Philips hts 3172 service manual
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Extracted text from philips hts 3172 service manual (Ocr-read)
Page 1
DVD Home Theater System
HTS3172/98/93
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TABLE OF CONTENTS E,
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Chapter
LASER BEAM SAFETY PRECAUTIONS ................................................................................................ 1-2
STANDARD NOTES FOR SERVICING ...................................................................... _
SAFETY AND IMPORTANT NOTICE ........................................................................
LOCATION OF PCB BOARDS & VERSION VARIATION
REMOTE CONTROL. -2
OPERATING CONTROLS AND FUNCTIONS i.
SPECIFICATIONS ...................................................................................................................................... 3-1
MEASUREMENTSETUP..i.,i........i..i..u..u..u..w..i i3-2 .
SYSTEM,REGION CODE,ETC..SETTING PRODURE 3»3
RETURN UNIT TEST FLOW ...................................................................................................................... 3-4
MAIN UNIT REPAIR CHARTW.
DISASSEMBLY INSTRUCTIONS i
3-5
BLOCK WIRING DIAGRAM ...........................................................................................
AMPLIFIER BOARD &LED + KEY BOARD & DECODE BOARD & POWER BOARD
PACKAGING EXPLODED VIEW ................. 0
MECHANICAL EXPLODE VIEW&PART LIST .i 11
REVISION LIST ............................................................................................................. 12
Copyright 2009 Philips Consumer Electroni cs B.V. Eindhoven, The Neiherlands
All rights reserved No part of this publicaiion may be reproduced, slored in a retrieval syslem or
transmmed,
iii any form or by any means. elecimnic mechanical phoiocopying or oiherwise
wilhoui The prior permission of Philips.
Published by LM0909 Service Audio Printed in The Netherlands Subject To modificalion
Version 1.0
fl
3139 785 34820
PHILIPS
Page 2
LASER BEAM SAFETY PRECAUTIONS
This DVD player uses a pickup that emits a laser beam.
Do not look directly at the laser beam
_ ml- _ . .
coming from the pickup or allow It to
strike against your skin.
The laser beam is emitted from the location shown in the figure. When checking the laser
diode, be sure to keep your eyes at least 30 cm away from the pickup lens when the diode is
turned on. Do not look directly at the laser beam.
CAUTION: Use of controls and adjustments, or doing procedures other than those specified
herein, may result in hazardous radiation exposure.
Drive Mechanism
Assembly
Laser Pickup
Turntable
CAUTION
LASER RADIATION
WHEN OPEN. DO NOT
STARE INTO BEAM.
Location: Top of DVD mechanism.