Philips-DVDR-77-Service-Manual(1) 电路图 维修手册.pdf
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1、Published by GH 0393 Service PaCEPrinted in the NetherlandsSubject to modificationEN 3122 785 13370 Copyright 2003 Philips Consumer Electronics B.V. Eindhoven, The Netherlands. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any for
2、m or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. DVD-Video RecorderDVDR77/0 x ContentsPageContentsPage 1Technical Specifications and Connection Facilities 2 Diversity Matrix 2 PCB Locations 2 2Safety Information, General Notes 5 3Directio
3、ns for Use 7 4Mechanical Instructions 59 5Diagnostic Software 62 6Block Diagrams, Waveforms, Wiring Diagram 93 Wiring Diagram 95 Waveforms 96 Testpoints 98 7Circuit Diagrams and PWB Layouts 100 Display Panel(Diagram 1) 100 Front Connector (FC)(Diagram 2) 101 Standby Panel (STBY)(Diagram 3) 105 Analo
4、g Board:Fronted Video (FV)(Diagram 1) 106 Analog Board: In / Out Video (IOV)(Diagram 2) 107 Analog Board: In / Out Audio (IOA)(Diagram 3) 108 Analog Board: Power Supply (PS)(Diagram 4) 109 Analog Board: Multi Sound Processing (MSP) (Diagram 5) 110 Analog Board: VPS(Diagram 6) 111 Analog Board: Follo
5、w Me (FOME)(Diagram 7) 111 Analog Board: Digital In/Out (DIGIO)(Diagram 8) 112 Analog Board: Audio Converter (DAC_ADC) (Diagram 9) 113 UP Sub Board: Central Controler (CECO) (Diagram 10) 118 UP Sub Board: Fan Control (FACO)(Diagram 11) 119 In/Out Extension Board (IOE)(Diagram 12) 122 DB Chrysalis 2.
6、1: IDE, UARTS, RESET, BE(Diagram 1) 124 DB Chrysalis 2.1: 1394(Diagram 2) 125 DB Chrysalis 2.1: Audio PLL(Diagram 3) 126 DB Chrysalis 2.1: Chrysalis(Diagram 4) 127 DB Chrysalis 2.1: 1.8V Power(Diagram 5) 128 DB Chrysalis 2.1: Prog. scan DAC(Diagram 6) 129 DB Chrysalis 2.1: Flash SDRAM EEPROM(Diagram
7、 7) 130 DB Chrysalis 2.1: Video IO(Diagram 8) 131 DB Chrysalis 2.1: VIPs(Diagram 9) 132 8Alignments 135 9Circuit-, IC Descriptions and List of Abbreviations 138 10Spare Parts List 169 For the drive please refer to the service manual of the Basic Engine VAD8031, 3122 785 13680. RadioFans.CN 收音机爱 好者资料
8、库 Technical Specifications and Connection FacilitiesEN 2DVDR77/0 x1. 1.Technical Specifications and Connection Facilities 1.1PCB Locations Remarks: The EPG Board is not present in the DVDR77. 1.2Diversity Matrix 1.3General: Mains voltage: 198V-276V Mains frequency: 43 Hz - 63Hz Power consumption mai
9、ns: 28 W Power consumption standby: 7 W Power consumption low power stand-by: 3 W 1.4RF Tuner Test equipment:Fluke 54200 TV Signal generator Test streams:PAL BG Philips Standard test pattern 1.4.1System: PAL B/G, PAL D/K, SECAM L/L, PAL I 1.4.2RF - Loop Through: Frequency range : 45 MHz - 860 MHz Ga
10、in: (ANT IN - ANT OUT) : -6 dB to 0dB 1.4.3Radio Interference: input voltage /3 tone method (+40 dB min) : no limit 1.4.4Receiver: PLL tuning with AFC for optimum reception Frequency range: : 45.25 MHz - 857 MHz Sensitivity at 40 dB S/N : 60dBV at 75 (video unweighted ) 1.4.5Video Performance: Chann
11、el 25 / 503,25 MHz, Test pattern: PAL BG PHILIPS standard test pattern, RF Level 74 dBV EPG Board optional Digital Board PCMCIA Card Reader In/Out Extension Board Basic Engine Up Sub Board Analog Board Display Board Type DVDR77/00 DVDR77/02 Digital Board (Chrysalis) 2.1 PCB ASSY CHRY 2.1_E4 Basic En
12、gine AV3VAD8031/01 I/O Extension Board IOEPBAS IOE IST E2 UP Sub BoardPBA UP SUB IST E1 Analog-BoardPB AB ISTEP E1 Display Control PCB ASSY DC1 IST E/N RadioFans.CN 收音机爱 好者资料库 Technical Specifications and Connection FacilitiesEN 3DVDR77/0 x1. Measured on SCART 1 Frequency response: : 0 - 4.00 MHz +0
13、-4dB Group delay ( 0.1 MHz - 4.4 MHz ): 0 nsec 150nsec 1.4.6Audio Performance: Audio Performance Analogue - HiFi: Frequency response at SCART 1 (L+R) output: 100 Hz - 12 kHz / 0 3dB S/N according to DIN 45405, 7, 1967 : and PHILIPS standard test pattern video signal: : FM: 50dB; AM 45dB, unweighted
14、Harmonic distortion ( 1 kHz, 25 kHz deviation ): : FM 1.5%; AM 2% Audio Performance NICAM: Frequency response at SCART 1(L+R) output: 40 Hz - 15 kHz 0 3dB S/N according to DIN 45405, 7, 1967 : and PHILIPS standard test pattern video signal: : 60 dB unweighted Harmonic distortion (1 kHz): : 0.5 % 1.4
15、.7Tuning Automatic Search Tuning scanning time without antenna : typ. 3 min. PAL stop level (vision carrier) : 37dBV Maximum tuning error of a recalled program : 62.5 kHz Maximum tuning error during operation : 100 kHz Tuning Principle automatic B,G, I, DK and L/Ldetection manual selection in STORE
16、mode 1.5Analogue Inputs 1.5.1SCART 1 (Connected to TV) Pin Signals: 1- Audio R 1.8V RMS 2- Audio R 3- Audio L 1.8V RMS 4- Audio GND 5- Blue/Chroma GND 6- Audio L 7- Blue out/ Chroma in 0.7Vpp 0.1V into 75 Ohm (*) 8- Function switch 4.5V / 9.5V / 12V = asp. ratio 4:3 DVD 9- Green GND 10- P50 control
17、11- Green 0.7Vpp 0.1V into 75 Ohm (*) 12- Nc 13- Red/Chroma GND 14- fast switch GND 15- Red out/ Chroma out 0.7Vpp 0.1V into 75 Ohm (*) 3dB 0.3Vpp Chroma (burst) 16- fast switch RGB/ CVBS or Y 1V / 10k Video - Cinch Input voltage: 1 Vpp 3dB Input impedance: 75 Video - YC (Hosiden) Input voltage Y: 1
18、Vpp 3dB Input impedance Y: 75 Input voltage C: burst 300 mVpp 3 dB Input impedance C: 75 1.6Video Performance All outputs loaded with 75 Ohm SNR measurements over full bandwidth without weighting. 1.6.1SCART (RGB) SNR: -65 dB on all output Bandwidth: 4.8 MHz 2dB RadioFans.CN 收音机爱 好者资料库 Technical Spe
19、cifications and Connection FacilitiesEN 4DVDR77/0 x1. 1.7Audio Performance CD 1.7.1Cinch Output Rear Output voltage 2 channel mode: 2Vrms 2dB Channel unbalance (1kHz): 95dB Crosstalk 20Hz-20kHz: 85dB Frequency response 20Hz- 20kHz: 0.2dB max Signal to noise ratio: 95 dB Dynamic range 1kHz: 85dB Dyna
20、mic range 20Hz-20kHz: 80dB Distortion and noise 1kHz: 85dB Distortion and noise 20Hz-20kHz: 75dB Intermodulation distortion: 77dB Mute: 95dB Outband attenuation: 40dB above 30kHz 1.7.2Scart Audio Output voltage 2 channel mode: 1.6Vrms 2dB Channel unbalance (1kHz): 85dB Crosstalk 20Hz-20kHz: 70dB Fre
21、quency response 20Hz- 20kHz: 0.2dB max Signal to noise ratio: 85 dB Dynamic range 1kHz: 75dB Dynamic range 20Hz-20kHz: 70dB Distortion and noise 1kHz: 75dB Distortion and noise 20Hz-20kHz: 65dB Intermodulation distortion: 70dB Mute (spin-up, pause, access): 85dB Outband attenuation: 40dB above 25kHz
22、 1.8Digital Output 1.8.1Coaxial CDDA/ LPCM (incl MPEG1): according IEC958 MPEG2, AC3 audio: according IEC1937 DTS: according IEC1937, amendment 1 1.9Card Reader IDE Interface ATA Card Reader PC Card Standard Rev 8.0 Type I the error was skipped ?After the automatic search the menu for setting the da
23、te/time will appear on the screen. ? ?During the automatic channel search the TV channels found will be counted. ?The disc tray cannot be closed/opened. ? ?The new recording will be added at the end of all the other recordings (SAFE RECORD). ?Data transfer EasyLink from the TV is in progress ?After
24、the creation of the menu structure the disc is prepared ?The DVD-Recorder has been switched on ?The DVD-Recorder has been switched off ?The Digital Photo Manager is switched on ?The Digital Photo Manager will be switched off ?Data will be written on the inserted memory card or on a DVD+RW/+R ENGLISH
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