Philips-HTS-3277-Service-Manual电路原理图.pdf

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1、HTS3277/12Copyright 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 permis

2、sion of Philips.Published by RY0926 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 5060 HzPower consumption . 80 WS

3、tandby power consumption . 1 WDimensions (WxHxD) . 360 x 57 x 331 (mm)Weight .2.87 kgSpeakersSystem . full range satelliteSpeaker impedance . 4 ohm (centre),8 ohm (Front/Rear)Speaker drivers .Centre/Front/Rear . 3” full rangeFrequency response .150 Hz 20 kHzDimensions (WxHxD) .- Centre/Front/Rear .

4、100 x 100 x 75 (mm)Weight .- Centre .0.66 kg- Front .0.39 kg- Rear .0.38 kgSubwooferImpedance . 4 ohmSpeaker drivers . 165 mm (6.5”) wooferFrequency response .40 Hz 150 HzDimensions (WxHxD) . 123 x 310 x 369 (mm)Weight . 3.88 KgLaser specificationType . Semiconductor laser GaAIAs (CD)Wave length . 6

5、45 - 665 nm (DVD),770 - 800 nm (CD)Output power .6 mW (DVD),7 mW (VCD/CD)Beam divergence . 60 degrees.Specifi cations subject to change without prior notice.1 - 4LEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metere.g. Sound Technology ST1700BLRDUTCDUse Audio Signal Disc(replaces

6、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 disturbance from the pilottone (19kHz, 38kHz).Ri=50Tuner FMMEASUREMEN

7、T 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 30096SBC442 Audio Burn-in test disc 1kHz .4822 397 30155SBC429 Aud

8、io Signals disc .4822 397 30184Dolby Pro-logic Test Disc .4822 395 10216SERVICE AIDSHANDLING CHIP COMPONENTS1 - 61 - 72 - 12 - 1System , Region Code , etc. Setting Produre1)System Reseta) Press “SETUP“ button on R/C,TV will show setup menub) Select the menu using the and on R/Cc) Go preference page

9、to do system reset2)Region Code Changea) In open mode, press”9” “9“ “9“ “9“ on R/C,then input desired number to change region code : 1 USA 2 EU 3 AP 4 Australia ,NZ , Latam 5 Russia , INDIA 6 CHINA3)Version Control Changea) In open mode, press “1“ “5“ “9“ on R/Cb) Press “ok” button to confirmc) TV w

10、ill show message as below:7) Upgrading new softwarea) Copy “software files” into a CD-Rb) Open the CD Door,then insert the CD-R program disc c) Close the CD Doord) VFD will show: “Loading“ “Erase” - erase the flash memory “Writing” about 1 minute “done “ * the system will switch off and on again aut

11、omatically.e) OSD will show:Current model HTS3277/12Version: XX.XX.XX Release:XXXX.XX.XX region :2Servo: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 change OKCAUTION! This information is confidential and may not

12、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 menub) Select the menu using the and on R/Cc) Go preference page select “password“ to change * 000000 is default password supplied.5)Check on the Softwar

13、e Versiona) Open the CD Doorb) Press “INFO“ button on R/C c) TV will show the version on screenupgrade file detectedDo you wish to continue withthe software upgrade?OKCancelf) Select “OK”, OSD will show:upgrade in progress.V327Xplease do not unplug orswitch off the device.6)Trade modela) Press “Open/Close “ button on R/Cb) Press “2” “5” “9” on R/C,VFD will display “TRA ON “ or “TRA OFF“2 - 22 - 2REPAIR INSTRUCTIONS (ONE)2 - 32 - 3REPAIR INSTRUCTIONS (TWO)