Philips LX7100SA/22 Service Manual

Philips LX7100SA/22 Service Manual

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1. For repair information on the SD4.00SA DVD Module, refer to Service Manual
"DVD Module SD-4.00SA_CH - 3122 785 12480".
2. For repair information on the Subwoofer SW7100SA/00, refer to Service
Manual "SW7100SA/00 - 3139 785 30480".
Service Manual
©
Copyright 2003 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 0333 Service Audio
Version 1.0
TABLE OF CONTENTS
Location of pc boards & Version variations ................ 1-2
Technical Specifications ............................................. 1-3
Measurement setup .................................................... 1-4
Service Aids, Safety Instruction, etc. .......................... 1-5
Reprogramming of DVD version matrix ..................... 1-7
Setting the TV system default .................................... 1-8
Disassembly Instructions & Service positions .............. 2
Service Test Programs .................................................. 3
Set Block diagram ...................................................... 4-1
Set Wiring diagram ..................................................... 5-1
Key & Control Boards .................................................... 6
ECO6 Tuner Board : Systems Cenelec ..................... 7B
Supply & Main Boards ................................................... 8
Power Amplifier Board ................................................... 9
AVC Board ................................................................... 10
Set Mechanical Exploded view & parts list ................. 11
Printed in The Netherlands
Subject to modification
LX7100SA/
Page
CLASS 1
LASER PRODUCT
GB
22
COMPACT
DIGITAL AUDIO
3139 785 30430

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Summary of Contents for Philips LX7100SA/22

  • Page 1 LASER PRODUCT © Copyright 2003 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.
  • Page 2 LOCATION OF PRINTED CIRCUIT BOARDS VERSION VARIATIONS: Type /Versions: LX7100SA Features & Board in used: Aux in / TV in / Line out Digital in / Digital out Center out Subwoofer out (Woofer Line out) Video out (CVBS / S-Video) Scart out YUV out Dolby Digital, DTS, Dolby ProLogic...
  • Page 3 SPECIFICATIONS GENERAL: AUDIO INPUTS / OUTPUTS: Input sensitivity Mains voltage : 110-127V/220-240V Switchable for /21 : 880mV ± 3dB 120V for /37 Aux in (at 1kHz) : 350mV ± 3dB TV in (at 1kHz) 220-230V for /22 Mains frequency : 50/60Hz Power consumption : <...
  • Page 4 MEASUREMENT SETUP Tuner FM Bandpass LF Voltmeter 250Hz-15kHz e.g. PM2534 e.g. 7122 707 48001 RF Generator e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz). Tuner AM (MW,LW) Bandpass LF Voltmeter...
  • Page 5 SERVICE AIDS Service Tools: ESD Equipment: Universal Torx driver holder ........4822 395 91019 Anti-static table mat - large 1200x650x1.25mm ... 4822 466 10953 Torx bit T10 150mm ..........4822 395 50456 Anti-static table mat - small 600x650x1.25mm ..4822 466 10958 Torx driver set T6 - T20 .........
  • Page 6 WAARSCHUWING WARNING Alle IC’s en vele andere halfgeleiders zijn All ICs and many other semi-conductors are gevoelig voor electrostatische ontladingen susceptible to electrostatic discharges (ESD). (ESD). Careless handling during repair can reduce life Onzorgvuldig behandelen tijdens reparatie kan drastically. de levensduur drastisch doen verminderen. When repairing, make sure that you are Zorg ervoor dat u tijdens reparatie via een connected with the same potential as the mass...
  • Page 7 - <Cursor Down> key 4 times - <Cursor Right> key 1 time - <Cursor Down> key 4 times 3) Message "(C)PHILIPS 01- 02 5580 W.WW.WW ..PXXXXXXXX Y.YY.Y" will be displayed on the TV screen: W.WW.WW - indicate the BEA software version number PXXXXXXXX - indicate the version matrix programmed Y.YY.Y...
  • Page 8 Setting the TV system default 1) Press <SYSTEM MENU> on the Remote Control to enter the User Preference Manual (UPM). 2) From the User Preference Manual on the TV screen, select TV SYSTEM to change the TV system default accordingly as shown in the table below: Version Region TV system default...
  • Page 9 DISMANTLING INSTRUCTIONS Dismantling of the Tuner Board and Main Board and AVC Board Dismantling of the Tuner Board and Main Board and AVC Board 1) Loosen 6 screws A to remove the Cover Top (pos 260). 2) Remove 3 screws B and uncatch 2 catches B1 (see Figure 3) Remove the Bracket PCB Mains (pos 259) by pressing 4) Remove 1 screw C (see Figure 2) and uncatch 2 catches - 2 screws each on the left &...
  • Page 10 DISMANTLING INSTRUCTIONS Dismantling of the Supply Board and Power Amplifier Board Dismantling of the DVD Module 1) Remove 7 screws D to loosen the Supply Board (pos 1) Use a Flat Head screw driver to give a push in the 1104-A) and Power Amplifier Board (pos 1103-1001).
  • Page 11 DISMANTLING INSTRUCTIONS Dismantling of the Front Panel Assembly Dismantling of the Key & Control Boards 1) Remove 7 screws H (see Figure 12 and Figure 13) and 2) Make sure to unplug the cable (if obstructed) before 1) Remove 1 screw K (see Figure 15) to loosen the 4) Remove 2 screws N (see Figure 16) to loosen the uncatch 2 catches H1 (see Figure 13) to loosen the Front separate the Front Panel Assembly from the set (see...
  • Page 12 DISMANTLING INSTRUCTIONS Service position A Service position D Use a insulation sheet to prevent any damaged or short-circuit of the boards. Service position B Service position E Use a insulation sheet to prevent any damaged or short-circuit of the boards. Service position F Service position C...
  • Page 13 SERVICE TEST PROGRAM To start service test program hold T & SOURCE depressed while plugging in the mains cord S refers to Service Mode Display shows the ROM version V refers to Version "S-Vyy" (Main menu) yy refers to Software version number of the uProcessor (counting up from 01 to 99) QUARTZ DISPLAY...
  • Page 14 SERVICE TEST PROGRAM To start service test program hold T & SOURCE depressed while plugging in the mains cord S refers to Service Mode Display shows the ROM version V refers to Version "S-Vyy" (Main menu) yy refers to Software version number of the uProcessor (counting up from 01 to 99) DVD SERVICE TEST...
  • Page 15 SET BLOCK DIAGRAM HEF4053BT FM-95.00 POWER AMP DIG_IN_CTRL BC369 & LD1117 BC369 UDA1351TS L3-BUS INTERFACE DIG_IN_CTRL SURROUND POWER AMP IEC958 DECODER CLK & TIMING CIRCUIT CENTRE POWER AMP MUTE_DVD FLI2200 MAINS TRAFO ADV7300 PLL / CLK SYNC GENERATOR GENERATOR INPUT LPS COIL OUTPUT SIGNAL...
  • Page 16 SET WIRING DIAGRAM 0385 TRAFO 340mm side 180mm 180mm 340mm MAIN 4P 140mm BD side AMPLIFIER 13P 340mm AD FOLD 7P 140mm BD 1580 5P 140mm BD SACD 180mm side 280mm 1615 6P 120mm 120mm FOLD side side SUPPLY VOLUME / IR 14P 120mm AD FOLD 1581 side...
  • Page 17 LCD MODULE BLOCK DIAGRAM LCD PANEL 48 * 15 DOTS with 38 ICONS KEY & CONTROL BOARDS IC AX6120 TABLE OF CONTENTS LCD Module - Block diagram .......... 6-1 INTERFACE LCD Module - Interface Pin Function ......6-1 Top Key Part - Layout & Circuit diagram ......6-2 SACD LED Part - Layout &...
  • Page 18 TOP KEY BOARD - COMPONENT LAYOUT TOP KEY BOARD - CIRCUIT DIAGRAM 1310 A3 1313 D3 1335 A2 2301 A1 3302 B2 3305 C2 3308 E2 1311 B3 1314 E3 1801 A1 3300 B2 3303 C2 3306 D2 3309 E2 1312 C3 1315 E2 2300 A1...
  • Page 19 SACD LED BOARD - COMPONENT LAYOUT SACD LED BOARD - CIRCUIT DIAGRAM 1580 A1 1581 B3 3530 B2 3531 C2 3532 C2 6580 B2 7580 C2 This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. SACD LED FE-ST-VK-N 1580...
  • Page 20 VOLUME & IR BOARD - COMPONENT LAYOUT This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. 3139 113 3481 pt1 dd wk0227 VOLUME & IR BOARD - CHIP LAYOUT This assembly drawing shows a summary of all possible versions.
  • Page 21 VOLUME & IR BOARD - CIRCUIT DIAGRAM 1235 A1 1236 A3 1237 C4 1242 C6 1243 C7 1244 D3 1245 C7 1246 C8 2211 D4 2212 D4 2214 B7 2215 A7 2216 A6 2217 C6 3213 C4 3214 C4 3215 C6 3216 A8 3217 A6 3218 B7...
  • Page 22 HEADPHONE BOARD - COMPONENT HEADPHONE BOARD - CHIP LAYOUT POWER ON/OFF BOARD - COMPONENT POWER ON/OFF BOARD - CHIP LAYOUT LAYOUT LAYOUT This assembly drawing shows a summary of all possible versions. This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram For components used in a specific version see schematic diagram and respective parts list.
  • Page 23 ELECTRICAL PARTS LIST - KEY & CONTROL BOARDS MISCELLANEOUS 1105 4822 276 13775 Tact Switch 3224 4822 117 12968 820R 5% 0,62W 1131 4822 267 10731 Flex Connector 6P 3300 4822 051 30151 150R 5% 0,062W 1235 4822 267 10756 Flex Connector 13P 3301 4822 051 30221...
  • Page 24 ELECTRICAL PARTS LIST - KEY & CONTROL BOARDS TRANSISTORS & INTEGRATED CIRCUITS 7210 9322 155 82667 IR Receiver TSOP2236ZC1 7580 5322 130 60159 BC847B Note : Only the parts mentioned in this list are normal service spare parts.
  • Page 25 7B-1 7B-1 BLOCK DIAGRAM ECO6 Tuner Board SYSTEMS CENELEC version: TABLE OF CONTENTS Blockdiagram ..............7B-1 Schematic Diagram ............7B-2 Component Layout............7B-3 Adjustment table .............7B-3 Electrical Partslist ............7B-4...
  • Page 26 7B-2 7B-2 1101 A2 5121 1102 B1 5122 1103 E2 5123 1110 B2 6105- VERSION PROGRAMMING COMPONENTS 1120 E14 6105- TUNER BOARD ECO6 1130 A2 6106 / SYSTEMS-CENELEC 1131 C2 6107 VERSION AM-IF1 1132 F13 6120 6120 3156 3157 3170 7111 5111 450kHz...
  • Page 27 7B-3 7B-3 1101 B5 1110 B4 1131 C5 2107 B3 2133 C1 2162 A4 5102 C4 5110 A2 5114 A2 5121 B2 7104 C4 9101 A2 9104 B1 9107 B4 9110 A4 TUNER ADJUSTMENT TABLE ( ECO6 Cenelec FM/MW - and FM/MW/LW - versions with AM-frame aerial ) 1102 B5 1120 A4 1132 A4...
  • Page 28 7B-4 7B-4 Electrical Partslist ECO6 SYSTEMS CENELEC MISCELLANEOUS RESISTORS DIODES ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 1101 2422 015 19376 SOCKET CLICKFIT 2P 3128 © 4822 117 11449 2,2kΩ 0,1W 6105 © 4822 130 83075 HN1V02H USA only LW only 1102 4822 267 10283 SOCKET COAX, IEC 75Ω...
  • Page 29: Table Of Contents

    Brief introduction of the Supply & Main Boards Supply Board The purpose of the Supply Board is to provide the rectified voltages for the other modules used in LX7000SA or LX8000SA with the exception of the Power Amplifier Module that has its own rectified supply circuitry onboard. The Supply Board provides outputs +12V, +5V6, +5V and +3V3 supply voltages.
  • Page 30: Supply Board - Component Layout

    SUPPLY BOARD - COMPONENT LAYOUT This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. 3139 113 3471 pt4 dd wk0333...
  • Page 31: Supply Board - Circuit Diagram

    SUPPLY BOARD - CIRCUIT DIAGRAM 1201 F1 6251 F2 1202 F1 6252 I4 1231 C13 6260 A2 1250 H6 6261 B2 1251 C1 6262 A2 1252 F1 6263 B2 7260 1290 7230 9260 L4941 7262 1260 H1 6290 C3 EH-B 1291 BD438 LM317P...
  • Page 32: Main Board - Circuit Diagram

    MAIN BOARD - CIRCUIT DIAGRAM 1901 A1 1908 B10 2901 D9 2905 D6 2909 E6 2913 E4 2999 D4 3904 D8 3908 E5 3913 E2 3917 D2 5902 E4 5906 A6 6903 D10 6907 D3 6911 D9 6916 E5 6921 D3 7905 E7 9904 B4 1905 A2...
  • Page 33: Main Board - Component Layout

    MAIN BOARD - COMPONENT LAYOUT ELECTRICAL PARTS LIST - SUPPLY & MAIN BOARDS MISCELLANEOUS 0012 4822 492 11735 SPRING TRANS 2910 2020 561 90365 100nF +80/-20% 50V 1201 9965 000 07786 Fuse RAD LT 4A 250V 2911 4822 124 41584 100uF 20% 10V 1202 9965 000 07786...
  • Page 34: Electrical Parts List

    ELECTRICAL PARTS LIST - SUPPLY & MAIN BOARDS RESISTORS 3297 4822 050 21003 10k 1% 0,6W 6291 4822 130 34173 BZX79-C5V6 3902 4822 050 21003 10k 1% 0,6W 6293 4822 130 34173 BZX79-C5V6 3903 4822 050 24705 4M7 1% 0,6W 6294 4822 130 34278 BZX79-C6V8...
  • Page 35 TECHNICAL REMARKS POWER AMPLIFIER BOARD TABLE OF CONTENTS Component Layout ............9-2 Chip Layout ..............9-3 Circuit Diagram (Part 1) ........... 9-4 Circuit Diagram (Part 2) ........... 9-5 Electrical parts list ............9-6...
  • Page 36 POWER AMPLIFIER BOARD - COMPONENT LAYOUT This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. 3139 113 3470 pt4 dd wk0315...
  • Page 37 POWER AMPLIFIER BOARD - CHIP LAYOUT This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. 3139 113 3470 pt4 dd wk0315...
  • Page 38 POWER AMPLIFIER BOARD - CIRCUIT DIAGRAM (PART 1) 0003 E1 1300 B1 1301 H1 1302 B12 +12A 1303-A G13 1303-B H13 1511 B2 1512 B2 2300 B3 2301 C3 2302 H4 2303 C4 2304 B4 2305 C4 2306 B11 2307 G4 # 4399 2308 F8 2309 G5...
  • Page 39 POWER AMPLIFIER BOARD - CIRCUIT DIAGRAM (PART 2) 1303-C G13 7302 C3 1303-D H13 7320 F8 1303-E H13 7321 F8 1305 H1 7322 E7 +50V 1510 B5 7325 A6 2350 H4 7326 B7 2351 H4 7327 B7 2352 G6 7328 C7 2354 H10 7329 E4 2355 H10...
  • Page 40 MECHANICAL PARTS LIST ELECTRICAL PARTS LIST - POWER AMPLIFIER BOARD 0003 3139 111 01460 SPRING CLIP IC 3350 4822 051 30393 39k 5% 0,062W 5314 4822 157 62255 Coil 18,5 Turns 3351 4822 051 30393 39k 5% 0,062W 5315 4822 157 62255 Coil 18,5 Turns 3352 4822 117 12925...
  • Page 41: Brief Introduction

    10-1 10-1 Brief introduction of the AVC (Audio, Video and Control) BOARD The AVC Board consists of the Microprocessor of the set, eeprom, RDS decoder, backlight control, video buffer and the following: a. IC CS4362 A 6 channel DAC IC CS4362 which interfaces with the DVD module. It accepts PCM data at sample rates from 4kHz to 192 kHz and DSD audio data.
  • Page 42: Top View Layout

    10-2 10-2 AVC BOARD - TOP VIEW LAYOUT Portion A Portion B 3139 113 3518 pt1 dd wk0315 This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. Portion C Portion D...
  • Page 43: Top View Layout (Mapping)

    10-3 10-3 AVC BOARD - TOP VIEW LAYOUT (MAPPING)
  • Page 44: Top View Layout (Portion A)

    10-4 10-4 AVC BOARD - TOP VIEW LAYOUT (PORTION A) This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagr...
  • Page 45: Top View Layout (Portion B)

    10-5 10-5 AVC BOARD - TOP VIEW LAYOUT (PORTION B) c version see schematic diagram and respective parts list. 3139 113 3518 pt1 dd wk0315...
  • Page 46: Top View Layout (Portion C)

    10-6 10-6 AVC BOARD - TOP VIEW LAYOUT (PORTION C)
  • Page 47: Top View Layout (Portion D)

    10-7 10-7 AVC BOARD - TOP VIEW LAYOUT (PORTION D)
  • Page 48: Bottom View Layout

    10-8 10-8 AVC BOARD - BOTTOM VIEW LAYOUT This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. 3139 113 3518 pt1 dd wk0315...
  • Page 49: Circuit Diagram (Part 1)

    10-9 10-9 AVC BOARD - CIRCUIT DIAGRAM (PART 1) 1130 C1 3167 I10 1150 B1 3168 I10 1180-A I1 3169 G12 AVC Circuit Diagram (Part 1) 1180-B G1 3170 G5 2100 A3 3171 H6 2101 A3 3172 H7 2102 C4 3173 H7 2103 F2 3174 H8...
  • Page 50: Circuit Diagram (Part 2)

    10-10 10-10 AVC BOARD - CIRCUIT DIAGRAM (PART 2) 1230 B12 1231 E12 1232 F11 AVC Circuit Diagram (Part 2) 2200 E2 2201 D1 3204 3205 2202 D3 2203 E3 2204 E3 2205 D4 2206 E8 2230 B8 7231 7232 2231 D8 3206 BC857B...
  • Page 51: Circuit Diagram (Part 3)

    10-11 10-11 AVC BOARD - CIRCUIT DIAGRAM (PART 3) 1332 C13 3364 G11 1380-1 F13 3365 H12 1380-2 G13 3367 G12 2300 C2 3368 C3 AVC Circuit Diagram (Part 3) 2301 A6 3370 F3 3302 GND_S 2302 A9 3382 B11 3351 2303 A8 3383 C11...
  • Page 52: Circuit Diagram (Part 4)

    10-12 10-12 AVC BOARD - CIRCUIT DIAGRAM (PART 4) 1400 I1 5400 F3 1401 B12 5401 F4 1402 C12 5410 G3 Provision in layout only AVC Circuit Diagram (Part 4) 1403 D12 5411 G4 1421 A6 5420 I3 1422 B1 5421 I4 DC voltage measured in DISC mode STOP +12A...
  • Page 53: Circuit Diagram (Part 5)

    10-13 10-13 AVC BOARD - CIRCUIT DIAGRAM (PART 5) 1530 A8 3586 B9 1531 A14 3587 A3 2530 H3 3588 A6 AVC Circuit Diagram (Part 5) 2531 H2 3589 B2 2532 I3 3590 B5 FE-BT-VK-N 2533 I2 3592 C7 +5V6 +5V6 2550 D4 3596 B10...
  • Page 54: Circuit Diagram (Part 6)

    10-14 10-14 AVC BOARD - CIRCUIT DIAGRAM (PART 6) 1601 C7 3630 F9 1602 C7 3631 F10 1630 F1 3632 F10 Provision in layout only AVC Circuit Diagram (Part 6) 2600 B10 3633 F10 2601 B11 3634 F11 2602 B12 3635 F9 DC voltage measured in DISC mode PLAY 2603 C10...
  • Page 55 10-15 10-15 AVC BOARD - CIRCUIT DIAGRAM (PART 7) 1180-C H5 1380-3 F1 1380-4 D1 AVC Circuit Diagram (Part 7) 1380-5 G1 2701 G7 2705 F6 2706 F6 2709 A2 7732 2710 E2 +5V6 LD1117DT33 2711 D2 7734 2713 B4 3711 BC369 +3V3_DI...
  • Page 56: Electrical Parts List

    10-16 10-16 ELECTRICAL PARTS LIST - AVC BOARD ELECTRICAL PARTS LIST - AVC BOARD MISCELLANEOUS 1130 4822 265 11515 Flex Connector 8P 2140 4822 124 40769 4,7uF 20% 100V 2300 2238 586 59812 100nF +80/-20% 50V 2389 4822 126 14583 470nF 10% 16V 1180 4822 267 31449...
  • Page 57 10-17 10-17 ELECTRICAL PARTS LIST - AVC BOARD ELECTRICAL PARTS LIST - AVC BOARD CAPACITORS 2568 4822 126 14223 2,2pF 50V 2650 4822 126 14241 330pF 50V 2731 2020 552 94427 100pF 5% 50V 3155 4822 051 30272 2k7 5% 0,062W 2569 4822 122 33761 22pF 5% 50V...
  • Page 58 10-18 10-18 ELECTRICAL PARTS LIST - AVC BOARD ELECTRICAL PARTS LIST - AVC BOARD RESISTORS 3246 4822 052 10109 10R 5% 0,33W 3355 4822 051 30102 1k 5% 0,062W 3501 4822 051 30103 10k 5% 0,062W 3551 4822 051 30103 10k 5% 0,062W 3247 4822 117 13632...
  • Page 59 10-19 10-19 ELECTRICAL PARTS LIST - AVC BOARD ELECTRICAL PARTS LIST - AVC BOARD RESISTORS 3615 4822 051 30123 12k 5% 0,062W 3666 4822 051 30101 100R 5% 0,062W 4200 4822 051 30008 0R Jumper 0603 7150 3198 010 42310 BC847BW 3616 4822 117 12903...
  • Page 60 10-20 10-20 ELECTRICAL PARTS LIST - AVC BOARD TRANSISTORS & INTEGRATED CIRCUITS 7636 4822 209 30095 IC SM LM833D 7660 3198 010 42310 BC847BW 7661 3198 010 42310 BC847BW 7730 5322 209 14481 IC SM HEF4053BT 7731 9352 655 87118 IC SM UDA1351TS/N1 7732 4822 209 17398...
  • Page 61 11-1 11-1 SET MECHANICAL EXPLODED VIEW Exploded View_3139 119 37320_dd wk0327...
  • Page 62 Bracket AV PCB 9965 000 17047 Keyhole Bracket+Screw Packing M3 x 8 0256 3139 114 75790 Bracket Shield DVD 9965 000 17046 Philips Logo D3 x 10 0259 3139 114 75780 Bracket PCB Mains 0261 3139 113 27220 Foot Rubber...

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