Philips-AX7101-cd-sm 维修电路原理图.pdf

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1、PRODUCT FAMILY FOCUS ESPTechnical specification .1-1Connections and controls.1-2Features .1-3Accessories .1-3Safety & Warnings.1-4Service hintsRepair positions .2-1Dismantling CD-door.2-1Handling chip components.2-2Service tools.2-2Pin description of ICs .3-1.3-3Start-up procedure.3-4Service Test Pr

2、ogram.3-5.3-6Blockdiagram.3-7Circuit diagramsCD part.4-1Control / Supply partpart .4-2Audio part.4-3PCB layout diagramComponentside view.4-4Copperside view.4-5Exploded view .5-1Mechanical partslist.5-1Electrical partslist .6-1.6-4 3140 785 22870Published by YT 0150 Service Audio Printed in The Nethe

3、rlands Subject to modification?Portable compact disc playerCLASS 1?LASER PRODUCTAX 2100AX 2101AX 2102AX 5100AX 5101AX 5102AX 5103AX 5104AX 5111AX 5112AX 5113AX 5114AX 5115AX 5116AX 5117AX 5118AX 7101AX 7104AX 7113all versionsTABLE OF CONTENTSCopyright 2001 Philips Consumer Electronics B.V. Eindhoven

4、, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrievalsystem or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.RadioFans.CN 收音机爱 好者资料库1-1GeneralDimensions (WxHxD):

5、 129x26x140mmWeight without batteries: 220gPower supply modesDC-in socket: 2.5-6.0VPrimary batteries (2xLR6): 1.7-3.6VRechargable batteries (AY3362): 1.7-3.6VBattery lifetimeBattery level detectionCharge section (not on all versions)Charge current: 250mA 10%Charge time for 80% AY3362: 4.0h nom.Charg

6、e time for 100% AY3362: 6.0h nom.Max. charge time (P controlled) : 7hTemperature protection: 50C 5CCurrent consumption CDDA-playbackShock resistance+X/-X direction: 2.5g+Y/-Y direction: 2.5g+Z/-Z direction: 2.0gHeadphone out (measured with 16 load, DBB/ESP off)Output power (THD=10%)/17 version only:

7、 2x12mW (+1/-3dB)all other versions: 2x6mW (+1/-3dB)Frequency response (1mW): 100Hz-20kHz within 6dBS/N ratio (unwght): 80dB (83dB typ.)S/N ratio (A-wght): 82dB (85dB typ.)THD+N (1kHz, 1mW): 1% (0.2% typ.)Channel crosstalk (1kHz, no load): -24dB (-44dB typ.)Channel unbalance (-40dB): 5dBVolume atten

8、uation (1kHz): 60dBDynamic Bass Boost DBBLaserOutput power: 5mW (3mW typ.)Wavelength: 780nmMeasurement setupUse Audio Signal disc SBC4294822 397 30184Low pass filter 22kHzLRLEVEL METER?e.g. Sennheiser UPM550?with FF-filterS/N and distortion meter?e.g. Sound Technology ST1700BDUT?Use Audio Signal Dis

9、c SBC429 4822 397 30184 (replaces test disc 3)?L.P.F. = 13 th order filter 4822 395 30204 ?E?G?A?T?S?B?B?D?e?s?n?o?p?s?e?r?y?c?n?e?u?q?e?r?F?z?H?k?3?6?z?H?k?1?z?H?k?0?1?1?B?B?D?B?d?8+?B?d?2?B?d?0?B?d?2?B?d?0?B?d?2?EDOMNOITAREPO)V5.4(YLPPUSNI -CD)V52.2(YLPPUS.TTABFFOPSENOPSEFFOPSENOPSEedom-ya lP.py t

10、Am001.py tAm001.py tAm021.py tAm021edom-pmuJ.py tAm022.py tAm022.py tAm003.py tAm003edom-egrahC.py tAm004a/ngn i thg i l kcaB) l ano i t i dda(.py tAm05.py tAm05yb-dnatS)egrahcer. l cxe(.py tAm0305.py tALEVELNOITCETEDsei ret tabyrami rPsei ret tabelbagrahceRy tpmeyret taBV8.1Vm05- /001+V8.1Vm05- /00

11、1+1kaewyret taB+l eve ly tpmeyret tabV9.0Vm001+l eve ly tpmeyret tabV7.0Vm0012kaewyret taB+l eve ly tpmeyret tabV6.0Vm001+l eve ly tpmeyret tabV5.0Vm0013kaewyret taB+l eve ly tpmeyret tabV3.0Vm001+l eve ly tpmeyret tabV3.0Vm001E?P?Y?T?Y?R?E?T?T?A?B?O?P?S?E?N?Power Save?ONs?e?i?r?e?t?t?a?b?y?r?a?m?i?

12、r?P?6?R?L?x?2?s?e?i?r?e?t?t?a?b?e?l?b?a?g?r?a?h?c?e?R?)?h?A?m?0?0?2?1?(?2?6?3?3?Y?A?25 hours22 hours10 hours9 hoursTECHNICAL SPECIFICATIONRadioFans.CN 收音机爱 好者资料库1-2CONNECTIONS AND CONTROLSAX21. & AX51.1 OPEN 2.opens the CD lid2 9.stops CD play, clears a program or switches theplayer off3 .skips and

13、searches CD tracks backwards4 2;.switches the player on, starts or pauses CD play5 .skips and searches CD tracks forwards6 DBB.switches the bass enhancement on and off. Thisbutton also switches acoustic feedback (thebeep) on/off when it is pressed for more than 2seconds7 .display8 PROGRAM.programs t

14、racks and reviews the program9 MODE.selects the different playing possibilities: SHUFFLE, SHUFFLE REPEAT ALL, REPEAT, REPEAT ALLandSCAN0 RESUME.stores the last position of a CD track playedHOLD .locks all buttonsOFF.switches RESUME and HOLD off! LINE OUT/p.3.5 mm headphone socket, socket to connect

15、theplayer to another audio input of an additionalappliance, remote control socket (not on allversions) VOL E.adjusts the volume# 4.5V DC.socket for external power supply$ .belt clip holder% .typeplateAX71.1 OPEN 2.opens the CD lid2 2;.switches the player on, starts or pauses CD play3 9.stops CD play

16、, clears a program or switches theplayer off4 .skips and searches CD tracks forwards5 ESP.ELECTRONIC SKIP PROTECTION ensurescontinues CD playback regardless of vibrationsand shocks6 MODE.selects the different playing possibilities: SHUFFLE, SHUFFLE REPEAT ALL, REPEAT, REPEAT ALLandSCAN7 .display8 PR

17、OGRAM.programs tracks and reviews the program9 BASS.switches the bass enhancement on and off. Thisbutton also switches acoustic feedback (thebeep) on/off when it is pressed for more than 2seconds0 .skips and searches CD tracks backwards! RESUME.stores the last position of a CD track playedHOLD .lock

18、s all buttonsOFF.switches RESUME and HOLD off LINE OUT/p.3.5 mm headphone socket, socket to connect theplayer to another audio input of an additionalappliance, remote control socket (not on allversions)# VOL E.adjusts the volume$ 4.5V DC.socket for external power supply% .belt clip holder .typeplate

19、%$PROGRAMMODEBASSESPCD REWRITABLE COMPATIBLEDIGITAL DYNAMIC BASS BOOSTERMSUOFFELHODVOL.LINE OUT/OPEN1234567890!#CD REWRITABLE COMPATIBLECD REWRITABLE COMPATIBLEPROGRAMMODEDBBTRACKMODEDIGITAL DYNAMIC BASS BOOST0VOL.REMSUOFFELHODLINE OUT/OPEN%$1234567890!#For more information of operation instructionp

20、lease visit Philips Audio internet site :http:/1-3AX2100AX2101AX2102AX5100AX5101AX5102AX5103AX5104AX5111AX5112AX5113AX5114AX5115AX5116AX5117AX5118AX7101AX7104AX7113CD-RW COMPATIBILITYELECTRONIC SKIP PROTECTIONESP DRAM SIZE MbitHOLD / RESUME FUNCTIONDBB STAGESACOUSTIC FEEDBACKPROGRAM MEMORYRECHARGE N

21、iCd / NiMHBELT-CLIPCORD REMOTE CONTROLLINE / OPT. DIGITAL OUTPUTG12s16G/G1G30-/-FEATURES OF CD-PORTABLEPRODUCT FAMILY FOCUS ESP G12s16G/G1G30-G12s16G/G1G30G/G-G16G/G1G30-G16G/G1G30-G45sG/G1G30G-G45s16G/G1G30G-G45s16G/G1G30G/GGG45s16G/G1G30-/-G-G45s16G/G1G30G/GGGG45s16G/G1G30-/-G-G45s16G/G1G30-/-G45s

22、16G/G1G30-/-G100s32G/G1G30-/-G45s16G/G1G30-/-G45s16G/G1G30-/-G45s16G/G1G30-/-G100s32G/G1G30GG100s32G/G1G30-/-?GFEATURESAX2100AX2101AX2002AX5100AX5104AX5112AX5114AX5116AX5118AX7101AX7104AX7113/00c/00c/00/05/00/00c/11/00/01/10/00c/05/17/17/00/17/17/17/17/17/17/17/00/17XOAY3170/00 AC/DC AdaptorAY3170/0

23、2 AC/DC AdaptorAY3170/05 AC/DC AdaptorAY3170/10 AC/DC AdaptorAY3170/12 AC/DC AdaptorAY3170/17 AC/DC AdaptorAY3266/00 Pouch (Neoprene)AY3362/00 Rechargable Batt. NiMHAY3464 HiFi Cord (3.5mm L-plugcinch)AY3501/00 Car Adaptor CassetteAY3545/00 Car DC/DC ConverterAY3768/00 Cord Remote ControlHE205/77 He

24、adphone HE205/77s Headphone (S-plug)HL351/77 Headphone HL351/77s Headphone (S-plug)BELT-CLIPX.supplied with the set, O.optional availableACCESSORIES FOR CD-PORTABLE4822 219 106174822 219 106764822 219 106724822 219 106814822 219 106714822 219 106163140 113 103603103 308 841204822 320 118814822 397 1

25、00594822 219 100333140 118 509809082 100 006159082 100 006169082 100 006399082 100 006413103 304 70250XOXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXACCESSORIES-/-45s45s16G/G-/-/-/-G/GGGGGGGGGGGGGGGGG-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-PRODUCT FAMILY FOCUS ESPAX5102AX5101AX5103AX5111AX511

26、3AX5115AX5117AY3545/17 Car DC/DC Converter3140 118 32970XXXXXXXXXXXXOXXXXXOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOXXXXXXXOOOOOOOOOOOOXXOOOOOOXXXXX1-4 WARNING?All ICs and many other semiconductors are susceptible to?electrostatic discharges (ESD). Careless handling du

27、ring?repair can reduce life drastically.?When repairing, make sure that you are connected with the?same potential as the mass of the set via a wristband with?resistance. Keep components and tools at this potential.?f ATTENTION?Tous les IC et beaucoup dautres semi-conducteurs sont?sensibles aux dchar

28、ges statiques (ESD). Leur longvite?pourrait tre considrablement courte par le fait quaucune?prcaution nst prise leur manipulation.?Lors de rparations, sassurer de bien tre reli au mme?potentiel que la masse de lappareil et enfileer le bracelet?serti dune rsistance de scurit.?Veiller ce que les compo

29、sants ainsi que les outils que lon?utilise soient galement ce potentiel.?d WARNUNG?Alle ICs und viele andere Halbleiter sind empfindlich?gegenber elektrostatischen Entladungen (ESD).?Unsorgfltige Behandlung im Reparaturfall kann die?Lebensdauer drastisch reduzieren.?Sorgen Sie dafr, da Sie im Repara

30、turfall ber ein Puls-?armband mit Widerstand mit dem Massepotential des?Gertes verbunden sind.?Halten Sie Bauteile und Hilfsmittel ebenfalls auf diesem?Potential.? WAARSCHUWING?Alle ICs en vele andere halfgeleiders zijn gevoelig voor?electrostatische ontladingen (ESD).?Onzorgvuldig behandelen tijden

31、s reparatie kan de levensduur?drastisch doen vermindern. Zorg ervoor dat u tijdens reparatie?via een polsband met weerstand verbonden bent met hetzelfde?potentiaal als de massa van het apparaat.?Houd componenten en hulpmiddelen ook op ditzelfde potentiaal.?i AVVERTIMENTO?Tutti IC e parecchi semi-con

32、duttori sono sensibili alle scariche?statiche (ESD).?La loro longevit potrebbe essere fortemente ridatta in caso di?non osservazione della pi grande cauzione alla loro?manipolazione. Durante le riparationi occorre quindi essere?collegato allo stesso potenziale che quello della massa?delpparecchio tr

33、amite un braccialetto a resistenza.?Assicurarsi che i componenti e anche gli utensili con quali si?lavora siano anche a questo potenziale.?Safety regulations require that the set be restored to its?original condition and that parts which are identical with?those specified be used.?Safety components

34、are marked by the symboli?Le norme di sicurezza estigono che lapparecchio venga?rimesso nelle condizioni originali e che siano utilizzati i?pezzi di ricambiago identici a quelli specificati.?Componenty di sicurezza sono marcati con?Veiligheidsbepalingen vereisen, dat het apparaat in zijn?oorspronkel

35、iijke toestand wordt teruggebracht en dat?onderdelen, identiek aan de gespecificeerde, worden toegepast.?De Veiligheidsonderdelen zijn aangeduid met het symbools Varning !?Osynlig laserstrlning nr apparaten r ppnad och?sprren r urkopplad. Betrakta ej strlen.? Advarsel !?Usynlig laserstrling ved bnin

36、g nr sikkerhedsafbrydere ?er ude af funktion. Undg udsaettelse for strling. Varoitus !?Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina?nkymttmlle laseristeilylle. l katso steeseen !f?Pour votre scurite, ces documents doivent tre utiliss par?des spcialistes agrs, seuls habilits rpar

37、er votre?appareil en panne.ESDSAFETYd?Bei jeder Reparatur sind die geltenden Sicherheitsvor-?schriften zu beachten. Der Originalzustand des Gertes?darf nicht verndert werden. Fr Reparaturen sind Original-?ersatzteile zu verwenden.?Sicherheitsbauteile sind durch das Symbol markiert.f?Les normes de sc

38、urit exigent que lappareil soit remis? ltat dorigine et que soient utilises les pices de?rechange identiques celles spcifies.?Les composants de scurit sont marqusCLASS 1?LASER PRODUCT DANGER: Invisible laser radiation when open.After servicing and before returning the set to customer?perform a leaka

39、ge current measurement test from all ?exposed metal parts to earth ground, to assure no?shock hazard exists.?The leakage current must not exceed 0.5mA.AVOID DIRECT EXPOSURE TO BEAM. AVAILABLE ESD PROTECTION EQUIPMENT :? ?anti-static table mat?large? 1200 x650 x1.25mm?4822 466 10953?small ?600 x650 x

40、1.25mm?4822 466 10958?anti-static wristband?4822 395 10223?connection box (3 press stud connections, 1M)?4822 320 11307?extendible cable (2m, 2M, to connect wristband to connection box)?4822 320 11305?connecting cable (3m, 2M, to connect table mat to connection box)? 4822 320 11306?earth cable (1M,

41、to connect any product to mat or to connection box)? 4822 320 11308?KIT ESD3 (combining all 6 prior products - small table mat)?4822 310 10671?wristband tester?4822 344 13999SAFETY & WARNINGS2-1SERVICE HINTSREPAIR POSITION COPPERSIDETo get access to the copperside of theprinted board assembly procee

42、d as follows:1. Remove the bottom screws (6x)2. Lift the bottom-cabinet3. Supply the unit via external DC-socket4. Take care that the door switch is closed duringmeasurementsTo get access to the componentside of theprinted board assembly proceed as follows:1. Remove the bottom screws (6x)2. Open the

43、 CD-door3. Lift the top-cabinet and put it backwards on the table4. Supply the unit via the external DC-socket5. Take care that the door switch is closed duringmeasurementsREPAIR POSITION COMPONENTSIDEDISMANTLING THE CD-DOORTo dismantle the CD-door proceed as follows:1. Dismantle bottom and printed

44、board/drive assembly2. Disconnect membrane keyboard(flex-foil connector on copperside of printed board)3. Bend the cabinet leftwards downwards 1,while bending the CD-door rightwards upwards 2The procedure appears to be tricky at first, but forceneeds to be applied with thumb and middle finger only.I

45、ts just like snapping ones fingers.Remark: Dont worry about applied force - both parts have asolid design. However, do not use screwdrivers ortools like that. Sharp edges could damage hinge orcabinet part.HANDLING CHIP COMPONENTSSERVICE TOOLSAudio signal disc SBC4294822 397 30184Playability test dis

46、c SBC4444822 397 30245Test disc 5 (disc without errors) + Test disc 5A (disc with dropout errors,black spots and fingerprints) SBC426/SBC426A4822 397 30096ESD PROTECTION EQUIPMENTAnti-static table mat large 1200 x650 x1.25mm4822 466 10953small 600 x650 x1.25mm4822 466 10958Anti-static wristband4822

47、395 10223Connection box (3 press stud connections, 1M)4822 320 11307Extendible cable (2m, 2M, to connect wristband to connection box)4822 320 11305Connecting cable (3m, 2M, to connect table mat to connection box)4822 320 11306Earth cable (1M, to connect any product to mat or to connection box)4822 3

48、20 11308KIT ESD3 (combining all 6 prior products - small table mat)4822 310 10671Wristband tester4822 344 139992-2PIN DESCRIPTION OF INTEGRATED CIRCUITSTZA1024 HF-PREAMPLIFIER AND LASER SUPPLY CIRCUITPinNameDirectionDescription1LDHF-preamp CD-drivecurrent output to laser diode2VCCL+2.6Vlaser supply

49、voltage3CFIL HF-preampexternal filter capacitor4MONCD-drive HF-preamplaser monitor diode input5DINCD-drive HF-preampcentral diode input6GNDGNDground7PWRONCD10 HF-preamppower-on select input8CMFB+2.6V / 2common mode feedback voltage input9RFFB HF-preampexternal RF feedback resistor10RFEQOHF-preamp RF

50、 amplifier output11CDRWCD10 HF-preampgain select input for CDDA/CDRW12EQSELCD10 HF-preampequalizer/speed select input13VCC2+2.6Vsupply voltage14RGADJGNDexternal laser supply gain adjust resistorSC111259FTA SERVO DRIVER & POWER MANAGEMENT ICPinNameDirectionDescription1SLEEPP servo driversleep input2W