Philips-HTS-3571-Service-Manual电路原理图.pdf

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1、1 - 1HTS3571/94Copyright 2009 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system ortransmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwisewithout the prior p

2、ermission of Philips.Published by RY0941 Service Audio Printed in The Netherlands Subject to modificationDVD Home Theater SystemVersion 1.0TABLE OF CONTENTSLocation of PCB Boards . 1-2Versions Variation . 1-2Measurement Setup . 1-4Specifications . 1-3Service Aids . 1-5ESD 50 Hz switchablePower consu

3、mption . 00 WStandby power consumption . 1 WDimensions (WxHxD) .45 x 57 x 65 (mm)Weight . .6 kgSpeakersSystem . full range satelliteSpeaker impedance .Front/Rear . 4 OhmCentre . OhmSpeaker drivers .Centre . X .5” woofer + 1 X ” tweeterFront/Rear .” full rangeFrequency response . 150 Hz 0 kHzDimensio

4、ns (WxHxD) .- Centre .67 x 100 x 78 (mm)- Front .100 x 100 x 75 (mm)- Rear .100 x 100 x 75 (mm) Weight .- Centre . 1.5 kg- Front . 0.48 kg- Rear . 0.45 kgSubwooferImpedance . ohmSpeaker drivers . 0 mm (8”) wooferFrequency response . 40 Hz 150 HzDimensions (WxHxD) .4 x 5 x 60 (mm)Weight . 5.76 kgLase

5、r specifi cationType . Semiconductor laser GaAIAs (CD)Wave length . 645665 nm (DVD),770800 nm (CD)Output power .6 mW (DVD),7 mW (VCD/CD)Beam divergence . 60 degrees.Specifications subject to change without prior notice.1 - 4LEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metere.g.

6、Sound Technology ST1700BLRDUTCDUse Audio Signal Disc(replaces test disc 3)SBC429 4822 397 30184Bandpass250Hz-15kHze.g. 7122 707 48001LF Voltmetere.g. PM2534DUTRF Generator e.g. PM5326S/N and distortion metere.g. Sound Technology ST1700BUse a bandpass filter to eliminate hum (50Hz, 100Hz) and disturb

7、ance from the pilottone (19kHz, 38kHz).Ri=50Tuner FMMEASUREMENT SETUP1 - 5Service Tools:Universal Torx driver holder .4822 395 91019Torx bit T10 150mm .4822 395 50456Torx driver set T6-T20 .4822 395 50145Torx driver T10 extended .4822 395 50423Compact Disc:SBC426/426A Test disc 5 + 5A .4822 397 3009

8、6SBC442 Audio Burn-in test disc 1kHz .4822 397 30155SBC429 Audio Signals disc .4822 397 30184Dolby Pro-logic Test Disc .4822 395 10216SERVICE AIDSHANDLING CHIP COMPONENTS1 - 61 - 72 - 2 - System , Region Code , etc. Setting Produre1)System Reseta) Press “SETUP“ button on R/C,TV will show setup menu.

9、b) Select the menu using the and on R/C.c) Go preference page to do system reset.2)Region Code Changea) In open mode, press”9” “9“ “9“ “9“ on R/C,then input desired number to change region code : USA2 EU3 AP4 Australia ,NZ , Latam5 Russia , INDIA6 CHINA3)Version Control Changea) In open mode, press

10、“ “5“ “9“ on R/C.b) Press “ok” button to confirm.c) TV will show message as below:7) Upgrading new softwarea) Copy “software files” into a CD-R.b) Open the CD Door,then insert the CD-R program disc.c) Close the CD Door.d) VFD will show:“Loading“Erase” - erase the flash memory “Writing” about minute“

11、done “ * the system will switch off and on again automatically.e) OSD will show:Current model HTS357/94 Version: XX.XX.XX Release:XXXX.XX.XXregion :X Servo:XX.XX.XX.XX 8032:XX.XX.XX.XX RISC: XX.XX.XX.XX MCU:XX.XX If current model does not match you set use down arrow key on the remote to changeOKCAU

12、TION!This information is confidential and may not be distributed.Only a qualified service person should reprogram the Region Code.4)Password Changea) Press “SETUP“ button on R/C,TV will show setup menu.b) Select the menu using the and on R/C.c) Go preference page select “password“ to change. * 00000

13、0 is default password supplied.5)Check on the Software Versiona) Open the CD Door.b) Press “INFO“ button on R/C.c) TV will show the version on screen.upgrade file detectedDo you wish to continue withthe software upgrade?OK Cancelf) Select “OK”, OSD will show:upgrade in progress.V357Xplease do not un

14、plug orswitch off the device.6)Trade modela) Press “Open/Close “ button on R/C.b) Press “2” “5” “9” on R/C,VFD will display “TRA ON “ or “TRA OFF“.8) Produce to Change Tuner Grid(only applicable for certain regions)In some countries, the frequency step between adjacent channels in the FM band is 50k

15、Hz (00kHz in some areas).a) Press “source” to select “FM”.b) In “FM” playback mode, press & hold “play/pause” button until Grid 9” or “Grid 0” appears.Note: repeating the same action will toggle back to it previous tuning grid setting.* “Grid 0” is default for/98 version.2 - 22 - 2REPAIR INSTRUCTIONS (ONE)2 - 32 - 3REPAIR INSTRUCTIONS (TWO)