the Safety Instructions chassis (= tuner) ground (H), or hot ground (I), depending on the tested area of circuitry.
Page 6
2.3.5 Alternative BOM identification Figure 2-1 Serial number example In September 2003, Philips CE introduced a change in the way the serial number (or production number, see Figure 2-1) is Regardless of the special lead-free logo (which is not always composed.
It is easy to do, and is a good service precaution. reactions that are best avoided. Before reaching into a 3. Directions for Use You can download this information from the following websites: http://www.philips.com/support http://www.p4c.philips.com...
EN 8 LC4.31E AA Mechanical Instructions 4. Mechanical Instructions Index of this chapter: Notes: 4.1 Cable Dressing • Figures below can deviate slightly from the actual situation, 4.2 Service Position due to the different set executions. 4.3 Assy/Panel Removal • Follow the disassembling instructions in described order.
Page 9
Mechanical Instructions LC4.31E AA EN 9 4.3.2 Side I/O Panel 4.3.4 Keyboard Control Panel G_16210_074.eps 190106 Figure 4-3 Side I/O panel 1. Disconnect the cable [1] from the panel. 2. Release the two fixation clamps [2] and lift the panel out of the bracket.
Page 10
EN 10 LC4.31E AA Mechanical Instructions 1. Very cautiously disconnect the LVDS cable [1] from the panel (see Figure “SSB connectors”). Notice that this cable is very fragile. 2. Disconnect the other cables [2] from the panel. 3. Remove the fixation screws [3] that secure the SSB (depending on model) and also the fixation screws [4] from the connector plate (see Figure “Connector screws”).
Page 11
Mechanical Instructions LC4.31E AA EN 11 4.3.8 Audio Amplifier Panel G_16210_080.eps 200106 Figure 4-11 Audio amplifier panel 1. Disconnect all cables [1] from the panel. 2. Remove the fixation screws [2] from the panel. 3. Remove the panel. 4.3.9 LCD Panel G_16210_083.eps 200106 Figure 4-14 SSB connectors for side I/O, side control panel, and...
Page 12
EN 12 LC4.31E AA Mechanical Instructions • 32PF5411/10 • 32PF5521D/10 • 32PF5521D/12 • 32PF7321/12 • 32PF7321D/37 • 32PF7411/10 • 32PF7421D/37 • 32PF7521D/10 • 32PF7521D/12 • 42HF7544D/27 • 42PF7421D/37 When a speaker of a set mentioned above is defective, you need to order the speaker foam as well (12NC: G_16210_085.eps 313912322551).
Service Modes, Error Codes, and Fault Finding LC4.31E AA EN 13 5. Service Modes, Error Codes, and Fault Finding Index of this chapter: How to Enter 5.1 Test Points To enter SDM, use one of the following methods: 5.2 Service Modes •...
Page 14
EN 14 LC4.31E AA Service Modes, Error Codes, and Fault Finding After entering SAM, the following screen is visible, with SAM in the upper right corner of the screen to indicate that the 00035 HSD21E1 1.00/S21LXN 1.00 television is in Service Alignment Mode. ERR 0 0 0 0 0 00035 HSD21E1 1.00/S21LXN 1.00...
Page 15
Service Modes, Error Codes, and Fault Finding LC4.31E AA EN 15 12. NVM Editor. Can be used to change the NVM data in the television set. See table “NVM data” further on. 1 00035 HSD21E1 1.00/S21LXN 1.00 CSM 13. SC NVM Editor. Can be used to edit Scaler NVM. 14.
Page 16
4. Press the MENU LEFT/RIGHT keys to enter the PICTURE Introduction sub menu. ComPair (Computer Aided Repair) is a service tool for Philips 5. Use the MENU UP/DOWN keys (if necessary) to select Consumer Electronics products. ComPair is a further BRIGHTNESS.
Service Modes, Error Codes, and Fault Finding LC4.31E AA EN 17 How to Connect How to Order This is described in the chassis fault finding database in • LVDS tool (incl. two LVDS cables: 31p and 20p): ComPair. 3122 785 90671. •...
Page 18
EN 18 LC4.31E AA Service Modes, Error Codes, and Fault Finding Table 5-1 Error code overview Example of error buffer: 12 9 6 0 0 After entering SDM, the following occurs: Error Error Description Check Item Diagram • 1 long blink of 5 seconds to start the sequence, No Error •...
Page 19
Service Modes, Error Codes, and Fault Finding LC4.31E AA EN 19 Table 5-3 NVM Default values (option bit settings through NVM Editor in SAM Mode) 26PF5321/10/12 32PF5321/10/12 37PF5321/10/12 Byte Nr. Feature/Mode Description 26PF7321/12 32PF7321/12 37PF7321/10/12 42PF5421/10 Byte 0 QSS (LSB) Mode of quasi split sound amplifier 174(dec) Connection of output of QSS amplifier...
Page 20
EN 20 LC4.31E AA Service Modes, Error Codes, and Fault Finding 26PF5321/10/12 32PF5321/10/12 37PF5321/10/12 Byte Nr. Feature/Mode Description 26PF7321/12 32PF7321/12 37PF7321/10/12 42PF5421/10 Byte 6 LTI status LTI last status 180(dec) Inc_Life_Time Inc_Life_Time PC_Mode PC_Mode HD_Mode HD_Mode Tact_Switch Tact_Switch Set_In_Special_Stby Set_In_Special_Stby Hotel_OSDDisplay Hotel_OSDDisplay Hotel_MonitorOut...
Page 21
Service Modes, Error Codes, and Fault Finding LC4.31E AA EN 21 input of the scaler) is only used for teletext. This means that no mixed mode (video plus teletext simultaneously) is possible. If there is sound and teletext, but no video and user menu (blank screen), the digital path (Hercules - ADC - Columbus - Scaler) is faulty.
Page 22
EN 22 LC4.31E AA Service Modes, Error Codes, and Fault Finding Personal Notes: E_06532_012.eps 131004...
Block Diagrams, Test Point Overviews, and Waveforms LC4.31E AA 6. Block Diagrams, Test Point Overviews, and Waveforms Wiring Diagram 26” & 32” WIRING 26”- 32” 8903 8903 INVERTER X220 POWER LVDS CONNECTION RIGHT LEFT SUPPLY TO DISPLAY SPEAKER SPEAKER INVERTER INVERTER 1003 1001...
Block Diagrams, Test Point Overviews, and Waveforms LC4.31E AA Supply Voltage Overview SUPPLY LINE OVERVIEW TOP CONNECTORS TUNER & IF DC-DC CONVERTER SDRAM SUPPLY PANEL 26”- 32” 7L02 3B01 (PSU) IN OUT 5152 5L01 1003 7738 5738 IN OUT 5153 FLASH / CONTROL 5L11 5L17...
Circuit Diagrams and PWB Layouts LC4.31E AA SSB: Diversity Tables B9-B20 B15AB B20 Pac-3 Item Nr. Desciption 1G03 242202518872 CON H 32P F 0.50 SM FPC 0.3 R Item Nr. Description 2G31 202055200005 CER2 0603 X5R 6V3 4U7 PM10 R 202055200027 CER2 0603 X5R 6V3 4U7 PM10 R 1J00...
Page 74
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Top Side Overview) 1152 E9 1G03 E6 1N03 B1 2213 C7 2234 B8 2250 B7 2269 B9 2291 D8 2710 A5 2763 B4 2B01 D1 2E20 E3 2G22 F3 2G43 F5 2J06 A1 2J21 A7...
Page 75
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Top Side Part 1) Part 1 G_16210_022a.eps 170106...
Page 76
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Top Side Part 2) Part 2 G_16210_022b.eps 170106...
Page 77
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Top Side Part 3) Part 3 G_16210_022c.eps 170106...
Page 78
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Top Side Part 4) Part 4 G_16210_022d.eps 170106...
Page 79
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Bottom Side Overview) 1151 F2 2204 A4 2609 A2 2730 B5 2810 D8 2913 C7 2937 D7 2B06 C9 2D12 E10 2D48 E9 2E14 E7 2F13 E9 2G55 F8 2K18 D1 2L37 C5 2L97 C4...
Page 80
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Bottom Side Part 1) Part 1 G_16210_023a.eps 170106...
Page 81
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Bottom Side Part 2) Part 2 G_16210_023b.eps 170106...
Page 82
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Bottom Side Part 3) Part 3 G_16210_023c.eps 170106...
Page 83
Circuit Diagrams and PWB Layouts LC4.31E AA Layout Small Signal Board (Bottom Side Part 4) Part 4 G_16210_023d.eps 170106...
Alignments LC4.31E AA EN 105 8. Alignments Index of this chapter: 8.1 General Alignment Conditions 8.2 Hardware Alignments 8.3 Software Alignments Note: Figures below can deviate slightly from the actual situation, due to the different set executions. General: The Service Default Mode (SDM) and Service Alignment Mode (SAM) are described in chapter 5.
Page 106
EN 106 LC4.31E AA Alignments 8.3.1 SAM Menu 00035 HSD21E1 1.00/S21LXN 1.00 ERR 0 0 0 0 0 OP 152 167 015 081 252 127 019 . OP1 . Delta Cool Red . OP2 . Delta Cool Green -1 . OP3 .
Page 107
Alignments LC4.31E AA EN 107 settings, see also the other NVM tables elsewhere in this 8.3.5 Panel Size Settings manual. The table below shows the NVM settings for panel selection, based on panel size and manufacturer. Use the SC NVM editor Caution: in the SAM menu to change the panel code at decimal address •...
Page 108
EN 108 LC4.31E AA Alignments 8.3.7 Options Options OP1...OP7 in the SAM menu can be used for quickly restoring 64 features or settings of the HERCULES part of the TV set to their original default factory values (8 groups of 8 features/settings each).
Page 109
Alignments LC4.31E AA EN 109 Table 8-4 Option codes in detail, at bit level Option byte & bit table for restoring the TV set to its original Factory Default settings via the NVM Editor in the SAM menu 26PF7321/12 26PF5321/10/12 37PF5321/10/12 Model number 32PF7321/12...
26, 32, 37 and 42 inch (in 16:9 ratio). It has three stylings, • 32PF5321/12 called ME5FL, ME6 and Entry. There are two different picture qualities available, depending on the model: Pixel Plus in the From week 613, the Hercules IC has been changed. The new xxPF7321/10 and /12 models, and Digital Crystal Clear in the IC also needs another version of the software.
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.31E AA EN 111 Abbreviation List CVBS Pb, Pr PIXEL PLUS HERCULES COLUMBUS SCALER PACIFIC 3 LVDS 0/6/12 SCART switch control signal on A/V board. 0 = loop through (AUX to TV), 6 = play 16:9 format, 12 = play 4:3 format CVBS...
Page 112
Short Circuit LATAM LATin AMerica SCART Syndicat des Constructeurs LC04 Philips chassis name for LCD TV 2004 d'Appareils Radiorécepteurs et project Téléviseurs; This is a 21-pin connector used in EU, that carries various audio, Liquid Crystal Display Light Emitting Diode; A semiconductor...
Page 113
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.31E AA EN 113 transmitted within the first 25 lines during the Vertical Blank Interval (VBI) Microprocessor Vertical Acquisition Variable Level out: processed audio output towards external amplifier Video Cassette Recorder Video Graphics Array; 640x480 (4:3) Watch Dog WYSIWYR What You See Is What You Record:...
EN 114 LC4.31E AA Circuit Descriptions, Abbreviation List, and IC Data Sheets 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). 9.5.1 Diagram B2, Type TDA15021H (IC7217, Hercules) Block Diagram...
Page 115
Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.31E AA EN 115 9.5.2 Diagram B19, Type T6TU5XB (IC7M00, Columbus) Figure 1 Package outline (top view) WEB/ UVA0 UVA2 UVA4 UVA6 UVA8 SEL656 TST1 HREF DAVB /Di0 /Di2 /Di4 /Di6 /Di8 UVA1 UVA3 UVA5...
Revision List LC4.31E AA EN 129 11. Revision List Manual xxxx xxx xxxx.0 • First release. Manual xxxx xxx xxxx.1 • Info on 42PF5421/10 added. Manual xxxx xxx xxxx.2 • Photo on front page changed. • Chapter 4: Info on “Speaker Foam” added. •...
Need help?
Do you have a question about the ME6 and is the answer not in the manual?
Questions and answers