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Philips LC4.8A Service Manual

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Colour Television
Contents
©
Copyright 2005 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 BB 0567 TV Service
Page
Contents
2
5
7
8
23
24
25
26
27
28
29
30
31
Diagram PWB
(A1) 32
34-35
(A2) 33
34-35
(A1) 36
40-41
(A2) 37
40-41
(A3) 38
40-41
(A4) 39
40-41
(B1) 42
65-74
(B2) 43
65-74
(B3) 44
65-74
(B4) 45
65-74
(B5) 46
65-74
(B6) 47
65-74
(B1-6) 48
(B7) 49
65-74
(B8) 50
65-74
(B9) 51
65-74
Printed in the Netherlands
Subject to modification
Chassis
LC4.8A
AA
F_15420_000.eps
220705
Page
65-74
65-74
65-74
65-74
65-74
65-74
65-74
65-74
65-74
(B21) 61
65-74
65-74
(B23) 64
65-74
(D) 75
76
(E) 77
78
(J) 79
80
(SA1) 81
84-86
84-86
84-86
87
92
100
103
107
116
EN 3122 785 15440

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Summary of Contents for Philips LC4.8A

  • 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 BB 0567 TV Service...

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

    EN 2 LC4.8A AA Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Index of this chapter: Dimensions (WxHxD cm) : 110.5 x 61 x 9.7 (37”) : 124 x 68 x 10.4 (42”) 1.1 Technical Specifications 1.2 Connection Overview...
  • Page 3 Technical Specifications, Connections, and Chassis Overview LC4.8A AA EN 3 Rd - Video Pr 0.7 V / 75 ohm 11 - n.c. 12 - DDC_SDA DDC data 13 - H-sync 0 - 5 V Cinch: CVI-1 Audio - In 14 - V-sync...
  • Page 4 EN 4 LC4.8A AA Technical Specifications, Connections, and Chassis Overview Chassis Overview LCD PANEL AUDIO STANDBY PANEL POWER SUPPLY SMALL PANEL SIGNAL BOARD SIDE CONTROL BOARD SIDE I/O PANEL LED PANEL F_15420_028.eps 100605 Figure 1-5 Chassis overview...

  • Page 5: Safety Instructions, Warnings, And Notes

    Safety Instructions, Warnings, and Notes LC4.8A AA EN 5 2. Safety Instructions, Warnings, and Notes Index of this chapter: Notes 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 For the repair of such sets nothing changes. Philips CE is producing lead-free sets (PBF) from 1.1.2005 onwards. In case of doubt whether the board is lead-free or not (or with...

  • Page 7: Directions For Use

    Directions for Use LC4.8A 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 LC4.8A 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 Positions due to the different set executions. 4.3 Assy/Panel Removal •...
  • Page 9 Mechanical Instructions LC4.8A AA EN 9 The aluminium stands (order code 3122 785 90480) can be 4.3.2 Side I/O Panel mounted with the back cover removed or still left on. So, the stand can be used to store products or to do measurements. It...
  • Page 10 EN 10 LC4.8A AA Mechanical Instructions 4.3.3 LED Panel 4.3.5 SSB Board Cover Shield F_15420_036.eps 070605 Figure 4-6 LED panel 1. Remove the fixation screws (1) and take the panel out of its brackets. F_15420_038.eps 2. Disconnect the cable (2) from the panel.
  • Page 11 Mechanical Instructions LC4.8A AA EN 11 4.3.7 Power Supply Panel 4.3.8 Class D Audio Amplifier/STBY Power Supply Panel F_15420_042.eps 070605 Figure 4-12 Class D audio amplifier/STBY power supply panel 1. Disconnect all cables (1) from the panel. 2. Remove the fixation screws (2) from the panel.
  • Page 12 EN 12 LC4.8A AA Mechanical Instructions 4.3.9 LCD Panel F_15420_045.eps 070605 Figure 4-15 LCD panel fixation screws F_15420_043.eps 070605 Figure 4-13 “L” and “R” loudspeaker cables and cable clamps F_15420_046.eps 070605 Figure 4-16 LCD panel connector F_15420_047.eps F_15420_044.eps 210705 210705...
  • Page 13 Mechanical Instructions LC4.8A AA EN 13 To remove the LCD-panel, carry out the following steps: Set Re-assembly 1. Disconnect the cables (1) from the “L” and the “R” loudspeakers and remove the cables from their cable To re-assemble the whole set, execute all processes in reverse clamps (1, see Figure “L”...

  • Page 14: Service Modes, Error Codes, And Fault Finding

    EN 14 LC4.8A AA Service Modes, Error Codes, and Fault Finding 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 15 Service Modes, Error Codes, and Fault Finding LC4.8A AA EN 15 How to Navigate Menu Explanation Use one of the following methods: 1. LLLLL. This represents the run timer. The run timer counts • When you press the MENU button on the remote control, normal operation hours, but does not count standby hours.
  • Page 16 EN 16 LC4.8A AA Service Modes, Error Codes, and Fault Finding How to Store SAM Settings 8. Displays the detected Audio (e.g. stereo/mono). To store the settings changed in SAM mode, leave the top level 9. Displays the picture setting information.
  • Page 17 UART SERVICE CONNECTOR CONNECTOR Service Tools 5.4.1 ComPair Introduction ComPair (Computer Aided Repair) is a service tool for Philips I 2 C Power Consumer Electronics products. ComPair is a further 9V DC development on the European DST (service remote control), E_06532_021.eps 180804 which allows faster and more accurate diagnostics.
  • Page 18 EN 18 LC4.8A AA Service Modes, Error Codes, and Fault Finding • Starter kit ComPair32/SearchMan32 software and 5.5.1 How to Read the Error Buffer ComPair interface (excl. transformer): 3122 785 90450. • ComPair interface (excl. transformer): 4822 727 21631. You can read the error buffer in 3 ways: •...
  • Page 19 Service Modes, Error Codes, and Fault Finding LC4.8A AA EN 19 5.5.3 Error Codes The Blinking LED Procedure In case of non-intermittent faults, write down the errors present Using this procedure, you can make the contents of the error in the error buffer and clear the error buffer before you begin buffer visible via the front LED.
  • Page 20 EN 20 LC4.8A AA Service Modes, Error Codes, and Fault Finding Table 5-3 NVM Default values (option bit settings through NVM Editor in SAM Mode) Byte Nr. Bit Feature/Mode Description Byte 0 0 QSS (LSB) Mode of quasi split sound amplifier...
  • Page 21 Service Modes, Error Codes, and Fault Finding LC4.8A AA EN 21 Byte Nr. Bit Feature/Mode Description Byte 4 0 Signal Strength Signal Strength Switch in MK2 178(dec) 1 LPG 2 DVD TRAY LOCK Lock/Unlock DVD tray 3 SCRSAVER MODE Screen saver mode...
  • Page 22 EN 22 LC4.8A AA Service Modes, Error Codes, and Fault Finding 5.7.3 Tuner and IF 5.7.5 Power Supply No Picture in RF Mode, but there is a Noise Raster In case the power supply does not work, check (apart from the 1.

  • Page 23: Block Diagrams, Testpoint Overviews, And Waveforms

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA 6. Block Diagrams, Testpoint Overviews, and Waveforms Wiring Diagram 37” LCD WIRING 37” 8736 8302 8317 8304 8309 LCD PANEL AUDIO & STANDBY 8306 8735 1M02 1309 1304 8305 MF + SUPPLY...

  • Page 24: Wiring Diagram 42" Lcd

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA Wiring Diagram 42” LCD WIRING 42” 8736 8302 8317 8304 8309 8303 8320 AUDIO & STANDBY 8306 8735 1M02 8307 8305 LCD PANEL MF + SUPPLY INVERTER INVERTER LVDS LEFT RIGHT SPEAKER...

  • Page 25: Block Diagram Video

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA Block Diagram Video VIDEO TUNER & VIF HERCULES SYNC INTERFACE MUX-SYNC INTERFACE SCALER FLASH/CONTROL EPLD +5SW_a 7217 7801 +VTUN TDA15021H GM1501 7C00 1102 MX29LV040QC 7208 7E01 UV1318SD F624 2106 1104 IF-TER VIF1...

  • Page 26: Block Diagram Audio

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA Block Diagram Audio AUDIO TUNER & IF HERCULES AUDIO PROCESSING AUDIO 7217 1102 +16V+19V TDA15021H UV1316E/A I H-4 7700 F108 2106 4110 1106 TDA7490 4,22 IF-TER SIF1 1736 RF IN IFOUT 5731...

  • Page 27: Block Diagram Supply 37

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA Block Diagram Supply 37” SUPPLY 37" MAINS FILTER + STANDBY SUPPLY CONNECTIONS COLD 3057 7002 TCET1102 1316 BIAS SUPPLY 3000 5303 3318 2319 6304 25V_HOT 5017 6025 6024 5010 7003 400V_HOT 5305...

  • Page 28: Block Diagram Supply 42

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA Block Diagram Supply 42” SUPPLY 42" MAINS FILTER + STANDBY PART A SUPPLY PART A CONNECTIONS COLD 3028 7002 7030 TCET1102 DC_PROT 1316 DC_PROT 5400 1308 5401 5403 1450 1400 BIAS SUPPLY...

  • Page 29: Testpoint Overview Small Signal Board

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA Testpoint Overview Small Signal Board F101 C1 F117 D2 F216 B3 F233 B3 F249 B2 F737 A3 F906 B6 FC10 B4 FD15 C7 FE13 C5 FG01 D4 FG17 D6 FG35 D3 FG53 D4...

  • Page 30: I2C Overview

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA C Overview I²C SCALER COLUMBUS HERCULUS TUNER & IF +3V3STBY +3V3SWB 7217 TDA15021H 7L07 7L06 HERCULES 1101 +3V3STBY PROCESSOR 7207 7801 1102 7M00 7L04 M24C16 GM1501H UV1318S T6TU5XBG MST9883C +3V3SWB EEPROM SCALER...

  • Page 31: Supply Voltage Overview

    Block Diagrams, Testpoint Overviews, and Waveforms LC4.8A AA Supply Voltage Overview SUPPLY LINE OVERVIEW CONNECTIONS TOP CONNECTORS TUNER & IF SCALER SIDE CONNECTORS 5102 5K00 1540 5103 1J07 5J03 5K01 1304 1J08 5J04 HERCULES SCALER 4J01 3265 7215 5900 7K05...

  • Page 32: Circuit Diagrams And Pwb Layouts

    Circuit Diagrams and PWB Layouts LC4.8A AA 7. Circuit Diagrams and PWB Layouts LCD Supply 37”: Mains Filter + Standby 1002 D1 1302 B4 1311 E6 2301 C4 2309 F13 2316 D12 2323 C3 2330 F10 3304 B5 3310 B13...

  • Page 33: Lcd Supply 37": Supply (A2)

    Circuit Diagrams and PWB Layouts LC4.8A AA LCD Supply 37”: Supply 1007 G11 3035 E5 6042 H13 I072 D10 1105 G7 3036 H4 6043 G13 I073 G11 SUPPLY 1106 H7 3037 C12 6044 G13 I074 G11 BIAS SUPPLY +24Vb 1107 H7...
  • Page 34 Circuit Diagrams and PWB Layouts LC4.8A AA Layout LCD Supply 37” (Top Side) 1002 E1 1109 B8 1305 A5 1350 A5 2011 A5 2038 B10 2302 C2 2315 A2 2325 C2 3026 D9 3076 E9 3085 C9 3304 D2 3319 B2...
  • Page 35 Circuit Diagrams and PWB Layouts LC4.8A AA Layout LCD Supply 37” (Bottom Side) 2006 E6 2021 F2 2029 B2 2037 D5 2047 E5 2054 D6 2063 C6 3003 D7 3010 D5 3021 C6 3029 E7 3036 E5 3043 E6 3051 D5...

  • Page 36: Lcd Supply 42": Mains Filter + Stdby A (A1)

    Circuit Diagrams and PWB Layouts LC4.8A AA LCD Supply 42”: Mains Filter + Stdby A 1000 D2 9812 E11 1001 D4 9813 C12 MAINS FILTER + STANDBY PART A 1011 E5 9814 C12 1305 F7 F410 B1 1306 F2 F411 B2...

  • Page 37: Lcd Supply 42": Supply A (A2)

    Circuit Diagrams and PWB Layouts LC4.8A AA LCD Supply 42”: Supply A 1009 I9 1010 I9 1304 H1 1309 I12 SUPPLY PART A 2000 F1 COLD 2002 B3 2003 A4 GROUND GROUND 2004 C2 BIAS SUPPLY 2005 D2 2006 C3...
  • Page 38 Circuit Diagrams and PWB Layouts LC4.8A AA LCD Supply 42”: Mains Filter + Stdby B 1C05 E8 ID15 C7 1D00 C2 ID16 C6 1D02 D5 ID24 D8 MAINS FILTER + STANDBY PART B 1D03 D5 ID42 C6 1D50 C8 ID44 C7...
  • Page 39 Circuit Diagrams and PWB Layouts LC4.8A AA LCD Supply 42”: Supply B 1303 I12 3U70 H4 IA32 I5 1320 I12 3U71 H5 IA33 I4 1M02 H14 3U75 G5 IA34 I3 1U07 G11 3U89 H7 IA35 H3 SUPPLY PART B 1U09 I9...

  • Page 40: Lcd Supply 42": Mains Filter + Stdby B (A3)

    Circuit Diagrams and PWB Layouts LC4.8A AA Layout LCD Supply 42” (Top Side) 1000 B1 1306 A5 1403 A3 1U01 D3 2004 A8 2020 C11 2403 A3 2503 A5 2816 B6 2D08 E4 2H10 G6 2U05 D7 2U25 D11 3026 A10...
  • Page 41 Circuit Diagrams and PWB Layouts LC4.8A AA Layout LCD Supply 42” (Bottom Side) 2006 A5 2021 A4 2030 A1 2044 D2 2061 C5 2077 A4 2U06 E5 2U21 D4 2U32 D1 2U48 E4 2U65 G4 3004 A4 3011 A4 3022 A1...

  • Page 42: Ssb: Tuner And Vif (B1)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Tuner and VIF 1101 C1 F106 D2 1102 A1 F107 D3 TUNER & IF 1103 E2 F108 B4 1104 C9 F109 E5 1105 D8 F110 C10 1106 E9 F111 C10 1107 F3...

  • Page 43: Ssb: Hercules (B2)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Hercules 1201 B7 3215 B6 5209 D5 I216 C10 1202 G10 3216 A6 5210 D5 I217 C11 2201 A3 3217 B7 5211 E5 I218 D3 HERCULES 2202 B3 3218 B7 5212 E5...
  • Page 44 Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Sync Interface 1440 D9 1441 E9 2447 E8 SYNC INTERFACE 2448 E9 2449 E4 3431 A3 3432 B3 3451 A5 3453 B6 3454 B7 3455 C6 3456 C7 3458 D2 +5VSW 3459 D4...
  • Page 45 Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Audio Delay Line (Reserved) 2501 A2 2502 B2 AUDIO DELAY LINE (RESERVED) 2503 D2 2504 B8 2505 B9 2506 C10 2507 D10 2508 F6 2509 F7 F501 3501 F6 5501 1u0 +5VSWI...

  • Page 46: Ssb: Audio Processing (B5)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Audio Processing AUDIO PROCESSING 2603 A5 I602 A8 2604 A6 I603 B8 FROM HERCULES 2605 B6 I604 A9 2608 B5 I605 B9 2609 B6 I606 C4 2610 B6 I607 C4 2611 B6...

  • Page 47: Ssb: Dc-Dc Converter (B6)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: DC-DC Converter 1751 A10 7738 F2 2700 B11 7741 G3 DC-DC CONVERTER 2701 B11 7742 G4 2704 A3 7752 D9 2706 B3 7753 B10 2708 C3 7754 A9 2709 C3 7755 B8...

  • Page 48: Ssb: Diversity Tables B1-B6

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Diversity Tables B1-B6 TUNER & IF HERCULES SYNC INTERFACE AUDIO WITHOUT AMPLIFIER DC DC CONVERTER Item Description 2612 CER2 0603 Y5V 10V 1U COL Item Description Item Description 2613 CER2 0603 Y5V 10V 1U COL...

  • Page 49: Ssb: Scaler (B7)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Scaler 1801 B12 7801-12 A4 SCALER 1802 G14 7801-4 C11 2800 A1 7801-5 E11 2801 A1 7801-6 F4 2802 A1 7801-9 G11 2803 A1 F800 A1 2804 A2 F801 B3 +3V3_PLL +2V5_DDR...

  • Page 50: Ssb: Scaler (B8)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Scaler 2900 D1 F906 D10 2901 D2 F907 D10 SCALER 2902 D2 F908 E9 2903 E1 F909 E10 2904 E2 F910 G9 2905 A4 I900 C2 2906 A4 I901 E1 2907 A4...

  • Page 51: Ssb: Scaler Interface (B9)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Scaler Interface 2A00 E3 SCALER INTERFACE 2A01 F2 2A02 F2 2A03 C7 2A12 F6 2A13 E8 3A00 E2 3A01 E2 7801-8 3A02 C5 GM1501-LF-BD 3A03 C6 3A04 C6 ACp|GPIO_G06_B6|DORED8 AE20 3A05 C6...

  • Page 52: Ssb: Sdram (B10)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: SDRAM 2B01 A1 SDRAM 2B02 A1 2B03 A1 2B04 A1 2B05 A2 2B06 A2 2B07 A2 +2V5_DDR 2B08 A3 2B09 A3 2B10 A3 2B11 A3 2B01 2B02 2B03 2B04 2B05 2B06 2B07...

  • Page 53: Ssb: Flash / Control (B11)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Flash / Control 1C00 E4 FLASH / CONTROL 2C00 A3 2C01 A3 2C02 E2 +3V3_IO 2C03 E5 3C00 E2 +3V3_IO 3C01 E5 3C02 E6 3C03 E6 3C04-1 A6 5C00 3C04-2 A6 TO SCALER...

  • Page 54: Ssb: Hdmi (B12)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: HDMI 2D00 A3 2D06 F4 2D12 A5 2D18 B6 2D24 B7 2D30 B8 2D36 G11 2D44 F14 3D04 C2 3D10 C5 3D15-4 C11 3D17-2 D11 3D18-4 D11 3D21-4 F9 3D27 H13 3D35 H12...

  • Page 55: Ssb: Mux-Sync Interface (B13)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: MUX-Sync Interface 2E00 C2 3E50 C3 IE34 D10 MUX-SYNC INTERFACE 2E01 C2 3E51 C3 IE35 B7 2E02 C2 3E52 C3 IE36 B7 2E15 5E02 2E03 B5 3E53 D3 IE37 B7 IE08 +5VSWI...

  • Page 56: Ssb: Top Connectors (B16)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Top Connectors 1J00 B1 FJ25 E7 1J01 C1 FJ26 E7 TOP CONNECTORS 1J02 D1 IJ01 B1 1J03 F1 IJ02 B1 1J04 B8 IJ03 B1 1J05 C8 IJ04 B1 1J06 E8 IJ05 B1...

  • Page 57: Ssb: Side Connectors (B17)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Side Connectors 1K00 A8 1K01 D1 SIDE CONNECTORS 1K02 E8 1K03 A1 1K04 D1 2K00 B7 2K01 B6 4K01 2K02 C3 FOR DISC/ ARCH CABINET TO/FROM 1540 OF 2K03 C3 4K03 IR/ LED...

  • Page 58: Ssb: Adc (B18)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: ADC 3L37 E3 2L02 A7 2L03 A7 3L38 C3 2L04 A7 3L39 C4 2L05 A8 4L00 D3 2L06 A8 4L01 D3 2L07 B7 4L02 C1 2L08 B7 4L03 C1 7L05 2L09 B7...

  • Page 59: Ssb: Columbus (B19)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Columbus 2M00 E2 3M87 A5 COLUMBUS 2M01 E2 3M88 C8 2M02 E3 3M89 C5 2M03 E3 3M90 E4 2M04 E3 4M00 B5 2M05 E3 4M01 B5 +3V3SWA +3V3SWA +3V3SWA 2M06 E3 4M02 B5...

  • Page 60: Ssb: Epld (B20)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: EPLD 1N01 A9 7N02-2 D7 1N02 D11 7N02-5 D10 EPLD 1N03 F12 7N03-1 C3 1N05 D5 7N03-2 C2 2N01 A2 7N04 D5 2N02 C1 FN01 B4 2N03 C2 FN02 B6 +3V3-IO +3V3-IO...

  • Page 61: Ssb: Epld

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: EPLD 1P01 E8 FP09 E4 1P02 E8 FP10 F4 1P03 F8 FP11 F4 EPLD 1P04 F8 FP12 F4 1P05 G8 FP13 F4 1P06 A11 FP14 G4 1P07 D11 FP15 D11 EAGLE INTERFACE...

  • Page 62: Ssb: Diversity Tables B9-B21

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Diversity Tables B9-B21 MUX-SYNC INTERFACE MUX-SYNC INTERFACE ANALOG I/O SCART SIDE CONNECTORS & PIXEL PLUS Item Description 2A00 CER2 0603 X7R 16V 100N COL Item Description 2A01 CER1 0402 NP0 50V 100P COL...

  • Page 63: Ssb: Digital I/O (B22)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Digital I/O 1Q01 A1 1Q03 E6 DIGITAL IO 2Q01 A4 2Q06 B4 2Q11 B4 2Q16 A2 2Q17 B1 2Q18 B2 AV3: VGA + 2fHYPbPr 2Q21 C5 TO PCHD-MUX 2Q23 D5 1Q01 5Q01...

  • Page 64: Ssb: Cinch Analog I/O (1Fh)

    Circuit Diagrams and PWB Layouts LC4.8A AA SSB: Cinch Analog I/O (1FH) 1R01 G14 3R98 J8 1R02-1 G1 4R01 F7 1R02-2 H1 4R02 E13 CINCH ANALOGUE IO (1FH) 1R02-3 H1 4R03 E13 1R03 I1 4R06 D3 1R06 E1 4R12 E4...

  • Page 65: Ssb: Sync Interface (B3)

    Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Top Side Overview) 1102 C6 1J04 A6 2203 A5 2230 B6 2248 B6 2269 A6 2448 A5 2716 A3 2903 C4 2D05 C1 2D38 C1 2E15 C4 2F08 D1...
  • Page 66 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Top Side Part 1) Part 1 F_15270_034a.eps 180505...
  • Page 67 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Top Side Part 2) Part 2 F_15270_034b.eps 180505...
  • Page 68 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Top Side Part 3) Part 3 F_15270_034c.eps 180505...
  • Page 69 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Top Side Part 4) Part 4 F_15270_034d.eps 180505...
  • Page 70 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Bottom Side Overview) 1101 D2 2109 D1 2282 B3 2701 A6 2803 B6 2823 C5 2922 C6 2945 B6 2B07 B7 2D10 C7 2E25 C5 2G09 D4 2G52 D2...
  • Page 71 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Bottom Side Part 1) Part 1 F_15270_035a.eps 180505...
  • Page 72 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Bottom Side Part 2) Part 2 F_15270_035b.eps 180505...
  • Page 73 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Bottom Side Part 3) Part 3 F_15270_035c.eps 180505...
  • Page 74 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Small Signal Board (Bottom Side Part 4) Part 4 F_15270_035d.eps 180505...

  • Page 75: Side I/O Panel (D)

    Circuit Diagrams and PWB Layouts LC4.8A AA Side I/O Panel 1001 B2 F002 A2 JAGUAR ONLY 1002-1 B1 F003 B2 SIDE I/O 1002-2 C1 F004 C2 1002-3 D1 F005 C2 F012 5000 F013 1005 A8 F006 D2 F001 1010 E1...
  • Page 76 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Side I/O Panel (Top Side) Layout Side I/O Panel (Bottom Side) 2003 A1 1001 B1 2004 A1 1002 A1 2005 A1 1005 A1 2006 A1 1010 A1 2007 A1 1050 A1 2008 A1...

  • Page 77: Control Board (E)

    Circuit Diagrams and PWB Layouts LC4.8A AA Control Board Personal Notes: 1701 A1 1704 A2 1M01 A4 3004 C1 3007 C1 3999 C4 9003 C2 F003 C4 I007 C1 I010 C2 I102 B1 I105 B3 1702 A1 1705 A1 3002 C2...
  • Page 78 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Control Board (Top Side) 1701 1702 1703 1704 1705 1706 1M01 F_15420_012.eps 3104 313 6071.2 060605 Layout Control Board (Bottom Side) 3002 3003 3004 3005 3006 3007 3008 3009 3999 9001 9002 9003 F_15420_013.eps...

  • Page 79: Led Panel (J)

    Circuit Diagrams and PWB Layouts LC4.8A AA LED Panel 0001 A10 9119 E2 0002 A11 9120 B10 LED PANEL 0345 D2 9121 B11 1040 F9 9122 F11 1M01 C2 F010 A3 1M20 A2 F011 A3 0001 0002 2014 C4 F012 A3...
  • Page 80 Circuit Diagrams and PWB Layouts LC4.8A AA Layout LED Panel 0345 -- 1040 -- Personal Notes: 1M01 -- 3031 -- 1M20 -- 3032 -- 2014 -- 3033 -- 2030 -- 3055 -- 2040 -- 3056 -- 2070 -- 3070 --...

  • Page 81: Standby Audio Panel: Connections

    Circuit Diagrams and PWB Layouts LC4.8A AA Standby Audio Panel: Connections 0001 F4 F140 B8 0002 F4 I524 C8 0003 F5 I525 C7 1303 B7 I550 C6 CONNECTIONS 1304 C8 I551 C4 1309 E7 I552 F6 1314 E1 I553 F6...

  • Page 82: Standby Audio Panel: Standby (Sa2)

    Circuit Diagrams and PWB Layouts LC4.8A AA Standby Audio Panel: Standby 1301 B1 3506 H11 7511 A8 I186 G6 1305 D13 3507 F13 7512 A10 I187 D11 1306 B3 3508 G13 7513 B7 I188 D9 6511 I509 I510 3516 1307 H3...

  • Page 83: Standby Audio Panel: Audio (Sa3)

    Circuit Diagrams and PWB Layouts LC4.8A AA Standby Audio Panel: Audio 0044 D14 2705 A7 2715 F4 2726 E2 2758 G9 2780 E5 2790 E2 3701 E6 3711 E4 3722 C1 3744 G11 3755 B10 3765 C12 3796 E11 5711 E6...
  • Page 84 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Standby Audio Panel (Top Side) Layout Standby Audio Panel (Overview Bottom Side) 2103 B4 2141 C2 2503 B1 2537 A2 2707 F3 2716 F3 2727 G3 2762 E2 2786 F4 2798 D3...
  • Page 85 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Standby Audio Panel (Part 1 Bottom Side) Part 1 F_15420_021a.eps 060605...
  • Page 86 Circuit Diagrams and PWB Layouts LC4.8A AA Layout Standby Audio Panel (Part 2 Bottom Side) Part 2 F_15420_021b.eps 060605...

  • Page 87: Alignments

    Alignments LC4.8A AA EN 87 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 88 EN 88 LC4.8A AA Alignments 8.3.1 SAM Menu 00035 LC4XAP1 1.15/S4XPVX 1.23 ERR 0 0 0 0 0 OP 000 057 140 032 120 128 000 . OP1 . Delta Cool Red . OP2 . Delta Cool Green -1 . OP3 .
  • Page 89 Alignments LC4.8A AA EN 89 8.3.4 ADC Gain and Grey Scale Alignment & Panel Size Settings Caution: • Do not change the NVM settings without understanding the function of each setting, because The table below shows a number of NVM settings used for incorrect NVM settings may seriously hamper the each model of TV set.
  • Page 90 EN 90 LC4.8A AA Alignments 8.3.5 Sound the NVM editor. For further settings, see also the table “ADC Gain and Grey scale alignment” elsewhere in this manual. • For NICAM sets: see paragraph 8.3.3. • For other sets: No adjustments needed for sound.
  • Page 91 Alignments LC4.8A AA EN 91 Table 8-3 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 Description of feature/option to be switched ON or OFF...

  • Page 92: Circuit Descriptions, Abbreviation List, And Ic Data Sheets

    EN 92 LC4.8A AA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: “Block diagram”) shows the Pixel Plus architecture; the 9.1 Introduction architectures of the other models (that are not discussed in this 9.2 Block Diagram...
  • Page 93 Table 9-1 Models and picture quality Tuner and IF Model Picture quality A Philips UV1316E/1318SD/TEDE9 Tuner is used in the TV board. The SIF signals are decoded by the Hercules. Tuning 37PF7320/69 /79 / 93 /98 Pixel Plus is done via I...
  • Page 94 EN 94 LC4.8A AA Circuit Descriptions, Abbreviation List, and IC Data Sheets Video: TV Part (Diagrams B1, B2, and B3) Figure 9-3 Block diagram video processing...
  • Page 95 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8A AA EN 95 The video processing is completely handled by the Hercules Comb filter. Such a signal must be bypassed. Notch mode • IF demodulator. is not even an option since e.g. in double window, one part •...
  • Page 96 EN 96 LC4.8A AA Circuit Descriptions, Abbreviation List, and IC Data Sheets about a “Field Comb Filter”. Field Comb filters are only for PAL The offset block receives the motion dependant 2D/3D Comb of commercial interest. filtered signal as input. The black level of the luminance signal Field Comb filters show also problems on vertical colour is restored and the result is output.
  • Page 97 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8A AA EN 97 9.6.3 Noise Reduction and Noise Estimator Video: Scaler Part (Diagram B7, B8 and B9) The noise reduction function is a sophisticated successor of the The Genesis gm1501 Scaler is a dual channel graphics and...
  • Page 98 EN 98 LC4.8A AA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.7.1 Teletext Path Audio Processing In Pixel Plus and Digital Crystal Clear models, which have an Hercules ADC (B18) and Columbus 3D combfilter (B19), the digital input of the scaler is used for the digital video signal (Columbus...
  • Page 99 106 P0.0/ I2SDI/O Lip Sync I2SDI/O Monitor Controller. 107 P1.3/ T1 PC-TV_LED P1.3 • On-chip 80C51 micro-controller from Philips Semiconductor UOCIII (Hercules) series. 108 P1.6/ SCL Each micro-controller has it own I C bus which hosts its own 109 P1.7/ SDA internal devices.

  • Page 100: Abbreviation List

    EN 100 LC4.8A AA Circuit Descriptions, Abbreviation List, and IC Data Sheets • LED. This signal is used as an indication for the Standby, 9.10 Abbreviation List Remote and Error Indicator. Region diversity: – During protection mode, the LED blinks and the set is...
  • Page 101 (Y/C) are reproduced LATAM LATin AMerica RGBHV Red, Green, Blue, Horizontal sync, LC04 Philips chassis name for LCD TV 2004 and Vertical sync project Read Only Memory Liquid Crystal Display Service Alignment Mode Light Emitting Diode; A semiconductor...
  • Page 102 Sound right SCART1 out SNDR-SC2-IN Sound right SCART2 out SNDR-SC2-OUT Sound right SCART2 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...

  • Page 103: Ic Data Sheets

    Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8A AA EN 103 9.11 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).
  • Page 104 EN 104 LC4.8A AA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.11.2 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...
  • Page 105 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8A AA EN 105 9.11.3 Diagram B7+B8+B9, Type GM1501 (IC7401, Genesis) Block Diagram Parallel 2-wire IF/external Serial I/F JTAG GPIO micro Infra-red Rx Pulse Width Interface X186 External ndwid Modulator Micro- ROM I/F...
  • Page 106 EN 106 LC4.8A AA Circuit Descriptions, Abbreviation List, and IC Data Sheets 9.11.4 Diagram B12, Type S9993CT (IC7D03, HDMI Panellink), Reserved Block Diagram RESET# CSDA Registers Slave CSCL DSDA ---------------- Configuration Slave DSCL Logic Block Aux Data Logic HDCP HDCP...

  • Page 107: Spare Parts List

    Spare Parts List LC4.8A AA EN 107 10. Spare Parts List Set Level 2033 2022 552 05679 1µF 10% 16V 0805 3051 4822 051 30103 10kΩ 5% 0.062W 2034 4822 124 12417 2200µF 20% 25V 3052 4822 051 30153 15kΩ 5% 0.062W...
  • Page 108 EN 108 LC4.8A AA Spare Parts List 6031 4822 130 11596 BYW29EX-200 2227 2020 552 96618 1nF 10% 50V 0402 2807 3198 035 71040 100nF 10% 16V 0402 6032 9322 202 55685 BYG22D 2228 3198 035 71040 100nF 10% 16V 0402...
  • Page 109 Spare Parts List LC4.8A AA EN 109 2B16 3198 035 71040 100nF 10% 16V 0402 2J22 2238 869 15101 100pF 5% 50V 0402 2M30 3198 035 71040 100nF 10% 16V 0402 2B17 3198 035 71040 100nF 10% 16V 0402 2J23...
  • Page 110 EN 110 LC4.8A AA Spare Parts List 2R85 4822 124 23002 10µF 16V 3610 4822 117 11297 100kΩ 5% 0.1W 3C06 3198 031 11030 4 x 10kΩ 5% 1206 2R86 4822 124 23002 10µF 16V 3611 4822 117 11297 100kΩ 5% 0.1W 3C07 3198 031 11030 4 x 10kΩ...
  • Page 111 Spare Parts List LC4.8A AA EN 111 3K05 4822 117 13606 10kΩ 5% 0.01W 0402 5202 4822 157 11716 Bead 30Ω at 100MHz 3N31 4822 117 13545 100Ω 1% 0402 3K06 3198 031 01530 15kΩ 5% 0.01W 0402 3N32 4822 117 13545 100Ω 1% 0402 5203 4822 157 11716 Bead 30Ω...
  • Page 112 EN 112 LC4.8A AA Spare Parts List 6601 4822 130 10838 UDZ3.3B 7N01 9322 210 01668 EPCS4SI8N 6708 3198 010 10720 SS24 7N02 9322 217 35671 EP1C12F256C8N 6709 9322 128 70685 SMSS14 7N03 9340 425 20115 BC847BS 6712 3198 010 10730 SS36...
  • Page 113 Spare Parts List LC4.8A AA EN 113 2212 2238 586 59812 100nF 20% 50V 0603 2617 2238 586 59812 100nF 20% 50V 0603 3325 4822 117 13632 100kΩ 1% 0603 0.62W 2213 2238 586 59812 100nF 20% 50V 0603 2618...
  • Page 114 EN 114 LC4.8A AA Spare Parts List 3636 4822 051 30684 680kΩ 5% 0.062W 2123 2238 586 59812 100nF 20% 50V 0603 5701 4822 157 11499 Bead 60Ω at 100MHz 3637 4822 117 12891 220kΩ 1% 5702 4822 157 11499 Bead 60Ω at 100MHz 2124 4822 124 40248 10µF 20% 63V...
  • Page 115 Spare Parts List LC4.8A AA EN 115 3128 4822 117 13608 4.7Ω 5% 0603 0.62W 3132 4822 051 30333 33kΩ 5% 0.062W 3134 4822 051 30102 1kΩ 5% 0.062W 3138 4822 051 30105 1MΩ 5% 0.062W 5018 2422 536 00945 10µF 20% 3140 4822 051 30223 22kΩ...

  • Page 116: Revision List

    EN 116 LC4.8A AA Revision List 11. Revision List Manual xxxx xxx xxxx.0 • First release.

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