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 BB 0563 TV Service...
Technical Specifications, Connections, and Chassis Overview EN 2 LC4.2HE AA 1. Technical Specifications, Connections, and Chassis Overview Index of this chapter: Connection Overview 1.1 Technical Specifications 1.2 Connection Overview Note: The following connector colour abbreviations are used 1.3 Chassis Overview (acc.
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Technical Specifications, Connections, and Chassis Overview LC4.2HE AA EN 3 Aerial - In 18 - Ground FBL - IEC-type (EU) Coax, 75 ohm 19 - Video CVBS / 75 ohm 20 - Video CVBS/Y / 75 ohm 21 - Shield...
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Technical Specifications, Connections, and Chassis Overview EN 4 LC4.2HE AA Chassis Overview LCD PANEL I BOARD TV & SCALER BOARD CLOCK PANEL SIDE I/O & LOCAL KEYBOARD PANEL IR LED PANEL POWER SUPPLY UNIT REAR I/O CINCH PANEL F_15140_003.eps 210105...
Safety Instructions, Warnings, and Notes LC4.2HE AA EN 5 2. Safety Instructions, Warnings, and Notes Index of this chapter: Service Default Mode (see chapter 5) with a colour bar 2.1 Safety Instructions signal and stereo sound (L: 3 kHz, R: 1 kHz unless stated 2.2 Warnings...
IC gets "wet" inside and during the heating time the structure of the IC will be destroyed due to high (steam- Philips CE is going to produce lead-free sets (PBF) from )pressure inside the body. If the packaging was opened 1.1.2005 onwards.
Mechanical Instructions LC4.2HE AA EN 7 4. Mechanical Instructions Index of this chapter: 4.1 Service Position 4.2 Rear Cover Removal 4.3 Power Supply Unit Removal 4.4 TV & Scaler Board Removal 4.5 I/O Panel Removal 4.6 Side I/O & Keyboard Panel and Front LED Panel Removal 4.7 Clock Panel Removal...
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Mechanical Instructions EN 8 LC4.2HE AA Rear Cover Removal TV & Scaler Board Removal E_14490_006.eps E_14490_004.eps 130404 130404 Figure 4-7 TV & Scaler board shield removal Figure 4-5 Rear cover removal 1. Manually unlock and remove the top cover cap (5).
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Mechanical Instructions LC4.2HE AA EN 9 1. Release the two clamps (1) at the I/O panel bracket. Clock Panel Removal Carefully pull the bracket in the direction (2), as shown at the figure “I/O panel removal”, and remove it. 2. Disconnect all cables from the I/O panel.
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Mechanical Instructions EN 10 LC4.2HE AA Exchanging the LCD Panel E_14490_010.eps 130404 Figure 4-13 Exchanging the LCD panel 1. Disconnect all cables from the LCD Panel. 2. Remove all mounting screws (1) from the metal cover. 3. Lift and take off the metal cover.
Service Modes, Error Codes, and Fault Finding LC4.2HE AA EN 11 5. Service Modes, Error Codes, and Fault Finding Index of this chapter: – Auto Volume Levelling (AVL). 5.1 Test Points 5.2 Service Modes How to enter 5.3 Problems and Solving Tips Related to CSM To enter SDM, use one of the following methods: 5.4 ComPair...
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Service Modes, Error Codes, and Fault Finding EN 12 LC4.2HE AA 00022 LC42HE1 3.0423/S42GV1 1.13 SDM 00022 LC42HE1 3.0423/S42GV1 1.13 SAM ERR 0 0 0 0 0 ERR 0 0 0 0 0 OP 000 057 140 032 120 128 000 OP 000 057 140 032 120 128 000 .
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Service Modes, Error Codes, and Fault Finding LC4.2HE AA EN 13 13. ComPaIr. Can be used to switch on the television to In System Programming (ISP) mode, for software uploading 1 00022 LC42HE1 3.0423/S42GV1 1.13 CSM via ComPair. Caution: When this mode is selected without ComPair 2 CODES 0 0 0 0 0 connected, the TV will be blocked.
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LC4.2E chassis can be used. value. 7. Press the MENU button on the remote control transmitter ComPair (Computer Aided Repair) is a service tool for Philips twice to exit the user menu. Consumer Electronics products. ComPair is a further 8.
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Service Modes, Error Codes, and Fault Finding LC4.2HE AA EN 15 • Automatic (by communication with the television): ComPair can automatically read out the contents of the I 2 C SERVICE entire error buffer. Diagnosis is done on I2C level. ComPair CONNECTOR can access the I2C bus of the television.
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Service Modes, Error Codes, and Fault Finding EN 16 LC4.2HE AA – Make sure the menu item CLEAR is highlighted. Use • 9 short blinks followed by a pause of 1.5 seconds, the MENU UP/DOWN buttons, if necessary. • 6 short blinks followed by a pause of 1.5 seconds, –...
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Circuit diagram HC (chapter 7) shows the schematic diagram 2. If no supply, check the connector 1910. of the Iboard together with IO for LC4.2HE. The main 3. If it is correct, check the power supply board. microprocessor is the P89C664, a 64K flash microprocessor from Philips.
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Service Modes, Error Codes, and Fault Finding EN 18 LC4.2HE AA Personal Notes: E_06532_012.eps 131004...
Block Diagrams, Testpoint Overviews, and Waveforms LC4.2HE AA Testpoint Overview TV & Scaler Board Personal Notes: SERVICE TESTPOINT F452 500mV / div DC 20us / div E_14490_022.eps 3139 123 5804.2 030604 E_06532_012.ep 13100...
Circuit Diagrams and PWB Layouts LC4.2HE AA TV & Scaler Board: SDRAM 2501 E 2502 E 2503 E SDRAM +2V5_DDR 2504 E 2505 E 2506 E 3501 2507 E FSDATA0 2508 E FSVREF 2509 E FSVREF FSCLK+ F501 FSDATA1 I503...
Circuit Diagrams and PWB Layouts LC4.2HE AA Side IO and LKB Panel SIDE I/O AND LOCAL KEYBOARD PANEL 1001 3317 3318 3319 3320 3321 1002 B24B-PHDSS-B 6306 150R 390R 820R LEDIN_CLK IRIN_DATA-IN MODE STATUS_DATA-OUT TO I board DGND IR OUT...
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Circuit Diagrams and PWB Layouts LC4.2HE AA Layout Side IO and LKB Panel (Top Side) Personal Notes: F_15140_022.eps 220205 Layout Side IO and LKB Panel (Bottom Side) F_15140_023.eps E_06532_012.eps 131004 220205...
Circuit Diagrams and PWB Layouts LC4.2HE AA Front IR / LED Panel Layout Front IR / LED Panel (Top Side) IR LED PANEL +5VA 3540 470R 6544 6543 6542 TSML-1020 TSML-1020 7540 SIR-341ST3F 7541 BC857BW-1 BC847BW-1 3545 3546 F_15140_024.eps Green...
Alignments LC4.2HE AA EN 59 8. Alignments Index of this chapter: Mains voltage and frequency: 100-240 V / 50/60 Hz. 8.1 General Alignment Conditions Allow the set to warm up for approximately 10 minutes. 8.2 Hardware Alignments Test probe: Ri > 10 M ohm; Ci < 2.5 pF.
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(no offset difference). Then the offset values for the Delta Cool Equipment and setting and Delta Warm mode can be selected. Note that the • E.g. Fluke 54200 or Philips PM5580. alignment values are non-linear. The range is: -50 to +50, 0 • 100% “8-step grey scale” pattern.
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Alignments LC4.2HE AA EN 61 8.3.5 Sound How to change an Option Byte An Option Byte represents a number of different options. Changing these bytes directly makes it possible to set all No adjustments needed for sound. options very fast. All options are controlled via seven option bytes.
9.12 IC Data Sheets 9.6 Video: TV Part (diagrams A1, A2, and A3) Introduction The LC4.2HE LCD TV is a Hotel/Hospital LCD TV for the year There is no: 2005. It is based on the LC4.2 chassis. In comparison to the •...
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Circuit Descriptions, List of Abbreviations, and IC Data Sheets LC4.2HE AA EN 63 AC Mains Input Power Supply Unit DMMI ANALOGUE TV SCALER TDA9178 DMMI CTI/LTI/Hist. SDRAM (Multi-media FLASH Interface) Interface Tuner TV/FM HERCULES DISPLAY Analogue (VDP + STEREO) GM1501...
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IF-amplifier Tuner and IF amplifies too much. A Philips UR13xx Tuner with second input (for FM Radio) is used in the TV board. The SIF and FM signals are decoded by the Hercules. Tuning is done via I2C.
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Circuit Descriptions, List of Abbreviations, and IC Data Sheets LC4.2HE AA EN 65 Video: Scaler Part (diagram A7 and A13) The Scaler controls the display processing in an LCD TV, e.g. like the deflection circuit in a CRT-based TV. It controls all the view modes (e.g.
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9.8.4 Audio: Lip Sync • It is used for all FM demodulation in AV-Stereo sets. The LC4.2HE is not equipped with Lip Sync. This is not 9.8.1 Diversity needed. The diversity for the Audio decoding can be broken up into two...
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Circuit Descriptions, List of Abbreviations, and IC Data Sheets LC4.2HE AA EN 67 9.9.2 Block Diagram • LED. This signal is used as an indication for the Standby, Remote and Error Indicator. Region diversity: – During protection mode, the LED blinks and the set is The block diagram of the Micro Controller application is shown in standby mode.
Circuit Descriptions, List of Abbreviations, and IC Data Sheets EN 68 LC4.2HE AA 9.10 LCD Display 9.11 Abbreviation list 9.10.1 Specifications 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...
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Red, Green, and Blue colour space; LATAM LATin AMerica The primary colour signals for TV. By LC04 Philips chassis name for LCD TV 2004 mixing levels of R, G, and B, all colours project (Y/C) are reproduced Liquid Crystal Display...
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SNDS-VL-OUT Surround sound left variable level out SNDS-VR-OUT Surround sound right variable level out SOPS Self Oscillating Power Supply S/PDIF Sony Philips Digital InterFace; This is a consumer interface used to transfer digital audio SRAM Static RAM STBY STandBY SVHS...
Circuit Descriptions, List of Abbreviations, and IC Data Sheets LC4.2HE AA EN 71 9.12 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).
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Circuit Descriptions, List of Abbreviations, and IC Data Sheets EN 72 LC4.2HE AA 9.12.2 Diagram A7, Type GM1501 (IC7401) Block Diagram Parallel 2-wire IF/external Serial I/F JTAG GPIO micro Infra-red Rx Pulse Width X186 External Interface ndwid Modulator Micro- ROM I/F...
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Circuit Descriptions, List of Abbreviations, and IC Data Sheets LC4.2HE AA EN 73 9.12.3 Diagram A12, Type S9993CT (IC7808) BLOCK DIAGRAM RESET# CSDA Registers Slave CSCL DSDA ---------------- Slave Configuration DSCL Logic Block Aux Data Logic HDCP HDCP Block MCLK...
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