Philips-MCD-709-Service-Manual.pdf

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1、Version 1.0 MCD709 3141 785 30910 Service Manual DVD Micro System all versions Published by LX 0616 Service Audio Printed in The Netherlands Subject to modification Copyright 2006 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be rep

2、roduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Handling chip components .1-1 Information about lead-free soldering.1-2 Technical specification.2-1 Service tools.2-1 Service

3、 measurement setup.2-2 Connections and controls.3-1.3-4 Troubleshooting.3-5.3-6 Disassembly diagram.4-1.4-2 Software version check and upgrading.5-1 Set block diagram.5-2 Set wiring diagram.5-3 VFD BOARD circuit diagram .6-1 layout diagram.6-2 TUNER BOARD circuit diagram (not for-/37).7-1 layout dia

4、gram (not for -/37) .7-2 circuit diagram (only for -/37).7-3 layout diagram (only for -/37).7-4 AMP BOARD circuit diagram .8-1 layout diagram.8-2 CPU BOARD circuit diagram .9-1 layout diagram.9-2 ALC VOLUME BOARD circuit diagram .10-1 layout diagram.10-2 DVD MPEG BOARD circuit diagram.11-1.11-5 layo

5、ut diagram.11-6 Exploded view diagram.12-1 Mechanical partslist.12-2 Electrical partslist.13-1.13-4 TABLE OF CONTENTS CLASS 1 LASER PRODUCT 1 - 1 HANDLING CHIP COMPONENTS 1 - 2 2 - 1 TECHNICAL SPECIFICATIONS GENERAL Mains voltage-/93 -/93 : : Mains frequency 220V -/98 : 120/230V -/12 : 230V -/37 : 1

6、20V 50 Hz -/98:60 Hz -/12: 50/ 50 Hz -/37:60 Hz Battery remote : 3 V (AAA x 2) Power consumptionnormal :85 W Standby : 4 W Dimension (W x H x D): 232 x 76 x 224 mm Weight: 1.9 Kg Dimension (W x H x D): 232 x 76 x 224 mm Weight: 3.3 Kg AMPLIFIER Output power: 2 x 75 W Loaded impedance2 x 8 ohm Freque

7、ncy response : : 100 Hz - 20 kHz (1dB) DVD Video System: NTSC & PAL Frequency response: 100 Hz - 20 kHz (1dB) TUNER - FM SECTION Tuning range: 87.5 - 108 MHz IF frequency: 10.7 MHz 0.02 MHz Sensitivity: 33 dB IF Rejection: 60 dB Image Rejection: 25 dB Distortion : 12 dB :IF rejection: 24 dB Distorti

8、on : 20 dB DVD / MP3 / CD Laser Type : Semiconductor Disc Diameter : 12cm / 8cm Video Decoding : MPEG-2 / MPEG-1 Signal System : PAL / NTSC Video S/N : 53 dB (min.) Composite Video Output : 1.0 Vp-p, 75 S-Video Output : Y - 1.0 Vp-p, 75 C - 0.286 Vp-p, 75 Audio DAC : 24 Bits / 96 kHz Frequency Respo

9、nse : 20 Hz - 20 kHz Channel Unbalance : 2dB THD Noise : 0.5% No. of programmable tracks : 20 Signal-to-noise ratio : 70 dBA Channel separation : 40 dB (1 kHz) : 35 dB (16 kHz) : 30 dB (20 kHz) Total harmonic distortion : 0.02% (1 kHz) 2 - 2 3 - 1 Connections Step 2: Connecting speakers 1Connect the

10、 speaker wires to the SPEAKERS terminals, right speaker to “R” and left speaker to “L”, coloured (marked) wire to “+” and black (unmarked) wire to “”. Fully insert the stripped portion of the speaker wire into the terminal as shown. 12 2Connect the passive subwoofer to the SUBWOOFER terminal with th

11、e supplied subwoofer cable by matching the plug types. Notes: Ensure that the speaker cables are correctly connected. Improper connections may damage the system due to short-circuit. For optimal sound performance, use the supplied speakers. Do not connect more than one speaker to any one pair of +/-

12、 speaker jacks. Do not connect speakers with an impedance lower than the speakers supplied. Please refer to the SPECIFICATIONS section of this manual. Step 3: Connecting the control cable Connect the serial port marked “CONTROL CABLE” at the rear of the DVD player to the same port at the rear of the

13、 power amplifier with the supplied flat control cable. Step 4: Connecting TV IMPORTANT! You only need to make one video connection from the following options, depending on the capabilities of your TV. Connect the DVD system directly to the TV. Using Composite Video jack SUB WOOFER LINE OUT 1 2 1Use

14、the composite video connectors (yellow) of the supplied audio and composite video cables (2-in1) to connect the DVD systems VIDEO OUT jack to the video input jack (or labeled as A/ V In, CVBS, Composite or Baseband) on the TV. 2To hear the TV channels through this DVD system, use the audio connector

15、s (white/ red) of the supplied audio and composite video cables (2-in1) to connect AUDIO IN jacks to the corresponding AUDIO OUT jacks on the TV. CONNECTION AND CONTROLS IMPORTANT! The type plate is located at the bottom of the system. Before connecting the AC power cord to the wall outlet, ensure t

16、hat all other connections have been made. Never make or change any connections with the power switched on. Step 1: Placing speakers Front speaker ( left ) Front speaker ( right ) VIEWING AREA Connections SUB WOOFER LINE OUT Speaker (right) Speaker (left) FM antenna MW antennaAC power Place the front

17、 left and right speakers at equal distances from the TV set and at an angle of approximately 45 degrees from the listening position. Notes: -To avoid magnetic interference, do not position the front speakers too close to your TV set. -Allow adequate ventilation around the DVD System. AC power Subwoo

18、fer 3 - 2 Step 5: Connecting FM/MW antennas SUB WOOFER 1 2FM antenna MW antenna fix the claw into the slot Connect the supplied MW loop antenna to the MW jack. Place the MW loop antenna on a shelf or attach to a stand or wall. Connect the supplied FM antenna to the FM (75 ohm) jack. Extend the FM an

19、tenna and fix its end the wall. For better FM stereo reception, connect an external FM antenna (not supplied). Note: Adjust the position of the antennas for optimal reception. Position the antennas as far as possible from your TV, VCR or other radiation source to prevent unwanted interference. Conne

20、ctions Using an accessory RF modulator IMPORTANT! If your TV only has a single Antenna In jack (labeled as 75 ohm or RF In), you will need an RF modulator in order to view DVD playback on the TV. See your electronics retailer or contact Philips for details on RF modulator availability and operations

21、. LINE OUT 3 2 AUDIO IN R L VIDEO IN TO TVINT IN CH3 CH4 ANT INRF coaxial cable to TV 1 Use the composite video cable (yellow) to connect the DVD systems VIDEO OUT jack to the video input jack on the RF modulator. Use an RF coaxial cable (not supplied) to connect ANTENNA OUT or TO TV jack on the RF

22、modulator to the Antenna IN jack on the TV. Connect the Antenna or Cable TV service signal to the ANTENNA IN or RF IN jack on the RF modulator. (It may have been connected to your TV previously. Disconnect it from the TV.) 1 2 1 2 3 to CONNECTION AND CONTROLS Using S-Video jack IMPORTANT! If S-Video

23、 is used for DVD playback connection, the systems VIDEO OUT setting will need to be changed accordingly. SUB WOOFER LINE OUT 1 2 1Use an S-Video cable (not supplied) to connect the DVD systems S-VIDEO jack to the S-Video input jack (or labeled as Y/C or S-VHS) on the TV. 2To hear the TV channels thr

24、ough this DVD system, use the audio cables (white/red) to connect AUDIO IN-TV jacks to the corresponding AUDIO OUT jacks on the TV. Connections Using Component Video jacks (Y Pb Pr) IMPORTANT! The progressive scan video quality is only possible when using Y Pb Pr, and a progressive scan TV is requir

25、ed. SUB WOOFER LINE OUT 1 2 1Use component video cables (red/blue/green - not supplied) to connect the DVD systems Y Pb Pr jacks to the corresponding Component video input jacks (or labeled as Y Pb/Cb Pr/Cr or YUV) on the TV. 2To hear the TV channels through this DVD system, use the audio cables (wh

26、ite/red) to connect AUDIO IN-TV jacks to the corresponding AUDIO OUT jacks on the TV. 3If you are using a Progressive Scan TV (TV must indicate Progressive Scan or ProScan capability), to activate TV Progressive Scan, please refer to your TV user manual. For DVD system Progressive Scan function, see

27、 “Getting Started- Setting up Progressive Scan feature”. Note: If your TV does not support Progressive Scan, you will not be able to view the picture. Press SYSTEM on the remote to exit the system menu and then DISC to exit progressive scan. 3 - 3 Functional Overview DVD player and power amplifier 1

28、STANDBY-ON B switches the system on or to standby mode. 2Display shows the current status of the DVD player. 3 starts or interrupts disc playback. 4PRESET + in tuner mode, selects a preset radio station forward. 5PRESET -/9 stops disc playback or erases a program. in tuner mode, selects a preset rad

29、io station backward. 6/ Disc: skips to the previous/next chapter/title/track. Tuner: 7OPENCLOSE opens or closes the disc tray. 8DSC selects different types of preset sound equalizer settings (FLAT, POPS, JAZZ, CLASSIC or ROCK). 9SOURCE selects the respective sound source: DVD/ AUX1/AUX2/FM/MW. switc

30、hes the system on. 0IR SENSOR point the remote control towards this sensor. !VOLUME -/+ adjusts the volume upward/downward. adjusts the hours and minutes in clock/timer setting mode. switches the set timer ON or OFF. 1243 857 9 0! 66 709 709 CONNECTION AND CONTROLS Connections Viewing and listening

31、to the playback of other equipment A Connect the systems AUX IN (R/L) jacks to the AUDIO OUT jacks on the other audio/visual device (such as a TV, VCR, Laser Disc player or cassette deck). Before starting operation, press SOURCE on the front panel to select AUX or press AUX on the remote in order to

32、 activate the input source. Using the VCR for recording DVDs B Connect one of the systems VIDEO jacks to the corresponding VIDEO IN jack and LINE OUT (R/L) jacks to the AUDIO IN jacks on the VCR. This will allow you to make analogue stereo (two channel, right and left) recordings. Recording (digital

33、) C Connect the systems COAXIAL or OPTICAL jack to the DIGITAL IN jack on a digital recording device (such as DTS- Digital Theatre compatible, with Dolby Digital decoder). Before starting operation, set the DIGITAL OUT according to the audio connection. (See DIGITAL OUT.) Connecting an active subwoo

34、fer D Connect the DVD micro systems SUBWOOFER jack to the AUDIO INPUT jack on an active subwoofer (not supplied). Step 6: Connecting the power cord After everything is conec ted properly, plug in the AC power cord to the power outlet. Never make or change any connection with the power switched on. A

35、dditional: Connecting additional equipment IMPORTANT! Some discs are copy-protected. You cannot record the disc through a VCR or digital recording device. When making connections, make sure the colour of cables matches the colour of jacks. Always refer to the owners manual of the other equipment for

36、 complete connection and usage details. SUB WOOFER LIE OUT AUDIO OUT L R AUDIO IN L R VIDEO IN Television VCR AUDIO INPUT A D C B 3 - 4 Functional Overview TU +/- ( / ) Tuner press to tune to a lower/higher radio frequency gradually. press and hold, then release the key to start automatic search for

37、 a radio frequency downward/upward. Disc searches backward/forward in a disc at different speeds. #VOLUME +/- adjusts the volume upward/downward. adjusts the hours and minutes in clock/timer setting mode. switches the set timer ON or OFF. $CH +/- ( / ) Disc: skips to the previous/next chapter/title/

38、 track Tuner: selects a preset radio station. % starts or interrupts disc playback. 9 stops disc playback or erases a program. &DISC/TUNER/AUX selects the respective sound source for DVD/ AUX1/AUX2/FM/MW. For tuner (TUNER): press to switch between MW and FM exits P-SCAN (progressive scan). (Only for

39、 DISC) *SLEEP/TIMER Standby mode sets time for switching on the system automatically. Power-on mode sets the sleep timer function (auto off). (CLOCK Standby mode sets the system clock. Playback mode displays the system clock. )DIM selects different levels of brightness for the display screen. SUBTIT

40、LE selects a subtitle language. ANGLE selects a DVD camera angle. DISPLAY displays information on TV screen during playback AUDIO for VCD/DivX sets Stereo, Mono-Left or Mono-Right sound mode. for DVD selects an audio language. A-B repeats playback of a specific section on a disc. MODE selects variou

41、s repeat modes or the shuffle play mode for a disc. SLOW selects different slow playback modes for a DivX/VCD/SVCD/DVD. DBB enables or disables bass enhancement. SURROUND (unavailable for this version) selects 2.1 channel output (2.1CH) or 5.1 channel output (SUR5.1 or DVD5.1). VOL.SEL (unavailable

42、for this version) adjusts volume level for individual speakers. DSC selects different types of preset sound equalizer settings (FLAT, POPS, JAZZ, CLASSIC or ROCK). LOUDNESS enables or disables automatic loudness adjustment. / CONNECTION AND CONTROLS Remote control 1B switches the system on/ off. 20

43、opens or closes the disc compartment 3Numeric Keypad (0-9) inputs a track/title/chapter number of the disc. inputs the number of a preset radio station. Functional Overview 4PROG DVD/VCD/CD: enters the program menu. MP3/WMA-CD: adds/deletes a programmed track to/from the program list. Picture CD: during playback, to select a slide show mode. Tuner: programs preset radio stations. 5GOTO/ST Disc: fast searches in a disc by entering a time, title, chapter or track. FM: sets stereo or