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Philips HTS3371/94 Service Manual

Philips HTS3371/94 Service Manual

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Service Manual
©
Copyright 2009 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
RY0941
Service Audio Printed in The Netherlands Subject to modification
Version 1.0
TABLE OF CONTENTS
Location of PCB Boards ............................................ 1-2
Versions Variation ...................................................... 1-2
Specifications ............................................................ 1-3
Measurement Setup .................................................. 1-4
Service Aids .............................................................. 1-5
ESD & Safety Instruction .......................................... 1-6
Lead-free soldering Information ................................ 1-7
Setting procedure & Repair Instructions........................ 2
Disassembly Instructions & Service positions .............. 3
Block & Wiring Diagram ................................................ 4
DISP+LED+VOL Board.................................................. 5
MAIN+Y.U.V Board ........................................................ 6
Power Board .................................................................. 7
MP3 IN+MIC Board........................................................ 8
Mechanical Exploded View & Part List .......................... 9
Revision List ................................................................ 10
1 - 1
Chapter
HTS3371/
94
GB
3139 785 35160

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Summary of Contents for Philips HTS3371/94

  • Page 1 Revision List ..............10 © Copyright 2009 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 Pcb Boards

    1 - 2 LOCATION OF PCB BOARDS Y.U.V PCB MAIN PCB LED PCB DISPLAY PCB POWER PCB VOLUME PCB MP3 IN & MIC PCB VERSION VARIATION: Type/Versions HTS3371 Features Output Power - 1000W Voltage (220-240V) SERVICE SCNARIO MATRIX: HTS3371 Type/Versions Board in used MAIN+Y.U.V Board Power Board...
  • Page 3: Specifications

    1 - 3 SPECIFICATIONS Playback media Speakers DVD-Video, DVD+R/+RW, DVD-R/-RW, DVD+R DL, CD- R/CD-RW, AudioCD, Video CD/SVCD, Picture CD, MP3-CD, System ............full range satellite WMA-CD, DivX-CD, USB fl ash drive Speaker impedance ....4 ohm (centre), 4 ohm (front/rear) Speaker drivers .................
  • Page 4 1 - 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). Use Audio Signal Disc SBC429 4822 397 30184 (replaces test disc 3)
  • Page 5 1 - 5 SERVICE AIDS Service Tools: Universal Torx driver holder .........4822 395 91019 Torx bit T10 150mm ...........4822 395 50456 Torx driver set T6-T20 .........4822 395 50145 Torx driver T10 extended ........4822 395 50423 Compact Disc: SBC426/426A Test disc 5 + 5A ......4822 397 30096 SBC442 Audio Burn-in test disc 1kHz ....4822 397 30155 SBC429 Audio Signals disc .........4822 397 30184 Dolby Pro-logic Test Disc ........4822 395 10216...
  • Page 6 1 - 6...
  • Page 7 1 - 7...
  • Page 8 In open mode, press “1“ “5“ “9“ on R/C the software upgrade? b) Press “ok” button to confi rm c) TV will show message as below: Cancel Current model HTS3371/94 Version: XX.XX.XX Release:XXXX.XX.XX f) Select “OK”, OSD will show: region Servo:XX.XX.XX.XX 8032:XX.XX.XX.XX...
  • Page 9 2 - 2 2 - 2 REPAIR INSTRUCTIONS (ONE)
  • Page 10 2 - 3 2 - 3 REPAIR INSTRUCTIONS (TWO)
  • Page 11 2 - 4 2 - 4 REPAIR INSTRUCTIONS (THREE)
  • Page 12 3 - 1 3 - 1 DISASSEMBLY INSTRUCTIONS Dismantling of the Front Panel Assemble 3) Loosen 6 screws and remove the Top Cover by lifting the rear portion upwards before sliding it out towards the rear. - 1 screw “A” each on the left & right side as shown in gure 4. 1) Open the DVD Tray by using the Open/Close Button while the Set is ON and disconnect the mains supply after removing the Tray - 4 screws “B”...
  • Page 13 3 - 2 3 - 2 Dismantling of the DISP+LED+VOL&MP3 IN Board SERVICE POSITIONS 1) Loosen 10 screws “E” on the top of DISP+LED+VOL&MP3 IN Board as shown in gure 8. Service position A Figure 8 Dismantling of the Power Board 1) Loosen 4 screws “F”...
  • Page 14 4 - 1 4 - 1 BLOCK DIAGRAM Sanyo / Sony pick up VF D Display AS A DVD Loader B+5V IC V 5888 V- CL K VF D DR IV ER V- CS V- DAT A PT6311 Loader motor driver KE Y 1080P 3.3V...
  • Page 15 4 - 2 4 - 2 WIRING DIAGRAM...
  • Page 16 5 - 1 5 - 1 FTD DISPLAY PIN ASSIGNMENT VFD+JACK+VOL+STANDBY BOARD TABLE OF CONTENTS FTD Display Pin Assignment ............. 5-1 Circuit Diagram ................. 5-2 PCB Layout Top & Bottom View ............5-3 PIN CONNECTION...
  • Page 17 5 - 2 5 - 2 CIRCUIT DIAGRAM C380 B1 C384 C1 C387 A2 C390 B2 C395 C4 DP351 A2 Q351 C1 R3051 B1 R3054 B1 R3057 C1 R3060 C1 R3063 B1 R3068 A3 R3072 C1 RB351 C4 RB357 C1 TA351 A1 TA354 C1 ZD310 C1...
  • Page 18 5 - 3 5 - 3 PCB LAYOUT - TOP VIEW C386 C391 DP351 A2 ESD4 ESD6 J351 J353 J355 J357 J359 LD351 RB355 A1 RB357 B1 SN351 B3 TA352 TA354 VR351 A3 C389 C392 ESD1 ESD5 ESD7 J352 J354 J356 J358 J363...
  • Page 19: Internal Ic Diagram

    INTERNAL IC DIAGRAM - TAS5508B Power Supply MCLK PWM_MPP and M PWM Section XTL_OUT PWM_MPP and M XTL_IN Soft Soft Loud Com p DRC Emph Interpolate SR C NS PW M Blquads Tone Vo l Block PWM AP and AM1 L Front PLL_FLTM PLL_FLT P Soft...
  • Page 20 6 - 2 6 - 2 CIRCUIT DIAGRAM - part one C4000 B4 C4010 B3 C4023 B4 C4035 A4 C4045 A4 C407 B1 C409 B1 C421 B1 C434 D3 C447 D4 C460 D4 C471 B3 C484 C4 C497 B4 D410 D2 IC406 D2 L409 B4 R402 A1...
  • Page 21 6 - 3 6 - 3 CIRCUIT DIAGRAM - part two C0201 C2 C0217 D1 C0240 D4 C0603 C4 C204 B2 C220 A3 C236 A4 C601 C4 C722 A3 C805 B1 C822 B2 C837 A2 CE207 D1 CE807 D1 CO254 A2 FB209 C1 FB707 C2 IC206 D4...
  • Page 22 6 - 4 6 - 4 CIRCUIT DIAGRAM - part three C301 A1 R301 A1 R318 A1 C330 A2 R329 A2 C340 A3 R711 A3 C353 B1 R346 B1 R356 B1 R332 B2 C351 B3 R389 B3 R3032 C1 C906 D1 CE903 D1 R928 D1 C935 D2...
  • Page 23 6 - 5 6 - 5 PCB LAYOUT - TOP VIEW C0202 A2 C214 C1 C261 C2 C343 B2 C4010 C4 C407 D4 C438 C4 C482 C4 C711 A1 C816 C1 C844 C1 CN301 B1 FB210 D2 FB803 D1 IC402 C4 JK702 A4 L412 B3 Q705 A4...
  • Page 24 6 - 6 6 - 6 PCB LAYOUT - BOTTOM VIEW C0201 C4 C0218 B3 C0241 A1 C206 B4 C308 A3 C4002 A2 C4039 B2 C409 D1 C446 B1 C469 B1 C509 C2 C735 B3 C902 D2 CE207 D3 CE307 C4 CE321 B3 CE802 D3 D409 A2...
  • Page 25 7 - 1 7 - 1 INTERNAL IC DIAGRAM - AZ431 CATHODE POWER BOARD TABLE OF CONTENTS Internal IC Diagram ................7-1 ANODE Circuit Diagram .................. 7-2 PCB Layout Top View ............... 7-3 PCB Layout Bottom View ..............7-4...
  • Page 26: Circuit Diagram

    7 - 2 7 - 2 CIRCUIT DIAGRAM BD901 A1 C910 D3 C923 D2 C936 B2 C947 C3 C957 A4 C965 C3 C974 B4 C985 B3 D903 B3 D914 A4 D924 A3 IC905 B4 L908 A3 Q911 B3 R904 C1 R914 C1 R924 A3 R933 C2...
  • Page 27: Pcb Layout Top View

    7 - 3 7 - 3 PCB LAYOUT - TOP VIEW BD901 B1 C905 B2 C918 C1 C941 A2 C961 B4 C968 C3 C975 C4 CN904 B4 D909 B2 D919 A3 F901 D2 IC905 B4 J906 C2 J911 A4 J917 A4 J922 B4 J927 B4 L902 B1...
  • Page 28: Pcb Layout Bottom View

    7 - 4 7 - 4 PCB LAYOUT - BOTTOM VIEW C907 B1 C928 A1 C938 A2 C947 B2 C955 B1 C967 B2 C983 B2 D904 B1 D928 B1 Q907 B1 R905 D4 R911 B1 R919 A1 R926 A2 R934 A3 R939 B2 R956 B1 R965 B2...
  • Page 29 8 - 1 8 - 1 MP3 IN+MIC BOARD TABLE OF CONTENTS Circuit Diagram .................. 8-1 PCB Layout Top & Bottom View ............8-2...
  • Page 30 8 - 2 8 - 2 CIRCUIT DIAGRAM C383 A3 FB351 A1 FB352 A1 FB355 A3 FB356 A3 FB357 A3 JK351 A2 R3079 A1 R3080 A1 RB352 A1 RB354 A2 USB351 A3 RB352 JK 351 FB 351 C 383 MP3L USB 351 R 3079 RB354...
  • Page 31 8 - 3 8 - 3 PCB LAYOUT - TOP VIEW PCB LAYOUT - BOTTOM VIEW J360 J361 JK351 JK352 RB352 A1 RB353 A1 RB354 A2 USB351 A2 C383 A1 C393 A2 C394 A2 FB351 A2 FB352 A2 FB353 A2 FB354 A2 FB355 A1 FB356 A1 FB357 A1 R3079 B2 R3080 B2...
  • Page 32 9 - 1 9 - 1 Mechanical Exploded View A=7+28+8...
  • Page 33 996510021942 RUBBER FOOT D14xH4.2 IC406 996510020341 IC 8P D4558 SOP SILICORE 996510021089 DISP+LED+VOL PCB ASSY IC407 996500023948 IC 14PIN 74HCU04D PHILIPS CABLE 996500013058 RCA CABLE 2P 1.2M IC501 996510012505 IC 48P CS48540-CQZ LQFP CIR 996510004177 T ANTENNA FEMALE PLUG IC801...
  • Page 34 Loc. Alt Part No. safety Description POWER PCB C952 996500027124 COND METAL 1.5UF 250V DC C952 996510018266 COND METAL 1.5uF 250V DC CN901 996500015936 CONNECTOR 4PIN P=3.96MM CN901 996510018268 CONNECTOR 4P P=3.96mm180’ CN903 996500015901 CONNECTOR 6 PIN P=2.0MM CN904 996510021055 CONNECTOR B7B-XH-A 7 PIN CN905 996500017360...
  • Page 35: Revision List

    10-1 REVISION LIST Version 1.0 *Initial release #=Alternative Codes =Safety Symbol...