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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 MW 0363 Service PaCE...
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Safety Instructions, Warnings, Notes, and Service Hints DVD625 /0x1 EN 3 2. Safety Instructions, Warnings, Notes, and Service Hints Safety Instructions Warnings 2.1.1 2.2.1 General Safety General • Safety regulations require that during a repair: All ICs and many other semiconductors are susceptible to electrostatic discharges (ESD, ).
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4822 395 50145 SUBTITLE 7:Set to setup configuration of – Set (square, T10, T15, T20to T20 4822 395 50132 DVD625 / 001 SUBTITLE 7:Set to setup configuration of Revision Information DVD625 / 021 SUBTITLE 7:Set to setup configuration of DVD625 / 051 : 1.0...
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Directions for Use DVD625 /0x1 EN 5 3. Directions for Use...
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Dismantling Instructions, and Exploded Views DVD625 /0x1 EN 17 4. Dismantling Instructions, and Exploded Views Figure 4-1 Dismantling Instructions...
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Dismantling Instructions, and Exploded Views EN 18 DVD625 /0x1 Figure 4-2 Exploded View...
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Diagnostic Software, Trouble Shooting and Test Instructions DVD625 /0x1 EN 19 5. Diagnostic Software, Trouble Shooting and Test Instructions Diagnostic Software reserved. It will be prepared later System working procedure for MediaTeK DVD-Player (MT1379 + MT1366 Power on 1. Initialize related registers (servo, DSP, RISC) 2. Move code related with RISC to SDRAM 3. Reset RISC Display LOGO...
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Diagnostic Software, Trouble Shooting and Test Instructions EN 20 DVD625 /0x1 Maintenance Flow Chart Start Replace extainal Confirm if AC is compatible with PSU or a the DVD-Player require transform need Power on Voltages 1. Check Cable in all pins of item 1601 are 2. Replace PSU if Mono PWB is not short, otherwise find out normal? where short first Check regulator LD1117 (item7601) and diode 1N4002 (item6604) DV33 and V25 and peripheral circuit normal? Display LOGO? Main Clock 1. Check oscillation circiut. normal? reset signal 1. Check reset circiut. normal? signal on FLASHl Check peripheral circiut of FLASH normal? signal on SDRAM...
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Diagnostic Software, Trouble Shooting and Test Instructions DVD625 /0x1 EN 21 If will the tray Signal Check the position-switch close automatically when TROUT and TRIN is in LOADER it is open correct? Signal Check the circuit between TRCLOSE & TROPEN MT1336 and driver IC correct? (item7603) Signal Check Motor driver IC LOAD+ & LOAD-...
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Diagnostic Software, Trouble Shooting and Test Instructions EN 22 DVD625 /0x1 Check the peripheral Signal circuit of MT1366 When read disc, LDO1 and LDO2 is Check the peripheral Laser ON OK? normal? circuit of two transistor (item 7620 & 7621) Voltage of Check the peripheral TP22 &TP24...
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Diagnostic Software, Trouble Shooting and Test Instructions DVD625 /0x1 EN 23 Signal TEO Check MT1336 and its (pin21 of MT1336) Track on OK? peripheral circuit. normal? Signa TRSO Check the TRSO connection (pin13 of MT1379) between MT1379 (pin13) and normal? MT1336 (pin26) Signa l Check MT1336 and its T+ & T-...
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Diagnostic Software, Trouble Shooting and Test Instructions EN 24 DVD625 /0x1 Personal Notes: ...