Philips-AZ-7562-Service-Manual(1) 电路图 维修手册.pdf

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1、SHARON PLATFORM 4 Technical specification .1-1 Connections and controls.1-2 Feature overview.1-3 Accessories .1-3 Safety warnings.1-4 Service hints Repair positions .2-1 Service tools.2-1 Training material .2-1 ESD protection equipment .2-1 Handling chip components.2-2 Service test program .2-3.2-4

2、Start-up procedure.2-5 Fault finding guide.2-5.2-9 Blockdiagram.3-1 Pinning of ICs.3-2.3-4 Circuit diagrams Supply/Servodriver part.4-1 Signal processing part.4-2 Control part .4-3 Audio part.4-4 Printed circuit board Copperside view.4-5 Componentside view.4-6 Exploded view .5-1 Mechanical partslist

3、.5-1 Electrical partslist .6-1.6-3 CS 46 427 AZ7562/00/05 4822 725 26007Published by PW 9713 Service Audio Printed in The Netherlands Subject to modification Portable compact disc player PLAY. PAUSE CLASS 1 LASER PRODUCT AZ7565/00/05 AZ7566/17/17T TABLE OF CONTENTS Copyright 1997 Philips Consumer El

4、ectronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, 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. RadioFans.CN 收音机爱 好者资料库

5、1-1 CS 46 428 TECHNICAL SPECIFICATION General Dimensions (WxHxD): 134x30.5x154mm Weight without batteries: 250g Power supply modes DC-in socket: 4.5-5.5V Battery 2xLR6: 1.8-3.6V Accu-pack AY3360 (NiMH): 1.8-3.6V Accu-pack AY3361 (NiCd): 1.8-3.6V Battery lifetime Battery empty detection Battery weak

6、level: 2.1V nom. 150mV Battery empty level: 1.9V nom. 100mV Charge circuit Charge current: 300mA 10% Charge time for 80%: 4hrs nom. Max. charge time (P controlled) : 6hrs nom. Temperature protection: 50C 5C Current consumption (DC-in=4.5V, excl. illumination) Current consumption (Batt. supply=2.25V,

7、 excl. illumin.) Shock resistance (ESA off) +X/-X direction: 2.5G +Y/-Y direction: 2.5G +Z/-Z direction: 2.0G Shock resistance by use of car base (ESA off) +X/-X direction: 6G +Y/-Y direction: 6G +Z/-Z direction: 6G Headphone out (measured with 16 load) Max. output power (THD=10%): 2x7mW (+1/-3dB) F

8、requency response (1mW): 20Hz-20kHz within 6dB S/N ratio (unw.): 80dB (83dB typ.) S/N ratio (A-wght): 85dB (88dB typ.) THD+N (1kHz, 1mW): 1% (0.2% typ.) Channel crosstalk (1kHz, no load): -50dB Channel unbalance (-40dB): 80dB Headphone out under CD-out conditions (volume at maximum, load impedance 4

9、7k) Output level (1kHz, 0dB): 680Vrms 2dB Frequency response: 20Hz-20kHz within 4dB S/N ratio (unw.): 85dB (90dB typ.) S/N ratio (A-wght): 90dB (95dB typ.) THD+N (1kHz, 0dB): 0.2% (0.05% typ.) THD+N (1kHz, -20dB): 0.3% (0.1% typ.) Channel crosstalk (1kHz): -60dB (-70dB typ.) Channel crosstalk (10kHz

10、): -40dB (-50dB typ.) Channel unbalance (1kHz, 0dB): 0.5dB (0.2dB typ.) Optical output (not on all versions) Connection: 3.5mm optical fiber jack Specification according to IEC958. Laser Output power: 5mW (3mW typ.) Wavelength: 780nm Measurement setup Use Audio Signal disc SBC4294822 397 30184 L R L

11、EVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion meter e.g. Sound Technology ST1700B NOITAREPONOITAREPONOITAREPONOITAREPONOITAREPOFFOASEFFOASEFFOASEFFOASEFFOASENOASENOASENOASENOASENOASE edom-y a l P Am053 .p y t Am072 Am014 .p y t Am513 edom-pmuJ Am086 .p y t Am064 Am086 .p y t Am

12、075 yb-dnatS )egrahcer. l cxe( 05A 01 .p y t A NOITAREPONOITAREPONOITAREPONOITAREPONOITAREPOFFOASEFFOASEFFOASEFFOASEFFOASENOASENOASENOASENOASENOASE edom-y a l P Am072 .p y t Am012 Am582 .p y t Am022 edom-pmuJ Am086 .p y t Am584 Am086 .p y t Am525 yb-dnatS )egrahcer. l cxe( Am021 .p y t srh5.5 srh57.

13、2 .p y t srh5.4 0633YAkcap-uccA )hAm0021,HMiN( srh0.3 .p y t srh0.4 srh5.2 .p y t srh5.3 1633YAkcap-uccA )hAm007,dCiN( srh8.1 .p y t srh52.2 srh5.1 .p y t srh0.2 RadioFans.CN 收音机爱 好者资料库 DISPLAY. . . . . . . . . . . Window for showing the different playing modes, tracks and times . . . . . . . . . .

14、. . . . . . . Button for selecting the next music track or, if held down, for searching forward for a particular passage on the CD . . . . . . . . . . . . . . . . . Button for selecting the previous music track or, if held down, for searching backward for a particular passage on the CD VOLUME. . . .

15、 . . . . . . . Control for adjusting the volume at the headphone output HOLD / RESUME . . . . Switch for activating the HOLD function (blocking all buttons) and/or RESUME function (resuming CD play) MODE 0 . . . . . . . . . . . Button for selecting the different playing modes: SHUFFLESHUFFLE REPEAT

16、ALLREPEAT 1REPEAT ALLSCANoff PROG . . . . . . . . . . . . . Button for storing tracks in a program and for reviewing the program DSP. . . . . . . . . . . . . . . Digital Sound Processing: Button for selecting the different sound settings at the headphone output: ROCKPOPCARINCREDIBLE SOUNDoff STOP 9

17、. . . . . . . . . . . . Button for stopping CD play, deleting various settings, switching off the CD player and activating charging OPEN . . . . . . . . . . . . . Slide control for opening the lid of the CD player 2; . . . . . . . . . . . . . . . . Button for starting and pausing CD play ESA. . . .

18、. . . . . . . . . . . Electronic Shock Absorption: Switch for activating the electronic buffer memory for an undisturbed sound REMOTE p . . . . . . . . . Headphone and remote control socket (3.5mm) Digital out (optical) . . For connecting the CD player to a Digital in (optical) socket in an amplifie

19、r or a digital recorder by means of an optical cable 4,5 V DC . . . . . . . . . . . Socket for external power supply Battery compartment for inserting batteries Note: In case of power supply via the DC jack (mains adapter or cigarette lighter in the car) the display and the play button are backlight

20、ed. In battery mode, the illumination is activated for 10 seconds after key operations. 1-2 CS 46 429 CONNECTIONS AND CONTROLS DSP PROGRAM MODE HOLD / RESUME VOLUME PREVIOUSNEXT DISPLAY ESA PLAY / PAUSE OPEN STOP OPTICAL DIGITAL OUTPUT HEADPH. / REMOTE BATTERIES 6 V DC RadioFans.CN 收音机爱 好者资料库 1-3 CS

21、 46 430 4MROFTALPNORAHSSEIROSSECCA 2657ZA5657ZA6657ZA 00/50/00/50/71/T71 / A00/0613YAA00/0613YAA00/0613YAA00/0613YAA00/0613YAROTPADACD/CA752019122284XX A50/0613YAA50/0613YAA50/0613YAA50/0613YAA50/0613YAROTPADACD/CA762019122284XX A71/0613YAA71/0613YAA71/0613YAA71/0613YAA71/0613YAROTPADACD/CA862019122

22、284XX 00/0623YA00/0623YA00/0623YA00/0623YA00/0623YAHCUOP893010062284OOXX 00/0633YA00/0633YA00/0633YA00/0633YA00/0633YAHMiNKCAPYRETTAB716018312284OOXX 00/1633YA00/1633YA00/1633YA00/1633YA00/1633YAdCiNKCAPYRETTAB516018312284XXOO 00/1053YA00/1053YA00/1053YA00/1053YA00/1053YAETTESSACROTPADARAC9500179322

23、84OOOO 71/1053YA71/1053YA71/1053YA71/1053YA71/1053YAETTESSACROTPADARAC850017932284XX 00/5453YA00/5453YA00/5453YA00/5453YA00/5453YARETREVNOCCD/CDRAC330019122284OOOO 71/5453YA71/5453YA71/5453YA71/5453YA71/5453YARETREVNOCCD/CDRAC130019122284XX 00/3653YA00/3653YA00/3653YA00/3653YA00/3653YAETALPROTPADARA

24、C690123622284OOOO 71/3653YA71/3653YA71/3653YA71/3653YA71/3653YAETALPROTPADARAC101123622284OO 00/2763YA00/2763YA00/2763YA00/2763YA00/2763YAENOHPRAE343012422284XX S00/2763YAS00/2763YAS00/2763YAS00/2763YAS00/2763YAENOHPRAE143012422284XX 73/1863YA73/1863YA73/1863YA73/1863YA73/1863YAENOHPDAEH207012422284

25、XX 00/3673YA00/3673YA00/3673YA00/3673YA00/3673YALORTNOCETOMERDCLDROC-NI217018122284OOXX 00/0683YA00/0683YA00/0683YA00/0683YA00/0683YAXOBREKAEPSEVITCA315015442284OOOO 71/0683YA71/0683YA71/0683YA71/0683YA71/0683YAXOBREKAEPSEVITCA415015442284OO 4643YA4643YA4643YA4643YA4643YAmm5.3(DROCIFIH)gu l p-L,hcn

26、i c188110232284OOOOOO 9501CBS9501CBS9501CBS9501CBS9501CBSmm5.3(DROCIFIH)hcn i c206121232284OOXXOO 0721CBS0721CBS0721CBS0721CBS0721CBSmm5.3(REBIFLACITPO)kn i LsoT237261232284OO 4MROFTALPNORAHSSERUTAEF2657ZA5657ZA6657ZA )ASE(NOITPROSBAKCOHSCINORTCELE . c es02 . c es02 . c es02 NOITCNUFEMUSERXXX GNISSE

27、CORPDNUOSLATIGIDXXX KCAPYRETTABHMiNdnadCiNNOITCNUFEGRAHCERXXX NOITANIMULLIDCLXXX NOITANIMULLIYEK-YALPX DERAPERPLORTNOCETOMERDROCXXX ) l ac i t po(TUPTUOLATIGIDX X.supplied with the set, O.optional available 1-4 CS 46 431 WARNING All ICs and many other semiconductors are susceptible to electrostatic

28、discharges (ESD). Careless handling during 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 sem

29、i-conducteurs sont sensibles aux dcharges 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 rsistan

30、ce de scurit. Veiller ce que les composants 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 reduzie

31、ren. Sorgen Sie dafr, da sie im Reparaturfall 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

32、(ESD). Onzorgvuldig behandelen tijdens 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 AVVE

33、RTIMENTO Tutti IC e parecchi semi-conduttori 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 ch

34、e quello della massa delpparecchio tramite 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

35、specified be used. Safety components are marked by the symbol i 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

36、, dat het apparaat in zijn oorspronkeliijke toestand wordt teruggebracht en dat onderdelen, identiek aan de gespecificeerde, worden toegepast. De Veiligheidsonderdelen zijn aangeduid met het symbool s Varning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. Ad

37、varsel ! Usynlig laserstrling ved bning 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

38、 spcialistes agrs, seuls habilits rparer votre appareil en panne. ESD SAFETY d 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 dur

39、ch das Symbol markiert. f Les normes de scurit exigent que lappareil soit remis ltat dorigine et que soient utilises les pices de rechange identiques celles spcifies. Les composants de scurit sont marqus CLASS 1 LASER PRODUCT DANGER: Invisible laser radiation when open. ? After servicing and before

40、returning the set to customer perform a leakage 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 matlarge 1200 x650

41、 x1.25mm4822 466 10953 small 600 x650 x1.25mm4822 466 10958 anti-static wristband4822 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

42、)4822 320 11306 earth cable (1M, 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 tester4822 344 13999 SAFETY WARNINGS 2-1 CS 46 432 SERVICE HINTS REPAIR POSITION COPPERSIDE To get access to the com

43、ponentside of the printed circuit board proceed as follows: 1. Disconnect DC-cable and headphone 2. Remove bottom screws (remember hidden screw in battery compartment) 3. Open the CD-door 4. Lift the top-cabinet 5. Close the door-switch (e.g. paper-clip) 6. Supply the unit via external DC-socket To

44、get access to the copperside of the printed circuit board proceed as follows: 1. Disconnect DC-cable and headphone 2. Remove bottom screws (remember hidden screw in battery compartment) 3. Open the CD-door 4. Lift the top-cabinet 5. Take the printed circuit board/drive unit out of the bottom (take c

45、are of battery springs) 6. Position printed circuit board/drive unit into top-cabinet 7. Supply the unit via external DC-socket SERVICE TOOLS Audio signal disc SBC4294822 397 30184 Playability test disc SBC4444822 397 30245 Test disc 5 (disc without errors) + Test disc 5A (disc with dropout errors, black spots and fingerprints) SBC426/SBC426A4822 397 30096 TRAINING M