Text preview for : MDV434.pdf part of Philips MDV434 Philips DVD-Video MDV434 MDV434.pdf
Back to : MDV434.pdf | Home
DVD Player MDV434 (K)/XX
MDV434K/55
MDV434/55/77
SDV434/19
Service
Service Manual
TABLE OF CONTENTS
Page
. Technical Specifications....................................................1-2
. Safety Instructions, Warnings, Notes.....................................1-3
. Mechanical and Dismantling Instructions...............................2-1
. Region Code, Software Version& Upgrades............................3-1
. Trouble Shooting Chart......................................................4-1
. Block and Wiring Diagram..................................................5-1
. Electrical Diagrams and Print-layouts
Front Board....................................................................6-1
Power Board..................................................................7-1
Main Board.....................................................................8-1
. Set Mechanical Exploded view& Parts List.............................9-1
. Revision List....................................................................10-1
C
Copyright 2005Philips Consumer Electronics B.V. Eindhoven, The Netherlands CLASS 1
All rights reserved. No part of this publication may be reproduced, stored in aretrieval system or
transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise
LASER PRODUCT
without the prior permission of Philips.
GB
3139 785 31220
PHILIPS
Published by TCL-KC 0511 Service Audio Printed in The Netherlands Subject to modification
Version 1.0
1-2
Technical Specifications
TV standard (PAL/50Hz) (NTSC/60Hz) Audio performance
Number of lines 625 525 DA converter 24bits, 192KHz
Playback Multi standard (PAL/NTSC) DVD fs 96kHz 4Hz----44kHz
fs 48kHz 4Hz----22kHz
Video performance SVCD fs 48kHz 4Hz----22kHz
fs 44.1kHz 4Hz----20kHz
Video DAC 12 bit, 108mH
CD/VCD fs 44.1kHz 4Hz----20kHz
PbPr: 0.7Vpp ---- 75ohm
Signal-Noise (1kHz) >95dB
Video output 1Vpp ----- 75ohm
Dynamic Range (1kHz) >85dB
Cross talk (1kHz) >90dB
Distortion/Noise (1kHz) >80dB
Video format
MPEG MP3 MPEG Audio L3
Digital Compression MPEG 2 for DVD,SVD Audio L+R output: 1.0~2.0 Vpp into 10K ohm
MPEG 1 for VCD Connections
DVD 50Hz 60Hz YpbPr Cinch 3x
Horiz. resolution 720 pixels 720 pixels Video output Cinch( yellow)
Vertical resolution 576lines 480 lines Audio L+R output Cinch (white/red)
VCD 50Hz 60Hz Digital output 1 coaxial
Horiz. resolution 352 pixels 352 pixels IEC60958 for CDDA/LPCM
Vertical resolution 288lines 240 lines IEC61937 for MPEG1/2,
Dolby Digital
Audio format Cabinet
Digital MPEG/AC-3/ Compressed Digital Dimensions (w X h X d) 360 X 37 X 265mm
PCM 16, 20, 24bits Weight Approximately 2.0 kg
fs, 44.1, 48, 96kHz
MP3(ISO 9660) 96,112,128,256kbps Power consumption
& variable bit rate fs,32,
Power supply 110-240V Rating
44.1,48 kHz
Power consumption in standby mode < 0.8W
Analogue Sound Stereo
Power consumption <10W
Dolby surround-compatible downmix from Dolby Digital multi-channel
sound
Specifications subjects to change without prior notice.
1-3
Safety instructions, Warnings, Notes
Safety instructions
1. General safety 2.Laser safety
Safety regulations require that during a repair:
This unit employs a laser. Only qualified service personnel
. Connect the unit to the mains via an isolation transformer.
may remove the cover, or attempt to service this device (due
. Replace safety components indicated by the symbol ,
to possible eye injury).
only by components identical to the original ones. Any other
Laser device unit
component substitution (other than original type) may
Type : Semiconductor laser GaAlAs
increase risk of fire or electrical shock hazard.
Wavelength : 650nm (DVD)
: 780nm (VCD/CD)
Safety regulations require that after a repair, you must return
Output power : 7mW (DVD)
the unit in its original condition. Pay, in particular, attention to
: 10mW (DVD /CD)
the following points:
Beam divergence: 60 degree
. Route the wires/cables correctly, and fix them with the
Note: Use of controls or adjustments or performance of
mounted cable clamps.
procedure other than those specified herein, may result in
. Check the insulation of the mains lead for external
hazardous radiation exposure. Avoid direct exposure to
damage.
beam.
. 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.
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