Philips-DVDR-725-H-Service-Manual(1) 电路图 维修手册.pdf

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1、Published by GH 0493 Service PaCEPrinted in the NetherlandsSubject to modificationEN 3122 785 14281 Copyright 2004 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. Hard Disc/DVD-Video RecorderHDRW720/0 x, DVDR725H/0 x ContentsPageContentsPage 1Technical Specifications and Connection Facilities 2 Diversity Matrix 2 PCB Locations 5 2Safety Information,

3、General Notes 6 3Directions for Use 8 4Mechanical Instructions 39 5Diagnostic Software 42 6Block Diagrams, Waveforms, Wiring Diagram 79 Wiring Diagram 81 Waveforms 82 Testpoints 85 7Circuit Diagrams and PWB Layouts 88 Display Panel(Diagram 1) 88 Front Connector (FC)(Diagram 2) 89 Standby Panel (STBY

4、)(Diagram 3) 93 Tray Left Panel (TRL)(Diagram 4) 94 Tray Right Panel (TRR)(Diagram 5) 95 Analog Board:Fronted Video (FV)(Diagram 1) 96 Analog Board: In / Out Video (IOV)(Diagram 2) 97 Analog Board: In / Out Audio (IOA)(Diagram 3) 98 Analog Board: Power Supply (PS)(Diagram 4) 99 Analog Board: Multi S

5、ound Processing (MSP) (Diagram 5) 100 Analog Board: VPS(Diagram 6) 101 Analog Board: Follow Me (FOME)(Diagram 7) 101 Analog Board: Digital In/Out (DIGIO)(Diagram 8) 102 Analog Board: Audio Converter (DAC_ADC) (Diagram 9) 103 Power Supply Interface (PSI)(Diagram 10) 108 UP Sub Board: Central Controle

6、r (CECO)(1) (Diagram 11) 109 UP Sub Board: Fan Control (FACO)(1)(Diagram 12) 110 UP Sub Board: Central Controler (CECO)(2) (Diagram 13) 113 UP Sub Board: Fan Control (FACO)(2)(Diagram 14) 114 In/Out Extension Board (IOE)(Diagram 15) 117 DB Chrysalis F: IDE, UARTS, RESET, BE(Diagram 1) 119 DB Chrysal

7、is F: 1394(Diagram 2) 120 DB Chrysalis F: Audio PLL(Diagram 3) 121 DB Chrysalis F: Chrysalis(Diagram 4) 122 DB Chrysalis F: 1.8V Power(Diagram 5) 123 DB Chrysalis F: Prog. scan DAC(Diagram 6) 124 DB Chrysalis F: Flash SDRAM EEPROM(Diagram 7) 125 DB Chrysalis F: Video IO(Diagram 8) 126 DB Chrysalis F

8、: VIPs(Diagram 9) 127 DB Chrysalis F: Faroudja(Diagram 10) 128 DB Chrysalis F: IDE 2(Diagram 11) 129 EPG Board: MCU(Diagram 1) 133 EPG Board: GSA03(Diagram 2) 134 EPG Board: Memory(Diagram 3) 135 EPG Board: Sync Separator for System (Diagram 4) 136 EPG Board: C-Sync Separator for data (Diagram 5) 13

9、7 EPG Board: PIP Controller(Diagram 6) 138 EPG Board: Sync Adder for Y(Diagram 7) 139 EPG Board: Colour Encoder(Diagram 8) 140 EPG Board: An. switches for CVBS, Y, C (Diagram 9) 141 EPG Board: An. switches for YUV,YPbPr (Diagram 10) 142 EPG Board: Connectors(Diagram 11) 143 EPG Board: IIC Expander(D

10、iagram 12) 144 EPG Board: Power Conversions(Diagram 13) 145 8Alignments 149 9Circuit-, IC Descriptions and List of Abbreviations 152 10Spare Parts List 198 RadioFans.CN 收音机爱 好者资料库 Technical Specifications and Connection FacilitiesEN 2HDRW720/0 x, DVDR725H/0 x1. 1.Technical Specifications and Connect

11、ion Facilities 1.1Diversity Matrix 1.2General: Mains voltage: 198V-276V Mains frequency: 43 Hz - 63Hz Power consumption mains: 28 W Power consumption standby: 7 W Power consumption low power stand-by: 3 W 1.3RF Tuner Test equipment:Fluke 54200 TV Signal generator Test streams:PAL BG Philips Standard

12、 test pattern 1.3.1System: PAL B/G, PAL D/K, SECAM L/L, PAL I 1.3.2RF - Loop Through: Frequency range : 45 MHz - 860 MHz Gain: (ANT IN - ANT OUT) : -6 dB to 0dB 1.3.3Radio Interference: input voltage /3 tone method (+40 dB min) : no limit 1.3.4Receiver: PLL tuning with AFC for optimum reception Freq

13、uency range: : 45.25 MHz - 857 MHz Sensitivity at 40 dB S/N : 60dBV at 75 (video unweighted ) 1.3.5Video Performance: Channel 25 / 503,25 MHz, Test pattern: PAL BG PHILIPS standard test pattern, RF Level 74 dBV Measured on SCART 1 Frequency response: : 0 - 4.00 MHz +0-4dB Group delay ( 0.1 MHz - 4.4

14、 MHz ): 0 nsec 150nsec 1.3.6Audio 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 Harmonic distortion ( 1 kHz, 25

15、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 % 1.3.7Tuning Automatic Search Tuning

16、 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 HDRW720/00HDRW720/02HDRW720/05DVDR725H/00 DVDR725H/02 DVDR

17、725H/05 Front Board PBAS DC 04 E1XXXXXX Analog Board PBAS AB HDD E1XXXX PBAS AB HDD E2XX Power Supply Interface PBAS PSI SUBXXXXXX UP Sub PWB PBAS UP SUB HDD E1XXXXXX Digital Board PBAS CHRY F EF3_AV3XXXXXX In / Out Extension Board PCB ASSY IOE CST E1XXXXXX EPG Board PBAS EPG MODULE EURO XXXXXX Basi

18、c Engine VAD8031/01 (AV3)XXX VAD8041/01 (AV3.5)XXXXXX Power Supply Module AC6220 BXXXXXX RadioFans.CN 收音机爱 好者资料库 Technical Specifications and Connection FacilitiesEN 3HDRW720/0 x, DVDR725H/0 x1. manual selection in STORE mode 1.4Analogue Inputs 1.4.1SCART 1 (Connected to TV) Pin Signals: 1- Audio R

19、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 11- Green 0.7Vpp 0.1V into 75 Ohm (*) 12- Nc 13- Red/Chroma GND 14- fast switch

20、 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: 1Vpp 3dB Input impedance Y: 75 Input voltage C: burst 300 mVpp 3 dB Input impeda

21、nce C: 75 1.5Video Performance All outputs loaded with 75 Ohm SNR measurements over full bandwidth without weighting. 1.5.1SCART (RGB) SNR: -65 dB on all output Bandwidth: 4.8 MHz 2dB 1.6Audio Performance CD 1.6.1Cinch Output Rear Output voltage 2 channel mode: 2Vrms 2dB Channel unbalance (1kHz): 95

22、dB Crosstalk 20Hz-20kHz: 85dB Frequency response 20Hz- 20kHz: 0.2dB max Signal to noise ratio: 95 dB Dynamic range 1kHz: 85dB Dynamic range 20Hz-20kHz: 80dB Distortion and noise 1kHz: 85dB Distortion and noise 20Hz-20kHz: 75dB Intermodulation distortion: 77dB Mute: 95dB Outband attenuation: 40dB abo

23、ve 30kHz 1.6.2Scart Audio Output voltage 2 channel mode: 1.6Vrms 2dB Channel unbalance (1kHz): 85dB Crosstalk 20Hz-20kHz: 70dB Frequency 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

24、 noise 20Hz-20kHz: 65dB Intermodulation distortion: 70dB Mute (spin-up, pause, access): 85dB Outband attenuation: 40dB above 25kHz RadioFans.CN 收音机爱 好者资料库 Technical Specifications and Connection FacilitiesEN 4HDRW720/0 x, DVDR725H/0 x1. 1.7Digital Output 1.7.1Coaxial CDDA/ LPCM (incl MPEG1): accordi

25、ng IEC958 MPEG2, AC3 audio: according IEC1937 DTS: according IEC1937, amendment 1 1.8Digital Video Input (IEEE 1394) 1.8.1Applicable Standards Implementation according: IEEE Std 1394-1995 IEC 61883 - Part 1 IEC 61883 - Part 2 SD-DVCR (02-01-1997) Specification of consumer use digital VCRs using 6.3

26、mm magnetic tape - dec.1994 Mechanical connection according: Annex A of 61883-1 1.9P50 System Control Via SCART pin nr 10 1.10Dimensions and Weight Height of feet: 10mm Apparatus tray closed: WxDxH :435 x 324.5 x 88cm Apparatus tray open: WxDxH :435 x 366 x 88cm Weight without packaging: app. 4 kg 0

27、.5 kg Weight in packaging: app. 6.5 kg 1.11Laser Output Power it must be possible to receive TV channels. )The DVD recorder must be connected to the mains )The DVD recorder must be switched to standby with the STANDBY m button. ) If you have connected an external receiver (satellite receiver, set-to

28、p box, cable TV box,.), it must be switched on and tuned to the right TV channel (see table above). Setting up the GUIDE Plus+System Below well tell you how to set up the GUIDE Plus+System to suit your own particular needs and how to install the external receiver (satellite receiver, .) if you have

29、one. 1 Switch on the TV set. If required, select the programme number for the DVD recorder. 2 Press the GUIDE/TV button on the remote control. PThe Grid screen will appear. If the GUIDE Plus+system has not been installed yet, the Setup screen will appear and you can start with the installation right

30、 now. OIf an Installlation-screen appears, select the settings described in the next chapter and follow the instructions on the screen. 3 Press A . Select the setting Setup with C . This setting is located on the second menu page. Home Setup yoursystemto receiveGUIDE Plus+data. ScheduleInfoEditorSet

31、up Setup View Demo 4 Select one of the following options using B or A and confirm with OK . OSetup Installation of the GUIDE Plus+system. Continue reading in the next chapter. OView Demo At this point you will be introduced to the functions of the GUIDE Plus+system. This will be done using stored de

32、mo data. If you start the demo, programmed recordings can be deleted. By pressing OK during the presentation, you can proceed directly to the installation of the GUIDE Plus+system. Read the next section. ENGLISH The GUIDE Plus+ System Directions For UseEN 18HDRW720/0 x, DVDR725H/0 x3. 32 If you retu

33、rn to the setup screen after confirming NO, your receiver may not have been installed. Check the connections again. -Tune your external receiver to the TV channel which transmits the GUIDE Plus+data (see table in the section General information). If this TV channel is available at the internal tuner

34、 of the DVD-recorder, select this channel. -Wait till the GUIDE Plus+data is loaded (24 hours) and try the switch over again. The control data of the external receivers are automatically updated (completed) via the GUIDE Plus+system. This is done through the aerial, the cable, or the external receiv

35、er. You do not need to bring the device to a service centre. -If your receiver still does not switch, note the type and manufacturer of your external receiver and call the customer support service in your country. You will find the telephone number on the back of this instruction manual. 6 Your exte

36、rnal receiver has now been installed. 7 Press OK to return to the setup overview. a I want to install additional external receivers When installing additional external receivers, please observe the following: The external receiver which is controlled by the G-LINK transmitter must be below the other

37、 additional receivers. The IR(infrared) remote control signal is reflected diagonally upwards and can therefore be used to control additional external receivers which are on top. Finalise set?up SetupHome PressAor Bto select.Then pressOK to confirm. Setup Choose itemto setup : LanguageEnglish Countr

38、yUnited Kingdom PostalcodeXXXXX Externalreceiver1None Externalreceiver2None Externalreceiver3None 1 Check the settings shown on the screen. If the settings are not correct, choose the line in which you want to change the settings and confirm with OK . 2 Press the green function button to leave the s

39、creen. OIf you want to view a demonstration of the GUIDE Plus+ system select View Demo with B and confirm with OK . If you start the demo, programmed recordings can be deleted. OIf you do not want to see the demonstration of the GUIDE Plus+system, end using GUIDE/TV . 3 This completes the set-up pro

40、cess for the GUIDE Plus+system. 4 Switch the DVD-recorder to the TV channel which transmits the GUIDE Plus+data. The right TV-channel for your country you will in the table in the chapter The GUIDE Plus+system in the section General information. Leave the DVD recorder switched on during the night to

41、 load the GUIDE Plus+data. The information will be available in the next 24 hours. 5 If data are available check in the Editor screen that the TV channel which transmits the GUIDE Plus+is allocated to the right programme number. Change the programme number if necessary. What must I pay attention to

42、when installing an external receiver for the first time? ) The receiver must be switched on. ) If you can switch between TV and Radio on the receiver, select TV. ) Select the TV channel that transmits the GUIDE Plus+data on the receiver. You will find the corresponding TV channel for your country in

43、 the table in section General Information in chapter The GUIDE Plus+ System. ) On the DVD recorder, select the programme number of the input socket to which the external receiver is connected: E2 Scart socket at the back of the DVD recorder EXT2 AUX-I/O ? Scart socket at the back of the DVD recorder

44、 EXT1 TO TV-I/O ) If the external receiver is only connected to the aerial socket, you must select the programme number on the DVD recorder under which the external receiver is stored. ) The DVD recorder must be switched on. ) If GUIDE Plus+data were loaded, switch the DVD-Recorder off with the STAN

45、DBY m button for approx.10 minutes. During this time, the data will be stored in a memory to prevent them from being erased in case of malfunction (power failure). You must observe this information only when installing the receiver for the first time. At this point, there is no GUIDE Plus+data avail

46、able yet in order to automatically detect the TV channel that delivers the GUIDE Plus+data. The GUIDE Plus+ System 31 OBrowse through the pages of the list using O , N . a My brand is not included in the list b Select Satellite and as provider No provider. You will see a list of all stored brands. b

47、 If you do not find your brand, please proceed as follows: -Select None. You will find this setting at the end of the list. -Tune your external receiver to the TV channel which transmits the GUIDE Plus+data (see table in the section General information). If this TV channel is available at the intern

48、al tuner of the DVD-recorder, select this channel. -Wait till the GUIDE Plus+data is loaded (24 hours) and search for your brand again. The control data of the external receivers are automatically updated (completed) via the GUIDE Plus+system. This is done through the aerial, the cable, or the exter

49、nal receiver. You do not need to bring the device to a service centre. -If your brand is still missing, note the type and manufacturer of your external receiver and call the customer support service in your country. You will find the telephone number on the back of this instruction manual. 8 Press OK . 9 Select the input socket of the DVD recorder to which the receiver is connected. a My external receiver is connected only via aerial cable -