Philips-AX520x-cd-sm 维修电路原理图.pdf

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1、PRODUCT FAMILY FOCUS TARGET-5 SERIESTechnical specification .1-1Features and Accessories.1-2Connections and controls.1-3Instruction for use.1-4.1-6Safety & Warnings.1-7Service hintsRepair positions.2-1Dismantling CD-door .2-1Handling chip components .2-2Service tools.2-2Pin description of ICs .3-1.3

2、-5Start-up procedure.3-6Service Test Program.3-7.3-8Blockdiagram.3-9Circuit diagramsControl/support part .4-1Audio part.4-2CD part.4-3Layout diagramsComponentside view.4-4Copperside view.4-5Exploded view .5-1Mechanical partslist.5-1Electrical partslist .6-1.6-4 3140 785 32460Published by LX 0307 Ser

3、vice Audio Printed in The Netherlands Subject to modification?Portable Compact Disc PlayerCLASS 1LASER PRODUCTTABLE OF CONTENTSCopyright 2001 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrievalsystem or

4、 transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.AX5200 AX5201 AX5202 AX5203AX5210 AX5211 AX5212 AX5215AX5219 all versionsRadioFans.CN 收音机爱 好者资料库1 - 1TECHNICAL SPECIFICATIONGeneralDimensions (HxD):22.8x137.5 mmWeight

5、 without batteries:187gPower supply modesDC-in socket: 2.5 - 6.0VPrimary batteries (2xLR6): 2.0 - 3.6VRechargable batteries : 2.0 - 3.6VBattery lifetimeBattery level detectionCurrent consumption CDDA-playbackShock resistance+X/-X direction: 2.5 g+Y/-Y direction: 2.5 g+Z/-Z direction: 2 gHeadphone ou

6、t (measured with 16 load, DBB/ESP off)Output power (THD=10%)/17 version only: 2x8mW (+1/-3dB)all other versions: 2x4mW (+2/-2dB)Frequency response (1mW): 100Hz-20kHz within 6dBS/N ratio (unwght): 80dB (82dB typ.)S/N ratio (A-wght): 82dB (84dB typ.)THD+N (1kHz, 1mW): 1% (0.2% typ.)Channel crosstalk (

7、1kHz, no load): -65dB (-75dB typ.)Channel unbalance (-40dB): 5dBVolume attenuation (1kHz): 60dBDynamic Bass Boost DBBLaserOutput power: 5mW (3mW typ.)Wavelength: 780nmMeasurement setupUse Audio Signal disc SBC4294822 397 30184Low pass filterDUTS/N and distortion meterLRi.e. Sennheiser UPM550with FF-

8、filterLevel meteri.e. Sound Technology ST1700Bi.e. 4822 395 3020422kHz13th orderEGATSBBDesnopserycneuqerFzH36zHk1zHk01DBB+8dB 2dB0dB 2dB0dB 2dBEDOMNOITAREPO)V5.4(YLPPUSNI -CD)V52.2(YLPPUS.TTABedom-ya lPA typ.m90edom-ChargeA typ.m220A typ.m80edom-pmuJA typ.m400A typ.m400yb-dnatSA typ.m06A typ.m110350

9、A typ.A typ.m120PowersaveESP=ONPowersaveESP=ONn/aEPYTYRETTAB 7h15h) .py th( ) .py th(Primary Batteries 2 x LR6Primary Batteries2 x AAARechargable BatteriesAY3363(1200mAh)ESP=ONPSM 209 h) .py th( 6 4 h28) .py th( h) .py th(321513 h) .py th(1210y tpmeyret taBV8.1Vm05- /001+V8.1Vm05- /001+1kaewyret taB

10、+l eve ly tpmeyret tabV57.0 Vm001+l eve ly tpmeyret tabV7.0 Vm0012kaewyret taB+l eve ly tpmeyret tabV54.0 Vm001+l eve ly tpmeyret tabV5.0 Vm0013kaewyret taB+l eve ly tpmeyret tabV3.0 Vm001+l eve ly tpmeyret tabV3.0 Vm001DETECTION LEVELPrimary bateriesRechargable batteriesRadioFans.CN 收音机爱 好者资料库1 - 2

11、AX5200/00CAX5201/00CAX5201/05ZAX5215/17AX5202/00CAX5202/01AX5202/10AX5203/00CAX5203/05ZAX5210/17AX5211/17AX5212/17CD-RW COMPATIBILITYELECTRONIC SKIP PROTECTIONESP DRAM SIZE MbitHOLD / RESUME FUNCTIONDBB STAGESACOUSTIC FEEDBACKPROGRAM MEMORYRECHARGE NiCd / NiMHBELT-CLIPCORD REMOTE CONTROLLINE / OPT.

12、DIGITAL OUTPUT16/130-/-FEATURES OF CD-PORTABLE16/13016/13016/13016/13045s/13045s16/13045s16/130/ /45s16/130-/-45s16/13045s16/130-/-45s16/130-/-AX5200AX5201AX5212AX5215/00c/00c/05z/00c/01/10/00c/05z/17/17/17XOAY3170/00 AC/DC AdaptorAY3170/02 AC/DC AdaptorAY3170/05 AC/DC AdaptorAY3170/10 AC/DC Adaptor

13、AY3170/12 AC/DC AdaptorAY3273 Pouch AY3363 Rechargable Batt. NiMHAY3464 HiFi Cord (3.5mm L-plugcinch)AY3501/00 Car Adaptor CassetteAY3545/17 Car DC/DC ConverterAY3778/00 Cord Remote ControlHE570/77s Headphone HS383/77 Headphone HS383/77s Headphone (S-plug)X.supplied with the set, O.optional availabl

14、eACCESSORIES FOR CD-PORTABLE4822 219 106174822 219 106764822 219 106724822 219 106814822 219 106713140 113 106514822 320 118813103 308 845424822 397 100594822 219 100333140 118 718903140 118 514909082 100 018219082 100 017249082 100 02026XXXXXXXXXXXXXXXXXXXXXXXX-/-45s45s45s45s45s16-/-/-/-/-/-/-/-/-/

15、-/-/-/-/-/-/-/-/-AX5219/1745s16/130-/-/-AX5203AX5202AX5210/17/17 AX5211AX5219AY3548/17 Car DC/DC ConverterXXXXXXXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOXXXXOOOOOOOOOOOOOOOFEATURESACCESSORIES1 - 3p1+-+-1 .1 .2 .2 .+-+-+-3#4HOLD OFF5PLAY 2;6VOL!+-+-657431#2809!$%- -+&1QUICKSTARTMISE EN SERVICE RAPIDEEngli

16、shCONTROLS / POWER SUPPLYCONTROLS ( see figure1 )1 LINE OUT/p.3.5 mm headphone socket, socket to connect the player toanother audio input of an additional appliance, remote control socket (not on all versions)2 2;.switches the player on, starts or pauses CD play3.skips and searches CD tracks backwar

17、ds4 .skips and searches CD tracks forwards5 MODE.selects the different playing possibilities: shuffle,shuffle repeat all, repeat, repeat all and SCAN6 PROGRAM.programs tracks and reviews the program7 .display8 9.stops CD play, clears a program or switches the player off9 DBB.switches the bass enhanc

18、ement on and off. This button alsoswitches acoustic feedback (the beep) on/off when it is pres-sed for more than 2 seconds0 VOL +/ +/ .adjusts the volume! 4.5V DC.socket for external power supply OPEN 2.opens the CD lid# ESP ON / OFF .ELECTRONIC SKIP PROTECTION ensures continuous CD playback regardl

19、ess of vibrations and shocks$ OFF.switches RESUME and HOLD offRESUME.stores the last position of a CD track playedHOLD.locks all buttons% .typeplate .battery compartment& .AAA battery doorPOWER SUPPLY / GENERAL INFORMATIONAverage playing time of batteries under normal conditionsBattery typeESP onPow

20、er SaveNormal AA5 hours9 hoursNormal AAA3 hours5 hoursAlkaline AA18 hours33 hoursAlkaline AAA8 hours15 hoursRechargeable ECO-PLUS NiMH battery7 hours12 hoursBatteries contain chemical substances, so they should be disposed of properly.ECO-PLUS NiMH battery information (for versions supplied with the

21、 rechargeable ECO-PLUS NiMH battery AY 3363)Recharging works only on players supplied with the rechargeable ECO-PLUSNiMH battery AY 3363.Recharging the ECO-PLUS NiMH battery on board1 Insert the rechargeable ECO-PLUS NiMH battery AY 3363.2 Connect the mains adapter to the 4.5V DC socket of the playe

22、r and then to the wall socket.yis pulsing. Recharging stops after a maximum of 7 hours, orwhen you start playback.3 When the battery is fully recharged,andFULL appears in the display.Notes: It is normal for the batteries to become warm during recharging. If the batteries become too warm, recharging

23、will be interrupted forapproximately 30 minutes . To ensure proper recharging on board, take care that contacts are clean. Use only the ECO-PLUS NiMH battery AY 3363.-CONNECTIONS AND CONTROLS1 - 4GENERAL INFORMATIONCD player and CD handling Do not touch the lens A of the CD player. Do not expose the

24、 unit, batteries or CDs to humidity,rain, sand or excessive heat (caused by heatingequipment or direct sunlight). You can clean the CD player with a soft, slightly dampened, lint-free cloth. Do not use any cleaningagents as they may have a corrosive effect. To clean the CD, wipe it in a straight lin

25、e from thecenter toward the edge using a soft, lint-free cloth. Acleaning agent may damage the disc! Never write on a CD or attach a stickerto it. The lens may cloud over when the unit is moved suddenly from cold to warmsurroundings. Playing a CD is not possible then. Leave the CD player in a warmen

26、vironment until the moisture has evaporated. Active mobile phones in the vicinity of the CD player may cause malfunctions. Avoid dropping the unit as this may cause damage.Headphones HE570 Connect the supplied headphones to the LINE OUT/psocket of the player.Note:LINE OUT/pcan also be used for conne

27、cting this set to your HiFi system.To adjust thesound and volume, use the controls on the connectedaudio equipment and on the CD player.IMPORTANT!Hearing safety: Do not play your headphones at a high volume. Hearing experts advisethat continuous use at high volume can permanently damage your hearing

28、.Traffic safety: Do not use headphones while driving a vehicle. It may create a hazardand it is illegal in many countries. Even if your headphones are an open-air type desi-gned to let you hear outside sounds, do not turn up the volume so high that you can-not hear what is going on around you.CD PLA

29、YPlaying a CDThis CD-player can play all kinds of Audio Discs suchas CD-Recordables and CD-Rewritables. Do not try toplay a CD-ROM, CDi, VCD, DVD or computer CD.1 Push the OPEN 2 slider to open the player.2 Insert an audio CD, printed side up, by pressing theCD onto the hub. 3 Close the player by pr

30、essing the lid down.4 Press 2; to switch the player on and start playback.yThe current track number and elapsed playingtime are displayed. You can pause playback by pressing 2;.yThe time at which playback was paused startsflashing. You can continue playback by pressing 2; again.5 Press 9 to stop pla

31、yback.yThe total number of tracks and the total playingtime of the CD are displayed.6 Press 9 again to switch the player off. To remove the CD, hold it by its edge and press thehub gently while lifting the CD.Note: If there is no activity, the set will automaticallyswitch off after a while to save e

32、nergy.In-car use (connections supplied or optionally available)Only use the AY 3545 (4822 219 10033) or AY 3548 (3140 118 71890) car voltageconverter (4.5 V DC, positive pole to the centre pin) and the AY 3501 car cassetteadapter. Any other product may damage the set.1Put the set on a horizontal, vi

33、bration-free andstable surface. Make sure it is in a safe place,where the set is neither a danger nor an obstacle to the driver and the passengers.2Plug the voltage converter into the cigarette lighter socket (only for 12 V car battery, negative grounding), then connectthe wired end with 4.5V DC inp

34、ut socket on theset.3If necessary, clean the cigarette lighter socket to obtain a good electricalcontact.4Turn down the volume and connect the cassette adapter plug to LINE OUT/pon the set.5Carefully insert the cassette adapter into the car radios cassette compartment.6Make sure the cord does not hi

35、nder your driving.7Decrease the volume on the set if necessary. Start playback on the set andadjust the sound with the car radio controls.Always remove the voltage converter from the cigarette lighter socketwhen the set is not in use.Note: If your car radio has a LINE IN socket, it is better to use

36、it for the car radio connection instead of the adapter cassette. Connect the signallead to this LINE IN socket and to LINE OUT/pon the set.4,5 V DC12 V DCPlayback information If a CD-Recordable (CD-R) or a CD-Rewritable (CD-RW) is not recorded properly, NF dISC isdisplayed, indicating that the CD ha

37、s not been finalized. In that case, use FINALIZE on your CDrecorder to complete the recording. When playing a CD-Rewritable (CD-RW), please notethat it takes 315 seconds after pressing 2; forsound reproduction to start. Playback will stop if you open the CD lid. While the CD is read, 1 -:- flashes i

38、n the display.Volume and bassVolume adjustment Adjust the volume by using VOL +/+/.Bass adjustment Press DBB to switch the bass enhancement on or offyis shown if the bass enhancement isactivated.Remote control (for some versions only)Use the AY 3768 / AY3778 cord remote control.The buttons on the re

39、mote control have the same func-tions as the corresponding buttons on the set.1 Press 9 twice to switch off the set.2 Firmly connect the remote control to LINE OUT/p onthe set.3 Adjust the volume on the CD player and remote con-trol.pINSTRUCTION FOR USE1 - 5Programming track numbersYou can store up

40、to 30 tracks to play in a program.A single track may be stored more than once in the program.1 While playback is stopped, select a track withor .2 Press PROGRAM to store the track.yprogramlights up; the track number programmed and P with the total number of sto-red tracks are displayed.3 Select and

41、store all desired tracks in this way.4 Press 2; to start playback of your selected tracks.yprogramis shown and playback starts. You can review the program by pressing PROGRAM for more than 2 seconds.yThe display shows all the stored tracks in sequence.Notes: If you press PROGRAMand there is no track

42、 selected, SELisdisplayed. If you try to store more than 30 tracks, FULLis displayed.Clearing the program While playback is stopped, press 9 to clear program.y CLRis displayed once, programgoes off,and the program is cleared.Note:The program will also be cleared if the power supply is interrupted, o

43、r ifthe CD-player lid is opened, or if the set switches off automatically.RESUME and HOLDYou can interrupt playback and continue (even after an extended period of time) from the position where playback stopped (RESUME) and you can lock all buttonsof the set so that no action will be executed (HOLD).

44、Use the OFFRESUMEHOLD slider for these functions.RESUME continuing from where you have stopped1 Switch the slider to RESUME during playback to activate RESUME.yresumeis shown.2 Press 9 whenever you want to stop playback.3 Press 2; whenever you want to resume playback.yresumeis shown and playback con

45、tinuesfrom where you have stopped. To deactivate RESUME, switch the slider to OFF.yresumegoes off.HOLD locking all buttonsYou can lock the buttons of the set by switching the slider to HOLD. Now, when akey is pressed, no action will be executed. This is of use, for example, whentransporting the play

46、er in a bag. With HOLD activated, you can avoid accidentalactivation of other functions.1 Switch the slider to HOLD to activate HOLD.yAll buttons are locked HOLd is shown whenyou press any button. If the set is switched off,HOLd will be shown only when 2; ispressed.2 To deactivate HOLD, switch the s

47、lider to OFF.Note: If you deactivate HOLDby switching the slider to RESUME,you will be activating the RESUMEfunction.FEATURESSelecting different playing possibilities?MODEIt is possible to play tracks in random order, to repeat a single track or the entireCD, and to play the first few seconds of eac

48、h track.1 Press MODE during playback as often as required inorder to activate one of the following modes. Theactive mode is shown in the display.yyyshuffle :All tracks of the CD are played in random order until all of them have been playedonce.yshuffle repeat all :All tracks of the CDare played repe

49、atedly in random order.yrepeat:The current track is played repeatedly.yrepeat all:The entire CD is played repeatedly.ySCAN: The first 10 seconds of each of theremaining tracks are played in sequence.2 Playback starts in the chosen mode after 2 seconds. To return to normal playback, press MODE repeat

50、edly until the display showsno active modes.ESP / Power Save ModeWith a conventional portable CD-player you might have experienced that themusic stopped e.g. when you were jogging. The ELECTRONIC SKIP PROTECTIONprevents loss of sound caused by light vibrations and shocks. Continuous playbackis ensur