Philips-DVDR-77-Service-Manual电路原理图.pdf

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1、Published by GH 0393 Service PaCECopyright 2003 Philips Consumer ElecAll rights reserved. No part of this publretrieval system or transmitted, in anymechanical, photocopying, or otherwise wiDVD-Video Recorder DVDR77/0xFront Connector (FC) (Diagram 2) 101Standby Panel (STBY) (Diagram 3) 105Analog Boa

2、rd:Fronted Video (FV) (Diagram 1) 106Analog Board: In / Out Video (IOV) (Diagram 2) 107Analog Board: In / Out Audio (IOA) (Diagram 3) 108Analog Board: Power Supply (PS) (Diagram 4) 109Analog Board: Multi Sound Processing (MSP)(Diagram 5) 110Analog Board: VPSAnalog Board: Follow Me (FOME)Analog Board

3、: Digital In/Out (DIAnalog Board: Audio Converter (DAC_AUP Sub Board: Central ControleUP Sub Board: Fan Control (FACOIn/Out Extension Board (IOE)DB Chrysalis 2.1: IDE, UARTS, RDB Chrysalis 2.1: 1394For the drive please refer to the service manual of the Basic Engine VAD8031, 3122 785 13680.Printed i

4、n the Netherlands Subject to modification EN 3122 785 13370tronics B.V. Eindhoven, The Netherlands. ication may be reproduced, stored in a form or by any means, electronic, thout the prior permission of Philips.(Diagram 6) 111(Diagram 7) 111GIO) (Diagram 8) 112DC)(Diagram 9) 113r (CECO)(Diagram 10)

5、118) (Diagram 11) 119(Diagram 12) 122ESET, BE(Diagram 1) 124(Diagram 2) 125Facilities 2Diversity Matrix 2PCB Locations 22 Safety Information, General Notes 53 Directions for Use 74 Mechanical Instructions 595 Diagnostic Software 626 Block Diagrams, Waveforms, Wiring Diagram 93Wiring Diagram 95Wavefo

6、rms 96Testpoints 987 Circuit Diagrams and PWB Layouts 100Display Panel (Diagram 1) 100DB Chrysalis 2.1: Chrysalis (Diagram 4) 127DB Chrysalis 2.1: 1.8V Power (Diagram 5) 128DB Chrysalis 2.1: Prog. scan DAC (Diagram 6) 129DB Chrysalis 2.1: Flash SDRAM EEPROM(Diagram 7) 130DB Chrysalis 2.1: Video IO (

7、Diagram 8) 131DB Chrysalis 2.1: VIPs (Diagram 9) 1328 Alignments 1359 Circuit-, IC Descriptions and List of Abbreviations 13810 Spare Parts List 169Contents Page Contents Page1 Technical Specifications and Connection DB Chrysalis 2.1: Audio PLL (Diagram 3) 126Technical Specifications and Connection

8、FacilitiesEN 2 DVDR77/0x1.1. Technical Specifications and Connection Facilities1.1 PCB LocationsRemarks:The EPG Board is not present in the DVDR77.1.2 Diversity Matrix1.3 General:Mains voltage : 198V-276V Mains frequency : 43 Hz - 63HzPower consumption mains : 28 WPower consumption standby : 4.5V /

9、9.5V / 10kVideo - CinchInput voltage : 1 Vpp 3dBInput impedance : 75 Video - YC (Hosiden)Input voltage Y : 1Vpp 3dBInput impedance Y : 75 Input voltage C : burst 300 mVpp 3 dBInput impedance C : 75 1.6 Video PerformanceAll outputs loaded with 75 OhmSNR measurements over full bandwidth without weight

10、ing.1.6.1 SCART (RGB)SNR : -65 dB on all output1V / 95dB Crosstalk 20Hz-20kHz : 85dBFrequency response 20Hz- 20kHz : 0.2dB maxSignal to noise ratio : 95 dBDynamic range 1kHz : 85dBDynamic range 20Hz-20kHz : 80dBDistortion and noise 1kHz : 85dBDistortion and noise 20Hz-20kHz : 75dBIntermodulation dis

11、tortion : 77dBMute : 95dBOutband attenuation: : 40dB above 30kHz1.7.2 Scart AudioOutput voltage 2 channel mode : 1.6Vrms 2dBChannel unbalance (1kHz) : 85dBCrosstalk 20Hz-20kHz : 70dBFrequency response 20Hz- 20kHz : 0.2dB maxSignal to noise ratio : 85 dBDynamic range 1kHz : 75dBDynamic range 20Hz-20k

12、Hz : 70dBDistortion and noise 1kHz : 75dBDistortion and noise 20Hz-20kHz : 65dBIntermodulation distortion : 70dB Mute (spin-up, pause, access) : 85dBOutband attenuation: : 40dB above 25kHz1.8 Digital Output1.8.1 CoaxialCDDA/ LPCM (incl MPEG1) : according IEC958MPEG2, AC3 audio : according IEC1937DTS

13、 : according IEC1937, amendment 11.9 Card ReaderIDE Interface ATA Card ReaderPC Card Standard Rev 8.0 Type I theerrorwasskippedFL0083FL0069FL0084FL0085FL0080Aftertheautomaticsearchthemenuforsettingthedate/timewillappearonthescreen.FL0087FL0065FL0073FL0084FL0048FL0049Duringtheautomaticchannelsearchth

14、eTVchannelsfoundwillbecounted.FL0066FL0076FL0079FL0067FL0075FL0069FL0068Thedisctraycannotbeclosed/opened.FL0083FL0065FL0070FL0069FL0082FL0069FL0067Thenewrecordingwillbeaddedattheendofalltheotherrecordings(SAFERECORD).FL0069FL0065FL0083FL0089FL0076FL0073FL0078FL0075DatatransferEasyLinkfromtheTVisinpr

15、ogressFL0080FL0079FL0083FL0084FL0045FL0070FL0079FL0082FL0077FL0065FL0084AfterthecreationofthemenustructurethediscispreparedFL0080FL0072FL0073FL0076FL0073FL0080FL0083TheDVD-RecorderhasbeenswitchedonFL0083FL0084FL0065FL0078FL0068FL0066FL0089TheDVD-RecorderhasbeenswitchedoffFL0080FL0072FL0079FL0084FL0079TheDigitalPhotoManagerisswitchedonFL0086FL0073FL0068FL0069FL0079TheDigitalPhotoManagerwillbeswitchedoffFL0083FL0065FL0086FL0073FL0078FL0071DatawillbewrittenontheinsertedmemorycardoronaDVD+RW/+RENGLISH