Philips-MC-20-Service-Manual(1) 电路图 维修手册.pdf

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1、CLASS 1 LASER PRODUCT GB3140 785 22420Published by SS 0034 Service Audio or otherwise without the prior permission of Philips. system or transmitted, in any form or by any means, electronic, mechanical, photocopying, All rights reserved. No part of this publication may be reproduced, stored in a ret

2、rieval Copyright 1995 Philips Consumer Electroncis B.V. Eindhoven, The Netherlands be used. condition and that parts which are identical with those specified Safety regulations require that the set be restored to its original C PCS 104 581 Printed in The NetherlandsCopyright reservedSubject to modif

3、ication Micro System TABLE OF CONTENTS chapter Handling chip components and safety1 - 1 MC-20 . Technical Specification press SELECT SOURCE on the system and the last selected source switches on; press CD, TUNER, TAPE or AUX on the remote control. To switch the system to standby, press 2 STANDBY ON

4、once on the system (2 on the remote control). If in recording mode, press STOP 9 (on the remote control 9 ) first. The volume level, interactive sound settings, last selected source and tuner presets will be retained in the players memory. Power-saving automatic standby As a power-saving feature, th

5、e system automatically switches to standby 15 minutes after a tape or CD has reached the end and no control is operated. Adjusting volume and sound 1Turn the VOLUME control anti-clockwise to decrease or clockwise to increase volume on the system (or press VOLUME -/+ on the remote control). Display s

6、hows the volume level VOL and a number from 0-32. 2Press the Interactive sound control, DSC on the system or remote control once or more to select the desired sound effect: OPTIMAL (no indication)/ ROCK () / JAZZ ()/ POP () . 3Press DBB to switch bass enhancement on or off. Display shows: DBB if the

7、 DBB is activated. 4Press INCREDIBLE SURROUND (INC. SURR. on the remote control) to switch the surround sound effect on or off. Display shows: if activated. Note: The effect of INCREDIBLE SURROUND may vary with different types of music. 5Press MUTE on the remote control to interrupt sound reproducti

8、on instantly. Playback will continue without sound and the display shows MUTE. To activate sound reproduction you can: press MUTE again; adjust the volume controls; change source. DSDBB MUTESID VOLU RADIO RECEPTION Poor radio reception.The signal is too weak, adjust the antenna or connect an externa

9、l antenna for better reception. Increase the distance from TV or VCR. TAPE DECK OPERATION Recording or playback cannot beClean deck parts, see Maintenance. made.Use only NORMAL (IEC I) tape for recording. “CHECK TAPE” is displayed.Apply a piece of adhesive tape over the missing tab space. Tape deck

10、door cannot open.Reconnect the AC power plug and switch on the system again. GENERAL Does not react when any buttonsPress STANDBY ON to switch off the system. is pressed.Remove the AC power plug from the wall outlet, then reconnect the power plug and switch on the system again. No or poor sound.Adju

11、st the volume. Disconnect the headphones. Check that the speakers are connected correctly. Check if the stripped speaker wire is clamped. Reversed left and right sound.Check the speaker connections and location. Remote control does not function properly.Select the source (CD, TUNER, etc.) before pre

12、ssing the function button (, etc.). Reduce the distance to the system. Insert the batteries with their polarities (+/-signs) as indicated. Replace the batteries. Timer is not working.Set the clock. Press TIMER ONOFF to switch on the timer. If recording is in progress, stop recording. Troubleshooting

13、 WARNING Do not open the system as there is a risk of electric shock! Under no circumstances should you try to repair the system yourself, as this will invalidate the warranty If a fault occurs, first check the points listed below before taking the system for repair. If you are unable to remedy a pr

14、oblem by following these hints, consult your dealer or service centre. SymptomRemedy CD PLAYER OPERATION “NO DISC” is displayed.Check if the disc is inserted upside down. Wait until the moisture condensation at the lens has cleared. Use a finalised CD-R(W). Replace or clean the disc, see Maintenance

15、. PCS 104 585 3-3 INSTRUCTIONS FOR USE Compact Disc OPEN CLOSE SELECT SOURCE TIMER ON OFF INTERACTIVE SOUND STANDBY ON REPEAT RDS DBBDSC PRESETSTOPPLAYPAUSE iR SENSOR VOLUME INCREDIBLE SURR. CLOCK PROGRAM CD PROGRAM SHUFFLE TUNINGTUNINGRECORD REV MODE BAND SIDE A/B PREVNEXT IMPORTANT: The lens of th

16、e CD player should never be touched. X Playing a disc This CD player plays Audio Discs including CD- Recordables and CD-Rewritables. CD-ROM, CD-I, CDV, VCD, DVD or computer CDs, however, are not possible. 1Select CD source. 2Press OPENCLOSE on the top of the system to open the CD compartment. OPEN i

17、s displayed when you open the CD compartment. 3Insert a disc with the printed side facing up and press down on OPENCLOSE to close the CD door. READ is displayed as the CD player scans the contents of a disc, and then the total number of tracks and playing time are shown. 4Press PLAYPAUSE 2; (on the

18、remote control 2) to start playback. Current track number and elapsed playing time of the track are displayed during disc playback. 5To interrupt playback press PLAYPAUSE 2; (on the remote control SIDE/;). Press PLAYPAUSE 2; (on the remote control 2) again to resume play. The display freezes and the

19、 elapsed playing time flashes when playback is interrupted. 6To stop disc playback, press STOP 9. Note: CD play will also stop when; the CD door is opened. the disc has reached the end. you select another source: TAPE, TUNER or AUX. Selecting a different track Press PREV 1 or NEXT 2 on the system, (

20、on the remote control or ) once or repeatedly until the desired track number appears in the display. If you have selected a track number shortly after loading a disc or in the PAUSE position, you will need to press PLAYPAUSE 2; (on the remote control 2) to start playback. Finding a passage within a

21、track 1Press and hold down on PREV 1 or NEXT 2. The disc is played at high speed and low volume. 2When you recognise the passage you want, release PREV 1 or NEXT 2. Normal playback continues. Note: During a disc programme or if SHUFFLE/ REPEAT active, searching is only possible within the same track

22、. Different play modes: SHUFFLE and REPEAT You can select and change the various play modes before or during playback. The play modes can also be combined with PROGRAMME. SHUFFLE .tracks of the entire disc/ programme are played in random order SHUFFLE and REPEAT ALLto repeat the entire disc/ program

23、me continuously in random order REPEAT ALL .repeats the entire disc/ programme REPEAT.plays the current track continuously Compact Disc 1To select your play mode, press the SHUFFLE or REPEAT button before or during playback until the display shows the desired function. 2Press PLAYPAUSE 2; (on the re

24、mote control 2) to start playback if in the STOP position. If you have selected SHUFFLE, playback starts automatically. 3To return to normal playback, press the respective SHUFFLE or REPEAT button until the various SHUFFLE/ REPEAT modes are no longer displayed. You can also press STOP 9 to cancel yo

25、ur play mode. Programming track numbers Programme in the STOP position to select and store your disc tracks in the desired sequence. If you like, store any track more than once. Up to 20 tracks can be stored in the memory. 1Press PROGRAM on the system or remote control to enter the programming mode.

26、 A track number is shown and PROGRAM flashes. 2Use the PREV 1 or NEXT 2 on the system, (on the remote control or ) to select your desired track number. 3Press PROGRAM to confirm the track number to be stored. The number of tracks programmed and total playing time of the programme is shown briefly, t

27、hen the selected track and PROG. 4Repeat steps 2-3 to select and store all desired tracks. FULL is displayed if you attempt to programme more than 20 tracks. 5To start playback of your disc programme, press PLAYPAUSE 2; (on the remote control 2). Reviewing the programme In STOP mode, press and hold

28、down PROGRAM on the system or remote control, for a while until the display shows all your stored track numbers in sequence. Erasing the programme You can erase the programme by: pressing STOP 9 once in the STOP mode; pressing STOP 9 twice during playback; opening the CD compartment; PROGRAM disappe

29、ars from the display. INSTRUCTIONS FOR USE 3-4 PCS 104 586 Tuner PROGRAM INTERACTIVE SOUND STANDBY ON SHUFFLE REPEAT RDS DBBDSC PRESETSTOPPLAYPAUSE iR SENSOR VOLUME INCREDIBLE SURR. CLOCK TIMER ONOFF TIMER SELECT SOURCE PROGRAM TUNER TUNER TUNINGTUNINGRECORD REV MODE BAND SIDE A/B PREVNEXT Tuning to

30、 radio stations 1Select TUNER source. TUNER is displayed briefly. 2Press BAND once or more to select your waveband. 3Press down on TUNING or and release button. The radio automatically tunes to a station with sufficient reception. Display indication during automatic tuning: SEARCH. If a FM station i

31、s received in stereo, STEREO is shown. 4Repeat step 3 if necessary until you find the desired station. To tune to a weak station, press TUNING or briefly and repeatedly until you have found optimal reception. Programming radio stations You can store up to a total of 40 radio stations in the memory.

32、Automatic programming Automatic programming will start with a chosen preset number. From this preset number upwards, former programmed radio stations will be overridden. The system will only programme stations which are not in the memory already. 1Press PRESET 4 or 3 ( or on the remote control) to s

33、elect the preset number where programming should start. Note: If no preset number is selected, default is preset (1) and all your presets will be overridden. 2Press PROGRAM on the system or remote control for more than 2 seconds to activate programming. AUTO is displayed and available stations are p

34、rogrammed in order of waveband reception strength: FM followed by MW and LW. The last preset automatically stored will then be played. Manual programming 1Tune to your desired station (see Tuning to radio stations). 2Press PROGRAM on the system or remote control to activate programming. PROGRAM flas

35、hes in the display. 3Press PRESET 4 or 3 ( or on the remote control) to allocate a number from 1 to 40 to this station. 4Press PROGRAM again to confirm the setting. PROGRAM disappears, the preset number and the frequency of the preset station are shown. 5Repeat the above four steps to store other st

36、ations. You can override a preset station by storing another frequency in its place. Tuning to preset stations Press PRESET 4 or 3 ( or on the remote control) until the desired preset station is displayed. RDS (some versions only) Radio Data System is a service that allows FM stations to show additi

37、onal information. If you are receiving a RDS station, and the station name are displayed. When automatic programming is used, RDS stations will be programmed first. Scrolling through different RDS information Press RDS briefly and repeatedly to scroll through the following information (if available)

38、: Station name Programme type such as NEWS, SPORT, POP M . Radio text messages Frequency Note: If you press RDS and the RDS signal is not available NO RDS is displayed. EON Enhanced Other Network allows you to search for an RDS station offering a certain programme type. If EON is available, is shown

39、. Searching programme type (PTY) PTY helps you find a desired programme type. To enable PTY, first programme RDS stations into the tuner memory (see Programming radio stations) 1While receiving an RDS station, press RDS briefly until the programme type is displayed. 2Press PRESET 4 or 3 ( or on the

40、remote control) until the desired programme type is displayed. 3Press and hold down on TUNING or ( or on the remote control) to start searching. The radio tunes to a RDS station broadcasting this programme type. If the programme type is not available TYPE NOT FOUND is displayed. RDS Programme types

41、NO TYPE .No RDS programme type NEWS.News services AFFAIRS.Politics and current affairs INFO.Special information programmes SPORT .Sports EDUCATE.Education and advanced training DRAMA .Radio plays and literature CULTURE.Culture, religion and society SCIENCE.Science VARIED .Entertainment programmes PO

42、P M.Pop music ROCK M.Rock music MOR M.Light music LIGHT M .Light classical music CLASSICS .Classical music OTHER M .Special music programmes RDS News and Traffic Announcement (TA) You may set up the tuner in such a way that listening to CD or tape is interrupted by the NEWS of a RDS station. This on

43、ly works if the RDS station broadcasts a NEWS signal while sending the news. 1Tune to the desired RDS station. 2Press NEWS/TA once or more on the remote control to select the NEWS option. NEWS ON, TA ON or OFF is displayed briefly. NEWS is displayed if you have activated the NEWS or TA option. Chang

44、ing listening source will not disarm the function. Notes: To avoid unwanted recordings, the NEWS announcement does not work while recording a cassette. When you receive RDS news or traffic announcements during CD playback, playback will pause and you will be able to hear the news/TA. Playback resume

45、s after the broadcast has finished. In tape mode, the tape continues playing but you will hear the news/TA only until the broadcast has finished. If you are using the RDS NEWS announcement with an EON station, the whole network is searched for the respective news. Disarming RDS News and Traffic Anno

46、uncement There are a number of ways to disarm the news feature: Press NEWS/TA on the remote control during reception of the news option. Press standby on the system or remote control. Tune to a non-RDS-station. Tuner SC DE NEWS/TA INC. SURR UME PCS 104 587 3-5 INSTRUCTIONS FOR USE Tape Recorder TIME

47、R ON OFF PROGRAM INTERACTIVE SOUND STANDBY ON SHUFFLE REPEAT DBBDSC PRESETSTOPPLAYPAUSE iR SENSOR VOLUME INCREDIBLE SURR. CLOCK SELECT SOURCE PROGRAM TIMER TUNINGTUNINGRECORD REV MODE BAND SIDE A/B PREVNEXT SIDE A SIDE B TIMER ON OFF RDS Tape playback 1Select TAPE source. The display shows TAPE brie

48、fly. The tape counter TAPE 000 display with the SIDE A or SIDE B and reverse mode status are then shown during tape mode. 2Press OPEN to open the tape door. 3Insert a recorded tape and close the tape door. Load the tape with the open side downward and the full spool to the left. 4Press PLAYPAUSE 2;

49、(on the remote control 2) to start playback. 5By pressing or on the remote control, fast winding of tape is possible in both directions. To review and cue at low volume, press 1 or 2 on the system. During fast winding or review/cue you can monitor the tape message with the tape counter. Release the fast wi