Philips 32PF9968/10 Service Manual
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Philips 32PF9968/10 Service Manual

Philips 32PF9968/10 Service Manual

Chassis lc4.8l
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Color Television
Contents
©
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 WS 0772 BG CD Customer Service
Page
Contents
2
4
5
6
17
18
19
20
21
22
23
Diagram PWB
(B1) 24
45-54
(B2) 25
45-54
(B3) 26
45-54
(B4) 27
45-54
(B5) 28
45-54
(B6) 29
45-54
(B7) 30
45-54
(B8) 31
45-54
(B9) 32
45-54
45-54
45-54
45-54
45-54
45-54
45-54
45-54
45-54
45-54
Printed in the Netherlands
Subject to modification
Chassis
LC4.8L
LA
ME6
ME6
H_16980_000.eps
200207
Page
(B21) 43
45-54
45-54
56
58
60
61
62
63
64
68- 70
68- 70
68- 70
71
75
81
83
87
87
93
EN 3122 785 16980

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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 0772 BG CD Customer Service...

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

    EN 2 LC4.8L LA Technical Specifications, Connections, and Chassis Overview 1. Technical Specifications, Connections, and Chassis Overview Connection Overview Index of this chapter: 1.1 Technical Specifications 1.2 Connection Overview Note: The following connector color abbreviations are used 1.3 Chassis Overview (acc.
  • Page 3 Technical Specifications, Connections, and Chassis Overview LC4.8L LA EN 3 S-Video (Hosiden): AV, Video Y/C - In - Ground Y - Ground C - Video Y / 75 ohm E_06532_002.eps 050404 - Video C 0.3 V P / 75 ohm Figure 1-3 VGA Connector Cinch: Monitor Out, Video CVBS - Out, Audio - Out Wh - Audio L...

  • Page 4: Safety Instructions, Warnings, And Notes

    Complete kit ESD3 (small tablemat, wristband, by the workshop during a repair: connection box, extension cable and earth cable) 4822 • Use only lead-free soldering tin Philips SAC305 with order 310 10671. code 0622 149 00106. If lead-free solder paste is required, –...

  • Page 5: Directions For Use

    Mix of lead-free soldering tin/parts with leaded soldering example below it is 2006 week 17). The 6 last digits contain the tin/parts is possible but PHILIPS recommends strongly to serial number. avoid mixed regimes. If this cannot be avoided, carefully clear the solder-joint from old tin and re-solder with new tin.

  • Page 6: Mechanical Instructions

    EN 6 LC4.8L LA Mechanical Instructions 4. Mechanical Instructions Index of this chapter: 4.1 Cable Dressing Notes: 4.2 Service Positions • Figures below can deviate slightly from the actual 4.3 Assy/Panel Removal situation, due to the different set executions. 4.4 Set Re-assembly •...
  • Page 7 Mechanical Instructions LC4.8L LA EN 7 Service Positions Assy/Panel Removal For easy servicing of this set, there are a few possibilities 4.3.1 Rear Cover created: • The buffers from the packaging (see figure "Rear cover"). Warning: Disconnect the mains power cord before you remove •...
  • Page 8 EN 8 LC4.8L LA Mechanical Instructions 4.3.3 IR/LED Panel 4.3.6 Audio Amplifier Panel 1. Refer to next fig. “IR/LED panel“. 1. Remove the rear cover, as described earlier. 2. Release clip [1] and remove the board. 2. Refer to next fig. “Audio amplifier panel“. 3.
  • Page 9 Mechanical Instructions LC4.8L LA EN 9 4.3.7 Small Signal Board (SSB) SSB removal (if no shielding present) 1. Refer to earlier fig. “Rear connector plate“. 2. Remove the connector fixation screws [3] from the Note: Depending on the model number, some models come connector plate and remove the metal connector plate from with a shielding around the SSB, others do not.
  • Page 10 EN 10 LC4.8L LA Mechanical Instructions 4.3.8 LCD Panel H_16980_045.eps 200207 Figure 4-13 LCD panel fixation (37” model) To remove the LCD-panel, carry out the following steps: Set Re-assembly 1. Refer to fig. “LCD panel fixation“. 2. Disconnect the cables from the “L” and the “R” To re-assemble the whole set, execute all processes in reverse loudspeakers and remove them from their cable clamps.

  • Page 11: Service Modes, Error Codes, And Fault Finding

    Service Modes, Error Codes, and Fault Finding LC4.8L LA EN 11 5. Service Modes, Error Codes, and Fault Finding Index of this chapter: – Hotel / hospital mode. 5.1 Test Points – Auto shut off (when no “IDENT” video signal is 5.2 Service Modes received for 15 minutes).
  • Page 12 EN 12 LC4.8L LA Service Modes, Error Codes, and Fault Finding How to Navigate Menu Explanation Use one of the following methods: 1. LLLLL (e.g. 00035). This represents the run timer. The run • When you press the MENU button on the remote control, timer counts normal operation hours, but does not count the set will switch on the normal user menu in the SDM standby hours.
  • Page 13 SAM when mains is re-applied, and Introduction the error buffer is not cleared. ComPair (Computer Aided Repair) is a Service tool for Philips Consumer Electronics products. and offers the following: 5.2.3 Customer Service Mode (CSM) 1.
  • Page 14 EN 14 LC4.8L LA Service Modes, Error Codes, and Fault Finding How to Order Error Codes ComPair II order codes: • ComPair II interface: 3122 785 91020. The error code buffer contains all errors detected since the last • ComPair32 CD (update): 3122 785 60160. time the buffer was erased.
  • Page 15 Service Modes, Error Codes, and Fault Finding LC4.8L LA EN 15 5.4.3 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 16 EN 16 LC4.8L LA Service Modes, Error Codes, and Fault Finding 5.6.2 Load Default NVM Values No Picture Display (blank screen with correct sound output) 1. Check whether the user menu is visible. It is possible to download default values automatically into the 2.

  • Page 17: Block Diagrams, Test Point Overviews, And Waveforms Wiring Diagram 32

    Block Diagrams, Test Point Overviews, and Waveforms LC4.8L LA 6. Block Diagrams, Test Point Overviews, and Waveforms Wiring Diagram 32” WIRING 32” LCD (STYLING ME6) LCD PANEL 8903 8903 8J02 LVDS 1003 RIGHT LEFT 1001 CLASS D SPEAKER SPEAKER AUDIO LCD SUPPLY 1002 AMPLIFIER...

  • Page 18: Wiring Diagram 37" & 42

    Block Diagrams, Test Point Overviews, and Waveforms LC4.8L LA Wiring Diagram 37” & 42” WIRING 37”- 42” LCD (STYLING ME6) LCD PANEL 8302 8408 8736 8735 AUDIO TO DISPLAY LVDS X403 X404 X407 RIGHT LEFT SPEAKER X406 SPEAKER 8739 8406 LCD SUPPLY 8407 8P07...

  • Page 19: Block Diagram Video

    Block Diagrams, Test Point Overviews, and Waveforms LC4.8L LA Block Diagram Video VIDEO TUNER & VIF HERCULES MUX-SYNC INTERFACE SCALER FLASH/CONTROL EPLD +5SW_a 7217 7801 +VTUN GM1501 TDA15011H 7C00 1102 MX29LV040CQC UV1338/A 2106 1104 IF-TER VIF1 OCMDATA 1P07 Sound FLASH CVBS1 7E01 RGB Matrix...

  • Page 20: Block Diagram Audio & Control

    Block Diagrams, Test Point Overviews, and Waveforms LC4.8L LA Block Diagram Audio & Control AUDIO TUNER & IF HERCULES AUDIO PROCESSING AUDIO TOP CONN. 1102 7217 +16V+19V UV1338/A TDA15021H 7700 2106 1104 TDA7490 4,22 IF-TER VIF1 1736 IFOUT 5731 4212 4618 5J01 5701...

  • Page 21: Test Point Overview Ssb (Top Side)

    Block Diagrams, Test Point Overviews, and Waveforms LC4.8L LA Test Point Overview SSB (Top Side) F201 F207 F216 F225 F232 F240 F248 I205 I212 I218 I224 I230 I236 I243 I257 I267 I277 I290 I298 F202 F208 F218 F226 F233 F241 F250 I206 I213...

  • Page 22: I2C Overview

    Block Diagrams, Test Point Overviews, and Waveforms LC4.8L LA I2C Overview I²C HERCULES SCALER TUNER & IF COLUMBUS +3V3STBY +3V3STBY 7217 TDA15011H 7221 7220 HERCULES +3V3STBY PROCESSOR 7207 7801 1102 7M00 7L04 1101 +3V3SW M24C16 GM1501-LF UV1338/A T6TU5XBG MST9883C EEPROM SCALER TUNER COLUMBUS...

  • Page 23: Supply Voltage Overview

    Block Diagrams, Test Point Overviews, and Waveforms LC4.8L LA Supply Voltage Overview SUPPLY LINE OVERVIEW TOP CONNECTORS SDRAM TUNER & IF DC-DC CONVERTER SUPPLY PANEL 26”- 32” 7L05 (PSU) 3B01 IN OUT 5102 1003 7738 5738 IN OUT 5103 FLASH / CONTROL 5753 7752 COLUMBUS...

  • Page 24: Circuit Diagrams And Pwb Layouts

    Circuit Diagrams and PWB Layouts LC4.8L LA 7. Circuit Diagrams and PWB Layouts SSB: Tuner and IF 1101 C1 F103 C2 1102 A1 F104 C1 TUNER & IF 1103 D2 F105 C3 1104 B8 F106 D1 1105 D8 F107 D2 1106 E8 F108 B4 1107 F3...

  • Page 25: Ssb: Hercules (B2)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Hercules 1201 A6 3208 B5 4209 D2 F245 F8 HERCULES 1202 F9 3209 B5 4211 A4 F246 E9 2201 A3 3210 B5 4212 A4 F247 C10 2202 A3 3211 B5 4213 F4 F248 E7 B15 / B23 +8VSW_TV...
  • Page 26 Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Sync Interface 1440 D9 SYNC INTERFACE 1441 E9 2447 E8 2448 E9 2449 E4 3431 A3 3432 B3 3451 A5 3453 B6 3454 B7 3455 C6 +5VSW +3V3STBY 3456 C7 4436 3458 D2 3459 D4 +3V3SW 3461 E2...
  • Page 27 Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Audio Delay Line (PDP Only) 2501 B2 2502 C2 AUDIO DELAY LINE (LIPSYNC) 2503 E2 2504 C8 2505 C9 2506 D10 2507 E10 2508 G6 2509 G7 3501 F6 3502 G7 4501 F2 4502 F2 4503 F2 F501...

  • Page 28: Ssb: Audio Processing (B5)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Audio Processing 2603 A5 I602 A8 AUDIO PROCESSING 2604 A6 I603 B8 2605 B6 I604 A9 2608 B5 I605 B9 2609 B6 I606 C4 2610 B6 I607 C4 2611 B6 I608 A5 FROM HERCULES 2612 E9 I610 B5...

  • Page 29: Ssb: Dc-Dc Converter (B6)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: DC-DC Converter 1751 B9 6740 G1 DC-DC CONVERTER 2700 B10 6751 E10 2701 B10 7708 B3 2704 B2 7710 C2 2706 B2 7730 E3 2708 C2 7735 F4 2709 C2 7738 G1 2710 D1 7741 G2 FOR LCD ONLY...

  • Page 30: Ssb: Scaler (B7)

    Circuit Diagrams and PWB Layouts LC4.8L LA 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 +2V5_DDR +3V3_PLL 2805 A2 F802 A9 F800...

  • Page 31: Ssb: Scaler (B8)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Scaler 2900 D1 F900 B1 2901 D1 F901 A3 SCALER 2902 D2 F902 A6 2903 E1 F903 C4 2904 E1 F904 C6 2905 A3 F905 D9 7801-14 +3V3_IO +1V8_CORE GM1501-LF-BD 2906 A3 F906 D9 2907 A4 F907 D9...

  • Page 32: Ssb: Scaler Interface (B9)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Scaler Interface 2A00 E3 SCALER INTERFACE 2A01 F2 2A02 F2 2A03 C7 2A12 F6 2A13 E8 3A00 E2 3A01 F2 7801-8 3A02 C5 GM1501-LF-BD 3A03 C6 3A04 C6 ACp|GPIO_G06_B6|DORED8 AE20 3A05 C6 ACn|GPIO_G06_B7|DORED9 AF20 TO SCALER...

  • Page 33: Ssb: Sdram (B10)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: SDRAM 2B01 A1 2B02 A1 SDRAM 2B03 A1 2B04 A2 2B05 A2 2B06 A2 2B07 A3 +2V5_DDR 2B08 A3 2B09 A3 2B10 A3 2B11 A4 2B12 A4 2B01 2B02 2B03 2B04 2B05 2B06 2B07 2B08...

  • Page 34: Ssb: Flash / Control (B11)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Flash / Control 1C00 F4 2C00 B3 FLASH / CONTROL 2C01 B3 2C02 E2 2C03 E5 3C00 E2 3C01 F5 +3V3_IO 3C02 E6 3C03 F6 +3V3_IO 3C04-1 B6 3C04-2 B6 3C04-3 B6 5C00 3C04-4 B6 3C05 B6...
  • Page 35 Circuit Diagrams and PWB Layouts LC4.8L LA SSB: HDMI 2D00 B3 2D06 G4 2D12 B5 2D18 B6 2D24 B7 2D30 C8 2D36 H11 2D44 G14 3D04 D2 3D10 C5 3D15-4 C11 3D17-2 D11 3D18-4 E11 3D21-4 G9 3D27 H12 3D35 H12 5D03 B6 7D04 F11 FD04 D2...

  • Page 36: Ssb: Mux-Sync Interface (B13)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: MUX-Sync Interface 2E00 B2 3E45 F11 IE29 A10 2E01 B2 3E46 F11 IE30 A10 2E02 C2 3E49 F6 IE31 E11 MUX-SYNC INTERFACE 2E03 B5 3E50 B3 IE32 C10 2E04 A7 3E51 B3 IE33 C11 2E05 A7 3E52 B3...

  • Page 37: Ssb: Digital I/O (B14)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Digital I/O 1Q01 A1 DIGITAL IO 1Q03 E6 2Q01 A4 2Q06 B4 2Q11 B4 2Q16 A2 2Q17 B1 2Q18 B2 AV3: VGA + 2fHYPbPr 2Q21 C5 TO PCHD-MUX 2Q23 D5 1Q01 2Q25 D2 5Q01 RINA|Pr FQ01...

  • Page 38: Ssb: Top Connectors (B16)

    Circuit Diagrams and PWB Layouts LC4.8L LA 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 1J07 C2 IJ06 B1 1J08 C2...

  • Page 39: Ssb: Side Connectors (B17)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Side Connectors 1K00 A9 SIDE CONNECTORS 1K01 E1 1K02 E9 1K03 A1 1K04 E1 2K00 B7 2K01 B6 2K02 C3 2K03 C4 2K04 D3 2K05 D4 4K01 2K06 D3 FOR DISC/ ARCH CABINET TO/FROM 1540 OF 2K07 D4 4K03...

  • Page 40: Ssb: Adc (B18)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: ADC 2L02 A7 3L36 E2 2L03 A7 3L37 E3 2L04 A7 3L38 C3 2L05 A8 3L39 C4 2L06 A8 4L00 D3 2L07 B7 4L01 D3 7L05 +3V3SWB +3V3SWB 2L08 B7 4L02 C1 LD1117DT33 2L09 B7 4L03 C1...

  • Page 41: Ssb: Columbus (B19)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Columbus 2M00 F2 3M69 F10 2M01 F2 3M71 F9 2M02 F2 3M78 F6 COLUMBUS 2M03 F2 3M79 A4 2M04 F2 3M86 A5 2M05 F2 3M87 A5 2M06 F2 3M88 C7 2M07 F3 3M89 C4 2M08 F3 3M90 E4...

  • Page 42: Ssb: Epld (B20)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: EPLD 1N01 A8 4N12 D2 1N02 D10 4N13 D2 EPLD 1N03 F11 4N14 D2 1N05 C5 4N15 D2 2N01 A1 4N16 D2 2N02 C1 4N17 D2 2N03 C1 4N18 D2 2N04 C2 4N19 D2 +3V3-IO +3V3-IO...

  • Page 43: Ssb: Epld

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: EPLD 1P01 D6 7P01 A1 1P02 E6 7P02 D6 EPLD 1P03 E6 7P03 F9 1P04 F6 FP01 A1 1P05 F6 FP02 A3 EAGLE INTERFACE 1P06 A10 FP03 B1 7N02-6 EP1C12F256C8 7N02-3 FOR MFD ONLY 1P07 D10 FP04 B2 Φ...

  • Page 44: Ssb: Cinch Analog I/O (B23)

    Circuit Diagrams and PWB Layouts LC4.8L LA SSB: Cinch Analog I/O 1R01 G14 4R70 F10 1R02-1 G1 5R57 H10 CINCH ANALOGUE IO (1FH) 1R02-2 H1 5R68 D9 1R02-3 H1 6R60 B12 1R03 I1 6R61 F1 1R06 E1 6R62 F2 1R07 A1 6R63 G2 2R00 F3 6R64 F2...

  • Page 45: Ssb: Sync Interface (B3)

    Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Top Side Overview) 1103 B6 1Q03 D1 2228 B6 2246 B5 2267 B6 2291 B5 2709 A3 2901 B1 2D03 D1 2D32 C1 2E13 C3 2J05 A1 2J22 A5 2L20 B5 2M08 C4 2M28 C4 2P40 A1...
  • Page 46 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Top Side Part 1) Part 1 H_16980_023a.eps 230207...
  • Page 47 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Top Side Part 2) Part 2 H_16980_023b.eps 230207...
  • Page 48 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Top Side Part 3) Part 3 H_16980_023c.eps 230207...
  • Page 49 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Top Side Part 4) Part 4 H_16980_023d.eps 230207...
  • Page 50 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Bottom Side Overview) 1101 D2 1K03 C1 2108 C1 2280 A2 2617 A1 2760 A5 2817 C5 2914 C6 2933 C5 2955 C5 2B16 B7 2D29 C7 2E32 C4 2K13 B1 2L09 B4 2M24 C3 2N14 A7...
  • Page 51 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Bottom Side Part 1) Part 1 H_16980_022a.eps 230207...
  • Page 52 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Bottom Side Part 2) Part 2 H_16980_022b.eps 230207...
  • Page 53 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Bottom Side Part 3) H_16980_022a.eps 230207 Part 3 H_16980_022c.eps 230207...
  • Page 54 Circuit Diagrams and PWB Layouts LC4.8L LA Layout SSB (Bottom Side Part 4) H_16980_022b.eps 230207 Part 4 H_16980_022d.eps 230207...
  • Page 55 Circuit Diagrams and PWB Layouts LC4.8L LA Class D Audio Amplifier (32”) 1002 C2 5001 A3 1003 A2 5002 C3 CLASS D AUDIO AMPLIFIER (26” & 32” ONLY) 2001 B2 5003 C2 2002 B3 5004 B3 2003 B3 5005 D3 2004 B4 5006 C8 2006 C3...

  • Page 56: Class D Audio Amplifier (32

    Circuit Diagrams and PWB Layouts LC4.8L LA Layout Class D Audio Amplifier (32”) (Top Side) 1001 A2 1002 A3 1003 A3 2001 A2 2004 A3 2012 A4 2019 A4 2023 A3 2024 A4 2029 A1 2037 A1 2042 A2 2043 A2 5006 A3 5007 A2 G_16210_026.eps...
  • Page 57 Circuit Diagrams and PWB Layouts LC4.8L LA Side I/O Panel (32”) 1301 A1 1302-1 B1 SIDE-AV 1302-2 C1 1302-3 D1 3302 1303 E1 1304 C8 2301 2302 2301 A4 2302 A4 SVHS 2303 A4 1301 2304 A4 I301 2305 C2 2306 D3 I303 3303...

  • Page 58: Layout Side I/O Panel (32") (Top Side

    Circuit Diagrams and PWB Layouts LC4.8L LA Layout Side I/O Panel (32”) (Top Side) 1301 A1 1302 A3 1303 A4 1304 A2 9390 A3 9391 A2 9392 A2 9393 A3 G_16160_009.eps 3139 123 5956.2 040706 Layout Side I/O Panel (32”) (Bottom Side) 2301 A3 2305 A3 2309 A1...

  • Page 59: Side I/O Panel (37" & 42

    Circuit Diagrams and PWB Layouts LC4.8L LA Side I/O Panel (37” & 42”) 1001 B2 F002 A2 1002-1 B1 F003 B2 SIDE I/O JAGUAR ONLY 1002-2 C1 F004 C2 1002-3 D1 F005 C2 F012 5000 F013 1005 A8 F006 D2 F001 1010 E1 F007 E2...
  • Page 60 Circuit Diagrams and PWB Layouts LC4.8L LA Layout Side I/O Panel (37” & 42”) (Top Side) Layout Side I/O Panel (37” & 42”) (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 61: Keyboard Control Board (32

    Circuit Diagrams and PWB Layouts LC4.8L LA Keyboard Control Board (32”) Layout Keyboard Control Board (26” & 32”) (Top Side) 1309 A1 1310 A3 1311 A5 1312 A7 1313 A8 1314 A4 1684 A1 1309 C2 KEYBOARD CONTROL 1310 C2 1311 C3 1312 C4 1313 C4...

  • Page 62: Keyboard Control Board (37" & 42

    Circuit Diagrams and PWB Layouts LC4.8L LA Keyboard Control Board (37” & 42”) Layout Keyboard Control Board (37” & 42”) (Top Side) 1011 A5 1012 A6 1013 A3 1014 A2 1015 A1 1016 A7 1M01 A8 1011 C1 1012 C1 KEYBOARD CONTROL 1013 C2 1014 C2...

  • Page 63: Ir/Led Panel (32" & 37

    Circuit Diagrams and PWB Layouts LC4.8L LA IR/LED Panel (32” & 37”) Layout IR/LED Panel (32” & 37”) (Top Side) 1870 B1 3802 A4 3808 E3 4806 E4 6801-2 B4 7802 C3 7808 E4 F805 C1 I804 C4 I811 E4 1870 A1 6801 A1 7802 A1...

  • Page 64: Ir / Led Panel (42

    Circuit Diagrams and PWB Layouts LC4.8L LA IR / LED Panel (42”) Layout IR / LED Panel (42”) (Top Side) 1870 B1 3802 A4 3808 E3 4806 E4 6801-2 B4 7802 C3 7808 E4 F805 C1 I804 C4 I811 E4 2801 D4 3803 C4 3809 E4...

  • Page 65: Standby/Audio Panel (37" & 42"): Conn. (Sa1)

    Circuit Diagrams and PWB Layouts LC4.8L LA Standby/Audio Panel (37” & 42”): Conn. 0001 F4 F120 D6 0002 F4 F121 C4 0003 F5 F122 C5 CONNECTIONS 1303 B7 F131 E3 1304 C8 F132 E3 1309 E7 F135 E3 1314 E1 F136 E3 1315 E2 F137 B3...

  • Page 66: Standby/Audio Panel (37" & 42"): Standby(Sa2)

    Circuit Diagrams and PWB Layouts LC4.8L LA Standby/Audio Panel (37” & 42”): Standby 1301 B1 3506 G11 7511 A8 I186 G6 1305 D13 3507 F13 7512 A10 I187 D11 1306 B3 3508 G13 7513 B7 I188 D9 6511 I509 I510 34V (34V) 3516 1307 H3...

  • Page 67: Standby/Audio Panel (37" & 42"): Audio (Sa3)

    Circuit Diagrams and PWB Layouts LC4.8L LA Standby/Audio Panel (37” & 42”): 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 6703 C12 7706 C6...
  • Page 68 Circuit Diagrams and PWB Layouts LC4.8L LA Layout Standby/Audio Panel (37” & 42”) (Top Side) Layout Standby/Audio Panel (37” & 42”) (Overview Bottom Side) 2103 B4 2131 A1 2159 B3 2534 A2 2702 F4 2711 G3 2720 F3 2741 D3 2764 F2 2786 F4 2797 D2...
  • Page 69 Circuit Diagrams and PWB Layouts LC4.8L LA Layout Standby/Audio Panel (37” & 42”) (Part 1 Bottom Side) Part 1 G_16210_099a.eps 180506...
  • Page 70 Circuit Diagrams and PWB Layouts LC4.8L LA Layout Standby/Audio Panel (37” & 42”) (Part 2 Bottom Side) Part 2 G_16210_099b.eps 180506...

  • Page 71: Alignments

    Alignments LC4.8L LA EN 71 8. Alignments Index of this chapter: • Power supply voltage: 120 - 230 V / 50 Hz (± 10%). 8.2 Hardware Alignments • Connect the set to the mains via an isolation transformer 8.3 Software Alignments with low internal resistance.
  • Page 72 EN 72 LC4.8L LA Alignments 8.3.2 Tuner Table 8-3 Tint settings for Pixel-Plus sets (37” and 42”) Purpose: To keep the tuner output signal constant as the input Tint Temp (K) R - offset G - offset B - offset signal amplitude varies.
  • Page 73 Alignments LC4.8L LA EN 73 8.3.6 Options The microprocessor communicates with a large number of I ICs in the set. To ensure good communication and to make digital diagnosis possible, the microprocessor has to know which ICs to address. The presence/absence of these specific ICs (or functions) is made known by the option codes.
  • Page 74 EN 74 LC4.8L LA Alignments Table 8-6 Option codes at bit level Option Byte Option Bit Description of feature/option to be switched ON (= 1) or OFF (= 0) 32PFL5312 37PFL7312 42PFL7312 (decimal value) Bit 7 (128) PHILIPS_TUNER Bit 6 (64) FM_RADIO Bit 5 (32) Bit 4 (16)

  • Page 75: Circuit Descriptions, Abbreviation List, And Ic Data Sheets

    Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8L LA EN 75 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: Notes: 9.1 Introduction • Only new circuits (circuits that are not published recently) 9.2 Block Diagram are described.
  • Page 76 EN 76 LC4.8L LA Circuit Descriptions, Abbreviation List, and IC Data Sheets The PLL tuner UV1316E/1318SD/TEDE9 delivers the IF- The Hercules, and EEPROM are supplied with 3.3 V, which is signal, via audio & video SAW-filters, to the Video Signal also present during STANDBY.
  • Page 77 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8L LA EN 77 Video: TV Part (Diagrams B1, B2, and B3) the burst. The part that is not in relation with the burst can become very blurred when combed by the Columbus Comb filter.
  • Page 78 EN 78 LC4.8L LA Circuit Descriptions, Abbreviation List, and IC Data Sheets Field Comb Filter Mode on the signals used for temporal (Frame or Field) Comb filtering A Comb filter does an action on a current pixel and a delayed (called the temporal phase corrector).
  • Page 79 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8L LA EN 79 9.7.1 CC/Teletext Path (if present) 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 AUDIO-LSL 2x Stereo...
  • Page 80 106 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 81: Abbreviation List

    Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8L LA EN 81 The description of each functional pin is explained below: 9.10 Abbreviation List • LED. This signal is used as an indication for the Standby, Remote and Error Indicator. Region diversity: 1080i 1080 visible lines, interlaced –...
  • Page 82 LoudSpeaker SOPS Self Oscillating Power Supply LVDS Low Voltage Differential Signalling, S/PDIF Sony Philips Digital InterFace; This is data transmission system for high a consumer interface used to transfer speed and low EMI communication. digital audio Monochrome TV system. Sound...

  • Page 83: Ic Data Sheets

    Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8L LA EN 83 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). 9.11.1 Diagram B2, Type TDA15021H (IC7217, Hercules) Block Diagram A “...
  • Page 84 EN 84 LC4.8L LA 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 UVA1 UVA3 UVA5...
  • Page 85 Circuit Descriptions, Abbreviation List, and IC Data Sheets LC4.8L LA EN 85 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 controller Internal Internal...
  • Page 86 EN 86 LC4.8L LA 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 Block MCLK Keys...

  • Page 87: Spare Parts List

    Spare Parts List LC4.8L LA EN 87 10. Spare Parts List 10.1 Spare Parts List Not applicable for this chassis (LFL). 10.2 Diversity Table SSB 4213 1201 4214 1202 4215 2205 5202 2206 7202 2207 7203 2210 7204 2211 7205 2214 7208 2216...
  • Page 88 EN 88 LC4.8L LA Spare Parts List 3633 3761 4601 4710 4602 5700 4603 5704 4606 5709 4609 5712 4610 5713 4611 5730 4612 5733 4613 5735 4614 5737 4615 5738 4616 5752 4617 5753 4618 5754 4619 5756 4620 5757 4621 6701...
  • Page 89 Spare Parts List LC4.8L LA EN 89 3833 5904 3834 5905 3835 5906 3836 5907 3837 5908 3838 5909 3839 5910 3840 5911 3841 7900 4801 7901 7801 2A03 2900 2A12 2901 2A13 2902 3A02 2903 3A06 2904 3A10 2905 3A11 2906 3A13...
  • Page 90 EN 90 LC4.8L LA Spare Parts List 1J07 5L04 1J08 7L08 2J03 2M00 2J04 2M01 2J05 2M04 2J08 2M05 2J10 2M06 2J11 2M09 2J12 2M10 2J13 2M11 2J14 2M12 2J15 2M13 2J16 2M14 2J20 2M15 2J23 2M16 2J27 2M17 2J28 2M18 2J31 2M19...
  • Page 91 Spare Parts List LC4.8L LA EN 91 3N02 1P01 3N03 1P02 3N04 1P06 3N05 1P07 3N06 1P08 3N07 2P01 3N08 2P02 3N09 2P03 3N10 2P04 3N11 2P05 3N12 2P06 3N13 2P07 3N14 2P08 3N15 2P09 3N16 2P10 3N17 2P11 3N18 2P12 3N19 2P13...
  • Page 92 EN 92 LC4.8L LA Spare Parts List 2R01 6R63 2R13 6R64 2R15 6R65 2R33 6R66 2R42 6R67 2R46 6R68 2R47 7R12 2R60 7R57 2R61 2R62 2R63 2R64 2R65 2R66 2R68 2R69 2R70 2R71 2R72 2R73 2R74 2R75 2R78 2R79 2R80 2R83 2R84 3R06...

  • Page 93: Revision List

    Revision List LC4.8L LA EN 93 11. Revision List Manual xxxx xxx xxxx.0 First release. Model numbers described in this manual are: • 32PFL5312/78 (867000026424) • 37PFL7312/77 (867000030401) • 42PFL7312/78 (867000026423)

This manual is also suitable for:

32pfl5312/7837pfl7312/7742pfl7312/78

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