Philips-BDP-2900-Service-Manual(1) 电路图 维修手册.pdf
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1、BDP2900/F7/12/05/55 Copyright 2012 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
2、 prior permission of Philips. Blu-ray Disc Player Version 1.0Version 0.0 Published by SS_SL BG LE Printed in The Netherlands Subject to modification TABLE OF CONTENTS Chapter Technical Specification, PCBs Location. 1 Safety Instruction 2 Instruction for Use 3 Mechanical and Dismantling Instructions.
3、 4 Service Modes, Troubleshooting. 5 Overall Block Diagram, Wiring Diagram. 6 Electrical Diagram 7 Exploded View Diagram 5) The software will updagrde and screen will display as below: Upgrade is ongoing, Please wait Please do not unplug or switch off the device. 6) Restart the set. B) Update softwa
4、re via USB Flash Drive: 1) Go to to check if the latest software version is available for this player. 2) Download the software onto a USB flash drives root DIR named UPG_ALL. 3) Insert the USB flash drive to the USB jack of the rear panel. 4) In the Home menu, select -. 5) Then press OK 6) youll se
5、e now searching for new software, please wait. 7) Waiting, the youll see software for this player has been found . 8) Then select Start and press OK 9) then youll see upgrade is ongoing ., wait until it ends. 10) Player will restart automatically or press Restart now to restart, after restarting the
6、 upgrade ends. subinfo:xxxx system SW:xxxx ethernet MAC:xxxxxxxx 1-3 2.0 Safety instruction 1. General safety Safety regulations require that during a repair: . Connect the unit to the mains via an isolation transformer. . Replace safety components indicated by the symbol Only by components identica
7、l to the original ones. Any Other component substitution (other than original type) May increase risk of fire or electrical shock hazard. Safety regulations require that after a repair, you must Return the unit in its original condition. Pay, in particular, Attention to the following points: . Route
8、 the wires/cables correctly, and fix them with the mounted cable clamps . Check the insulation of the mains lead for external Damage . Check the electrical DC resistance between the mains Plug and the secondary side: 1) Unplug the mains cord, and connect a wire between The two pins of the mains plug
9、. 2) Set the mains switch the “on” position (keep the Mains cord unplug). 3) Measure the resistance value between the mains plug and the front panel, controls, and chassis bottom. 4) Repair or correct unit when the resistance measurement is less than 1M 5) Verify this, before you return the unit to
10、the customer/user (ref. UL-standard no. 1492). 6) Switch the unit “off”, and remove the wire between the two pins of the mains plug. 2. Laser safety This unit employs a laser. Only qualified service personnel May remove the cover, or attempt to service this device (due to possible eye injury). Laser
11、 device unit Type :Semiconductor laser GaAIAs Wavelength :650nm (DVD) :780nm (VCD/CD) Output power :7mW(DVD) :10mW(DVD/CD) Beam divergence:60 degree Note: Use of controls or adjustments or performance of procedure other than those specified herein, may result in hazardous radiation exposure. Avoid d
12、irect exposure to beam. 2- 1 3.0 Instruction for Use You can download this information from the following websites: 3-1 4.0 MECHANICAL AND DISMANTLING INSTRUCTIONS The following guidelines show how to dismantle the player. Step1: Remove 3 screws around the Top Cover, and then remove the Top Cover 4-
13、 1 Step3: Remove the 9 screws on board to dismantle the DVD BOARD remove the door from the tray; No display , and buttons do not work No No No Yes Yes No display on LED DISPLAY, and buttons do not work Check every supply voltage on main board is normal Refer to Power supply board part Correct connec
14、tion Replace PU4 or LED DISPLAY Yes Go Yes No Check +5V,+12V, voltage on the power board DATA,CLK,STB,on the power board 1.Check whether bad solder exists on PU4 and pins of LED DISPLAY 2.Check whether the circuit connected to PK1, PK2 is broken. Fix the power board Trouble shooting chart 5-1 Check
15、the signals of the PU4s Check the PU4 power supply (PU4.7= +5V and PU4.21= +5V) Remote control does not work Go Yes Yes Remote control does not work NO Replace the battery for remote controller Check whether the remote controllers battery is exhausted or not. Check the Power supply board part Replac
16、e IR1 NO Trouble shooting chart 5-2 Check the IR1 power supply is OK Check whether bad solder exits on IR1pins Yes Fix the connection NO Yes Cant read disc or cant open the disk door Yes Check the connection of the 16PIN cable from PJ1 on the Power Board. Cant read disc or cant open the disk door Ch
17、eck 40pin and 8pin cable from main board connection to the loader is normal Check the U409 and the peripheral components near them on the main board NO GO Check whether the DVD loader running is normal Fix the connection NO Yes Trouble shooting chart 5-3 11 ?LDO/?100UA/?300MA close to LDO close to D
18、C/DC STBY 3.3V POWER STBY 3.3V POWER 100MA(Max) VCC R/R to Q3.b 5.000V 0.772V 4.532V 0.700V 3.885V 0.600V 3.237V 0.500V Select drop off quickly standby power net close to IC RESET CIRCUITRESET CIRCUIT Resistor value can tune for best power sequence; put FB6 nearby Motor Driver put FB6 nearby Motor D
19、river VCC_1 SWITCH G DS 3.3V OPTION2# CIRCUIT DC_EN DC_EN VCC_32014805 DC_EN OPWRSB DC_EN RESET_ VCC_1 POWER_EN OPWRSB OPWRSB# POWER_EN OPWRSB# 3.3V VCC 3.3V_STBY VCC VCC 1.5V P2_GND P2_GND VCC 1.2V VCC 3.3V_STBY VCC_1 MVCC_T VCC MM 3.3V_STBY 3.3V_STBY 3.3V_STBY 3.3V M VCC OPWRSB6 RESET_6 DC_EN4 R10
20、1 10K R101 10K R24 10K R24 10K C215 0.1uF/10V C215 0.1uF/10V Q5 SST3904/NC Q5 SST3904/NC 1 32 C145 10uF/6.3V C0805/SMD C145 10uF/6.3V C0805/SMD R1390 10K/NC R1390 10K/NC C10NCC10NC Q82307/NC SOT23/SMD Q82307/NC SOT23/SMD 1 23 R103 2.74K_1% R103 2.74K_1% C11 10uF/10V/X5R C11 10uF/10V/X5R R99100R99100
21、 R5110K/NCR5110K/NC C843 1uF/25V/NC C843 1uF/25V/NC C2 10uF/10V/X5R C2 10uF/10V/X5R C236 10uF/10V/X5R C236 10uF/10V/X5R R23 1K/NC R23 1K/NC U4 G5725ADJT11U U4 G5725ADJT11U EN 1 GND 2 LX 3 VIN 4 FB 5 C25 22uF/6.3V/X5R/NC C25 22uF/6.3V/X5R/NC Q2 (PMOS)SI2307/NC Q2 (PMOS)SI2307/NC U5 AT1526P11U U5 AT15
22、26P11U VCC 1 REF 2 GND 3 FB 4 EN 5 PGND 6 LX 7 VIN 8 R32 10K/NC R32 10K/NC R181 10K_1% R181 10K_1% Q4 SST3904/NC Q4 SST3904/NC1 32 C845 2.2uF/NC C845 2.2uF/NC R8550RR8550R Q13 2N3904 Q13 2N3904 1 32 U17 LM1117S-3.3V U17 LM1117S-3.3V ADJ 1 IN 3 OUT 2 OUT1 4 R180 30K_1% R180 30K_1% R3 10/0603 R3 10/06
23、03 C30 0.1uF/10V/NC C30 0.1uF/10V/NC FB6 BLM18P ASD/L_0805 FB6 BLM18P ASD/L_0805 R5 15K/1% R5 15K/1% R1401K/NCR1401K/NC C7 0.1uF C7 0.1uF Q12 2N3904 Q12 2N3904 1 32 C4 0.1uF C4 0.1uF R853NCR853NC R179 10K R179 10K C5 0.1uF C5 0.1uF +CE11 100uF/6.3v/NC +CE11 100uF/6.3v/NC C214 0.1uF/10V C214 0.1uF/10
24、V C144 0.1uF/6.3V C144 0.1uF/6.3V R13880R/0805R13880R/0805 +CE3 220uF/6.3V +CE3 220uF/6.3V 12 CE9 0.1uF CE9 0.1uF R102 15K_1% R102 15K_1% R98 3.3K R98 3.3K +CE10 220uF/6.3V +CE10 220uF/6.3V 12 R6 0R/NC R6 0R/NC C8 0.1uF C8 0.1uF C168 0.1uF/6.3V C168 0.1uF/6.3V CE4 10uF/10V/X5R CE4 10uF/10V/X5R R1 10
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