Philips-ACT300-pcd-sm 维修电路原理图.pdf

《Philips-ACT300-pcd-sm 维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Philips-ACT300-pcd-sm 维修电路原理图.pdf（30页珍藏版）》请在收音机爱好者资料库上搜索。

1、Technical specification .1-1Features .1-1Accessories .1-2Connections and controls.1-2Instruction for use.1-3.1-6Safety & Warnings.1-7Service hintsRepair positions .2-1Dismantling CD-door.2-1Handling chip components.2-2Service tools.2-2Pin description of ICs .3-1.3-4Start-up procedure.3-5Service Test

2、 Program.3-5Blockdiagram.3-6Circuit diagramsSupply part .4-1CD part .4-2DSP part.4-3Audio part .4-4Control part .4-5Layout diagram - copper side view.4-6Layout diagram - component side view.4-7Exploded view .5-1Mechanical partslist.5-1Electrical partslist .6-1.6-6 3140 785 32210Published by LX 0241

3、Service Audio Printed in The Netherlands Subject to modification?Portable compact disc playerCLASS 1?LASER 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 retrievalsyste

4、m or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.ACT300all versionspsacd8RadioFans.CN 收音机爱 好者资料库1-1TECHNICAL SPECIFICATIONGeneralDimensions (Dia x H): 106 x 28mmWeight without batteries: 145gLaserOutput power: Fe

5、ature OverviewLow pass filterDUTS/N and distortion meterLRi.e. Sennheiser UPM550with FF-filterLevel meteri.e. Sound Technology ST1700Bi.e. 4822 395 3020422kHz13th order?OUND PRESETSesnopserycneuqerFzHk36zHk1zHk010dB 2dB0dB 2dB0dB 2dB+5dB 2dB 0dB 2dB+9dB 2dB0dB 2dB0dB 2dB0dB 2dB+5dB 2dB 0dB 2dB+9dB 2

6、dBDBB 1+5dB 2dB0dB 2dB 0dB 2dB+5dB 2dB0dB 2dB 0dB 2dBTREBLE ONDBB 2?FOSERUTAEF003 ?TA)sno i srevl l a(WM/MFRENUTYTILIBITAPMOCELBATIRWER-DCN CDDA / MP3OITCETORPPIKSCINORTCELEs / 495s180EZISMARDPSEt i bM46NOITCNUFEMUSER/DLOH / SEGATSBBD2KCABDEEFCITSUOCAYROMEMMARGORP99HMiN/dCiNNOITCNUFEGRAHCERDERAPERPL

7、ORTNOCETOMERDROCTHGILKCABYALPSID-TUPTUOLATIGID/ENIL-/-/-/-CCD-PORTABLE/MP3EDOMNOITAREPO)V5.4(YLPPUSNI -CD)V52.2(YLPPUS.TTAB?LPPSEN/OFFOPSE?LPPSEN/OFFOPSE Play mode Jump modeCharge-mode 140mA typ. n/a n/aStand- by (excl.recharge) 30mA typ. 450A typ.220mA typ.300mA typ.115mA typ.170mA typ.138mA typ.Ra

8、dioFans.CN 收音机爱 好者资料库1- 2135972486modeeqespDChold/resume/off53214687controlsfront viewrear viewthe model number is located inside the cd door and the serial number is located insidethe battery compartment . ROFSEIROSSECCAT300CAC00/?10/11/71/00/0713YArotpadACD/CAX20/0713YArotpadACD/CAXX71/0713YArotpa

9、dACD/CAXXX7E7/SBC HJ020enohpdaeHoeretSX? MP3AY3773 Remote controlAY3287 HandstrapXXXXXXXX3140 118 336303140 118 320203140 118 336409082 100 007873140 118 511703140 113 10571how to make a cd-rom with mp3 filesuse your computers cd burner to record (“burn”) the music files from your hard discto a cd-r

10、om. use either ISO 9660 disc format or UDF. some cd burner software like e. g. “DirectCD” support the UDF format.make sure that the file names of the mp3 files end with .mp3.supported formatsthis set supports:disc format: ISO 9660, joliet, multisession, UDF, enhanced music cd, mixed mode cdmp3 bit r

11、ate: 32320 kbps and variable bit ratetotal number of music files and albums: around 350(with a typical file name length of 20 characters)note: the number of music files that can be played depends on the length of the file names. with short file names more files will be supported.all trademarks used

12、are owned by their respective owners.general informationACCESSORIESfront view1display2adjusts the volume (down)3+ +adjusts the volume (up)4 5skips backward and searchesbackward5 6skips forward and searches forward6 1mp3-cd only: selects the previousalbum or skips backward7 2mp3-cd only: selects the

13、next albumor skips forwardadjusts eq (bass and treble)8 2;switches the set on, starts playbackand interrupts playback9 9stops playback and switches the setoffrear view1 hold/resume/offhold locks all buttonsresume stores the last position playedoff switches resume and hold off2 espelectronic skip pro

14、tection preventsmusic interruptions caused by shocks3 eqselects the bass and treble adjustment4 modeselects playback options such asshuffle and repeat5 p3.5 mm line out to connect the headphonesthe remote controlthis set to the audio input of your stereo equipment6opens the cd lid7battery compartmen

15、t8DCto connect the external power supplycontrolscautionuse of controls or adjustments or performance of procedures other than herein mayresult in hazardous radiation exposure or other unsafe operation.CONNECTIONS AND CONTROLS1- 3firmware upgradeoccasionally, philips releases new software (“firmware”

16、) for your set.1connect the mains adapter to DC on the set and to the wall socket (see “mainsadapter”).2keep mode pressed for 3 seconds.the type of your set and the current version of the firmware are displayed. Upgrade?is displayed.3press 9.4visit the homepage http:/www.nike-. check if there is a f

17、irmware file foryour set and if the firmware version is higher than the current version of your set.download the file and burn it on a cd-rom.5insert the cd-rom into the set and keep mode pressed for 3 seconds.Upgrade? is displayed.6press 2;.Upgrading is displayed and upgrading starts. this may take

18、 some minutes. afterupgrading is finished,Upgrade completeis scrolled.Wrong upgrade file is scrolled: your set already has the latest firmware or thedownloaded file does not correspond to your set.Upgrade file defect is scrolled: the upgrade file has been damaged during thedownload or when burning t

19、he cd-rom. download the file again, burn a new cd-romand try again.No upgrade file is scrolled: no upgrade file was found on the inserted cd-rom.note: if upgrading is interrupted accidentally, repeat step 6 until upgrading is completed successfully.general informationINSTRUCTION FOR USEbatteries (su

20、pplied or optionally available)inserting batteriesopen the battery compartment and insert 2 alkalinebatteries of type AAA (RO3, UM4).do not use old and new or different types ofbatteries in combination.indication of empty batteriesreplace the batteries or connect the mains adapter as soon as A blink

21、s and Replacebatteries is scrolled.remove batteries if they are empty or if the set willnot be used for a long time.batteries contain chemical substances, so they should be disposed of properly .average playing time of batteries under normal conditions:alkalinebatteriesesp on3.5 hoursesp and powersa

22、ving on:audio disc5 hoursmp3-cd7 hoursnote: to switch on powersaving, press esp repeatedly during playback until ESP is shown (see “esp and powersaving”).power supplyReplace batteAAAx2-+-+power adapter (supplied or optionally available)use only the AY 3170 power adapter (4.5 V/300mA direct current,

23、positive pole tothe center pin). any other product may damage the set.1make sure the local voltage corresponds to theadapters voltage. if your power adapter is equippedwith a voltage selector, set this selector to the localpower voltage if necessary .2connect the power adapter to DC on the set and t

24、othe wall outlet.note: always disconnect the adapter if you are not using it.headphones (HJO20)connect the supplied headphones to p.note:pcan also be used for connecting this psa toyour hifisystem. adjust the volume and sound onthe psa and your hifisystem.use your head when using headphoneshearing s

25、afetydo not play your headphones at a high volume. hearing experts advise that continuoususe at high volume can permanently damage your hearing.traffic safetydo not use headphones while driving a vehicle. it may create a hazard and it is illegalin many countries. even if your headphones are an open-

26、air type designed to let youhear outside sounds, do not turn up the volume so high that you cannot hear what isgoing on around you.power supply / headphonesplaying a discwith this set you can play8cm audio discs pre-recorded audio cds8cm audio discs finalized audio cdrs and cdrws8cm mp3-cds (cd-roms

27、 with mp3 files)1push the slider to open the cd lid.2insert a disc, printed side up, by pressing gently onthe discs center so that it fits onto the hub. closethe lid by pressing it down.3press 2; to start playback.Reading CD is displayed. playback starts.the track type (CD or MP3), the current track

28、 number and the elapsed playing time aredisplayed. for an mp3 track, the album number isalso displayed and the filename is scrolled twice.4press 9 to stop playback.the total number of tracks, the track types (CD,MP3), the number of albums on an mp3-cd and the total playing time (of an audio disc onl

29、y) are displayed.5to remove the disc, hold it by its edge and press thehub gently while lifting the disc.notes:after pressing2;it may take some time until thefirst mp3 track is played.20 seconds after pressing9the set switches offautomatically. basic functionsCDA51 stop 1- 4pause1press 2; to interru

30、pt playback.the time where playback was interrupted is blinking.2to resume playback press 2; again.basic functionsLOVE0110:241INSTRUCTION FOR USEvolume and soundvolume adjustmentadjust the volume by using & + +.bass adjustment1press eq once during playback to select the bassadjustment.the current ba

31、ss setting blinks.2press 2 repeatedly to select either:No Bass: no bass enhancementBass 1: moderate bass enhancementBass 2: strong bass enhancementthe selected bass setting blinks.3press eq to confirm your selection.treble adjustment1press eq twice during playback to select the treble adjustment.the

32、 current treble setting blinks.2press 2 repeatedly to select either:No Treble:no treble enhancementTreble:treble enhancementthe selected treble setting blinks.3press eq to confirm your selection.basic functionsBass 1Bass 2TrebleNo Treble selecting and searching on all discsselecting a track during p

33、laybackbriefly press 5 or 6 once or several times to skip tothe beginning of the current, previous or subsequenttrack.playback continues with the selected track.searching for a passage during playback1keep 5 or 6 pressed to find a particular passage in backward or forward direction.searching starts

34、and playback continues at a low volume. for cd audio tracks the search speeds up after 2 seconds.2release the button at the desired passage.normal playback continues.note: during repeat, shuffle or shuffle all, searching is only possible within the current track.basic functionsselecting on mp3-cdsse

35、lecting an album during playbackbriefly press 1 or 2 once or several times to skip tothe first track of the current, previous or subsequentalbum.the first track of the selected album is played.selecting a track during playback1keep 1 or 2 pressed to skip quickly to previous or subsequent mp3 tracks.

36、skipping starts and speeds up after 5 seconds.2release the button at the desired track.playback continues with the selected track.note: to skip from track to track at low speed, use5or6.basic functions1- 5playing tracks repeatedly or in random order mode1press mode repeatedly during playback to sele

37、cteither:shuffle album (with mp3-cds only): all tracks of the current album are played inrandom order once.shuffle all: all tracks of the disc are played inrandom order once.repeat shuffle album (with mp3-cds only): all tracks of the current album are playedrepeatedly in random order .repeat shuffle

38、 all: all tracks of the disc areplayed repeatedly in random order .repeat: the current track is played repeatedly.repeat album (with mp3-cds only): all tracks of the current album are playedrepeatedly.repeat all: the entire disc is played repeatedly.2playback starts in the selected mode after 2 seco

39、nds.3to return to normal playback, press mode repeatedly until repeat and shuffledisappear.featuresmodemodeeqesphold/resAudio Track 010:311INSTRUCTION FOR USEstoring the last position played resumeyou can store the last position played. when restarting, playback will continue fromwhere you have stop

40、ped.1switch the slider to resume during playback toactivate resume.resume is shown.2press 9 whenever you want to stop playback.3press 2; to resume playback.playback continues from where you have stopped.to deactivate resume, switch the slider to off.resume disappears.locking all buttons holdyou can

41、lock all buttons of the set. when you pressany key, no action will be executed then.switch the slider to hold to activate hold.resume is shown and Hold is displayed. allbuttons are locked. when pressing any key,Holdis displayed.to deactivate hold, switch the slider to off.resume disappears.featuresA

42、udio Track 063:566Hold!esp and powersavingwith a conventional portable disc player the musicmay stop while you are jogging, for example. theelectronic skip protection protects the psa againstloss of sound caused by light vibrations or shocks.continuous playback is ensured. esp does notprotect the ps

43、a against damage caused by dropping!press esp repeatedly during playback to select either:ESP on:ESP is shown and esp is switched on.ESP, powersave is shown. esp and powersavingare switched on, resulting in a longer batterylifetime and a shorter skip protection.ESP off ESP disappears. esp and powers

44、avingare switched off for cd audio tracks to achieve the highest sound quality.beepa beep confirms that you have pressed a button or that the batteries are empty .keep eq pressed for 2 seconds to switch beep eitheron or off:Beep is displayed: beep is switched on.No beep is displayed: beep is switche

45、d off.featurese eeqespesphold/resume/offLonger battermodeeqeqespesphold/resume/offNo beepremote control AY 3773 (supplied or optionally available)controls13.5 mm plug to connect the headphones2 holdlocks all buttons3 stopstops playback and switches the set off45/6skips and searches forward/backward

46、tracks51/2mp3-cd only: selects the next/previous tracks 6 2;switches the set on, starts playback andinterrupts playback7 volumeadjusts the volumeconnecting the remote controluse only the AY 3773 remote control.1press9on the set twice to switch off the set.2firmly connect the remote control to p on t

47、heset.3firmly connect the headphones to the plug onthe remote control.4on the remote control keep 2; pressed for1 second to switch on the set and to startplayback.playback starts. the album number (mp3-cds only) and the track number aredisplayed on the remote controls display.accessories1234575461-

48、65adjust the volume and sound on the psa and your remote control.note: replace the batteries as soon as no battis displayed on the remote controlsdisplay.carry strap pouch (AY 3287)wear your digital audio player during sport activity by securing it to the supplied carrystrap pouch.1open the velcro e

49、nclosure on the back of the carry strap pouch and slide the psa player inside. make sure the headphone / remote socket is aligned to thesocket hole.2thread the strap.3position your hand and adjust the strap until the fit issnug and comfortable.note: you can also use the supplied strap extension tose

50、cure the player to your waist.accessoriesINSTRUTION FOR USEclip magnetswear your remote control and secure yourheadphone cord with these wearable magnets.1check the polarity of the 2 button magnets. insertthe big button magnet underneath your garment.2clip the small button magnet on your outergarmen