Philips-HTD-3510-Service-Manual(1) 电路图 维修手册.pdf

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1、PHILIPS . DFU Instruction.2- 1 . Revision List.11- 1 Home Theater DVD Player . Location of PCB Boards,Version Variation and Repair Scenario Matrix.1- 2 Published by - 1 Printed in The Netherlands Subject to modification 3141 785 3915 Version 1. Service HTD3510/12/98/93/51/55/X78/77/G94 RadioFans.CN

2、收音机爱 好者资料库 PCB Board Locations: 1- 2 VERSION VARIATIONS Type / Versions Service Policy/12/51/98/93X/78/55/77G/94 MAIN BOARDM+C M+C M+C M+C M+C M+C M+C M+C M+C M+C M+C M+C M+C M+C M+C M+C POWER BOARDM+C M+C M+C M+C M+C M+C M+C M+C LOADERMMMMMMMM Tips Board in used FRONT CONTROL BOARD C - - Component

3、Lever Repair M - - Module Lever Repair X - - Used HTD3510 RadioFans.CN 收音机爱 好者资料库 1- 3 RadioFans.CN 收音机爱 好者资料库 1- 4 1- 5 1- 6 1- 7 1- 8 DFU Instrutions 2- 1 2- 2 2- 3 2- 4 2- 5 2- 6 2- 7 2- 8 Detailed information please refer to the model set. (Figure 1) Detailed information please refer to the mode

4、l set. Dismantle the main board.Disconnect connectors(XP221,XP82,XS751),remove 2 screws on the board and 6 screws on back panel.(Figure 3) Dismantle the power board.Remove 4 screws on the board.(Figure 3) Dismantle the front panel and the front control board.Loosen the 2 buckles on both sides and 2

5、buckles under bottom cover,then remove 5 screws on the front control board(Figure 4) Software Upgrade : Preference 4- 1 5- 1 Trouble shooting Chart No audio outputCheck the power board Check whether the +34.5V power is right at the CN503 on power board No audio output Go No Check whether the voltage

6、 of CE514 is over 0.7V. No Yes Yes Check D533, C533, CE533, CE535, R544, R545, ZD532, or replace the power board No Check R580, Q561, D561, ZD531, U531, D532, ZD533ZD534R540, or replace the power board Check whether the main board is operated Check the am board, turn to item” No audio output” Yes Ch

7、eck whether the voltage of CE532 is over 9V Yes Check D516R567R561, R562, or replace the power board Check the main board, turn to item” No audio output” NO 5- 2 Trouble shooting Chart No display on VFD, and buttons do not workCheck the power board No display on VFD, and buttons do not work Check ev

8、ery supply voltage on main board is normal 5V,. Check the main board, turn to item “No display on VFD, and buttons do not work” Go Yes No Check whether voltage of CE501 is multiply 1.4 by r.m.s voltage of AC input. No Check F501, RV501, BD501 Yes Check whether voltage of CE504 is between 10V and 18V

9、 Check T501, D505, ZD504ZD503, D512 ,R508,JP505 Or replace the power board. No Check D509, D510, R520, R511, R512, C504, CE509, CE510, JP511 or replace the power board Yes Check Q501Q502R522R504R509 CE505U501 Or replace the power board. Check whether voltage of CE505 is between 5.8V and 6.2V Yes No

10、5- 3 Trouble shooting Chart No display on LED, and buttons do not work No No Yes Yes No display on LED, and buttons do not work Check XP3 pin14 It should be 5V Check the main board SPI signal (U20 :pin17,18,19) Correct connection Replace U301 or LED Yes NO No Check the front board signals VSCLK,VSDA

11、,VSTB (XP3 : pin9,10,11) 1.Check the LED board whether bad solder exists on U301 and pins of LED 2.Check whether the circuit connected to S608, S609, S610, S611 are broken. Check Q751 in main board Replace Q751 Yes NO Replace Main Board 5- 4 Trouble shooting Chart No audio output refer to Check 34v

12、voltage on AMP board is normal Check the signals of I2S (U20 Pin 34,35,36,42,43,44) Replace main board Yes No audio output Yes NO NO Check the I2S signals (U481 Pin 7,8,9,10,11,20) Yes Check the PCB Layout NO Yes Check the PWM signals (U481 Replace U481 NO Replace the speaker Check the AMP IC Output

13、 (U483 U484) NO Replace U483,U484 Yes Yes 5- 5 Trouble shooting Chart Remote control does not work Go Yes NO Yes Remote control does not work NO Replace the battery for remote controller Check whether the remote controllers battery is exhausted or not. In the front control board,check IR601 pin1 Wav

14、eform Replace IR601 YES In the main board U20 pin 16 waveform NO Check the pcb layout Replace main board YES 5- 6 Trouble shooting Chart Cant read disc or cant open the disk door I Yes Check the connection 4pin cable from the main board Cant read disc or cant open the disk door Check 24pin cable fro

15、m main board connection to the loader is normal Replace the loader NO GO Check whether the DVD loader running is normal Fix the connection the 24pin cable NO Yes Check if U20 (pin110,111) voltage is normal Replace main board NO Check if XP100 (pin2,6) voltage is normal Relace Q100,Q101 Yes Yes NO 5-

16、 7 Trouble shooting Chart No video display Check if R899 is on For Indian ,please check CE881 Go No No Video display Add R188,For Indian ,add CE881 Replace the main board Yes 5- 8 Trouble shooting Chart No output by Optical in Go No No output by Optical in Yes Check system power supply Check U451 po

17、wer supply pin5 Replace U451 Check the Optical connector P451 No Fix P451 in mainboard Yes 5- 9 Trouble shooting Chart No output by Aux IN Go No No output by Aux in Yes Replace U5 Check U211 pin1 , 2 Replace Main board Check U361 pin1 ,12 No Fix Aux In line to main board Yes Check U211 I2S output pin9 , 10,11,12 Yes No Replace U211 + + TOPTOP 8- 1 8- 2 Block Diagram for main IC SPHE8203R 9- 1 9- 2 9- 3 9- 4 Initial Release for HTD3510/12. Initial Release for HTD3510/51/98/93/X78/55/77/G94.