Philips-AZ1050-gb-sm 维修电路原理图.pdf
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1、CLASS 1LASER PRODUCTGB3140 785 22620Published by SS 0105 Service Audioor 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 retrieva
2、lCopyright 1995 Philips Consumer Electroncis B.V. Eindhoven, The Netherlandsbe used.condition and that parts which are identical with those specifiedSafety regulations require that the set be restored to its original CPCS 107 205Printed in The NetherlandsCopyright reservedSubject to modificationCD S
3、tereo Radio RecorderTABLE OF CONTENTSchapterHandling chip components and safety1 - 1.Technical Specification & Service Tools2 - 1.Service Measurement2 - 2.Connections & Controls3 - 1.Disassembly Diagram4 - 1.Instructions for use3 - 2 to 3 - 5.CD Service Test Program4 - 2 to 4 - 3.Block Diagram5 - 1.
4、Wiring Diagram5 - 2.circuit diagram6 - 1.TUNER BOARDlayout diagram6 - 2.circuit diagram7 - 1, 7 - 3, 7 - 5.COMBI BOARDlayout diagram7 - 2, 7 - 6.chaptercircuit diagram7 - 4.FRONT BOARDlayout diagram7 - 4.cabinet8 - 1.EXPLODED VIEWS DIAGRAMtape deck8 - 2.Mechanical partslist8 - 2.Electrical partslist
5、9 - 1 to 9 - 4.AZ1050AZ1055all versionsRadioFans.CN 收音机爱 好者资料库HANDLING CHIP COMPONENTS1-1PCS 104 439WARNINGAll ICs and many other semiconductors are susceptible toelectrostatic discharges (ESD). Careless handling duringrepair can reduce life drastically.When repairing, make sure that you are connect
6、ed with thesame potential as the mass of the set via a wristband withresistance. Keep components and tools at this potential.fATTENTIONTous les IC et beaucoup dautres semi-conducteurs sontsensibles aux dcharges statiques (ESD). Leur longvitepourrait tre considrablement courte par le fait quaucuneprc
7、aution nst prise leur manipulation.Lors de rparations, sassurer de bien tre reli au mmepotentiel que la masse de lappareil et enfileer le braceletserti dune rsistance de scurit.Veiller ce que les composants ainsi que les outils que lonutilise soient galement ce potentiel.dWARNUNGAlle ICs und viele a
8、ndere Halbleiter sind empfindlichgegenber elektrostatischen Entladungen (ESD).Unsorgfltige Behandlung im Reparaturfall kann dieLebensdauer drastisch reduzieren.Sorgen Sie dafr, da Sie im Reparaturfall ber ein Puls-armband mit Widerstand mit dem Massepotential desGertes verbunden sind.Halten Sie Baut
9、eile und Hilfsmittel ebenfalls auf diesemPotential.WAARSCHUWINGAlle ICs en vele andere halfgeleiders zijn gevoelig voorelectrostatische ontladingen (ESD).Onzorgvuldig behandelen tijdens reparatie kan de levensduurdrastisch doen vermindern. Zorg ervoor dat u tijdens reparatievia een polsband met weer
10、stand verbonden bent met hetzelfdepotentiaal als de massa van het apparaat.Houd componenten en hulpmiddelen ook op ditzelfde potentiaal.iAVVERTIMENTOTutti IC e parecchi semi-conduttori sono sensibili alle scarichestatiche (ESD).La loro longevit potrebbe essere fortemente ridatta in caso dinon osserv
11、azione della pi grande cauzione alla loromanipolazione. Durante le riparationi occorre quindi esserecollegato allo stesso potenziale che quello della massadelpparecchio tramite un braccialetto a resistenza.Assicurarsi che i componenti e anche gli utensili con quali silavora siano anche a questo pote
12、nziale.Safety regulations require that the set be restored to itsoriginal condition and that parts which are identical withthose specified be used.Safety components are marked by the symboliLe norme di sicurezza estigono che lapparecchio vengarimesso nelle condizioni originali e che siano utilizzati
13、 ipezzi di ricambiago identici a quelli specificati.Componenty di sicurezza sono marcati conVeiligheidsbepalingen vereisen, dat het apparaat in zijnoorspronkeliijke toestand wordt teruggebracht en datonderdelen, identiek aan de gespecificeerde, worden toegepast.De Veiligheidsonderdelen zijn aangedui
14、d met het symboolsVarning !Osynlig laserstrlning nr apparaten r ppnad ochsprren r urkopplad. Betrakta ej strlen.Advarsel !Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling.Varoitus !Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina
15、nkymttmlle laseristeilylle. l katso steeseen !fPour votre scurite, ces documents doivent tre utiliss pardes spcialistes agrs, seuls habilits rparer votreappareil en panne.ESDSAFETYdBei jeder Reparatur sind die geltenden Sicherheitsvor-schriften zu beachten. Der Originalzustand des Gertesdarf nicht v
16、erndert werden. Fr Reparaturen sind Original-ersatzteile zu verwenden.Sicherheitsbauteile sind durch das Symbol markiert.fLes normes de scurit exigent que lappareil soit remis ltat dorigine et que soient utilises les pices derechange identiques celles spcifies.Les composants de scurit sont marqusCLA
17、SS 1LASER PRODUCTDANGER: Invisible laser radiation when open.After servicing and before returning the set to customerperform a leakage current measurement test from all exposed metal parts to earth ground, to assure noshock hazard exists.The leakage current must not exceed 0.5mA.AVOID DIRECT EXPOSUR
18、E TO BEAM.RadioFans.CN 收音机爱 好者资料库PCS 107 2062-1SERVICE TOOLSTORX T10 screwdriver with shaftlength 150mm.4822 395 50423TORX screwdriver set SBC 163.4822 295 50145Audio signal disc SBC 429.4822 397 30184Playability test disc SBC 444.4822 397 30245Test disc 5(disc without errors ) +Test disc 5A (disc w
19、ith dropout errors, black spots and fingerprints)SBC 426/426A.4822 397 30096Burn in test disc (65 min. 1kHz signal at -30 dB level without “pause”).4822 397 30155Universal test cassette Fe SBC 420.4822 397 30071TECHNICAL SPECIFICATIONSGENERALMains voltage-/00/05/10/14 : 230 V-/01/11 : 120 / 230 V-/1
20、7 : 120 VMains frequency-/00/05/10/14 : 50 Hz-/01/11 : 50 / 60 Hz-/17 : 60 HzBatterymains : 9 V (R20 x 6)Remote : 3V (R6 x 2)Power consumption: 5 WDimension (W x H x D): 435 x 252 x 170 mmWeight: 3.4 KgAMPLIFIEROutput powermains : 2 x 1.4 Wbattery : 2 x 1.6 WSpeaker impedance: 2 x 4 ohmFrequency res
21、ponse: 100 Hz - 10 kHz (3dB)TUNER - FM SECTIONTuning range: 87.5 - 108 MHzIF frequency: 10.7 MHz 0.2 MHzSensitivity: 14 dBf at 26dB S/NSelectivity: 45 dB at 300kHzIF rejection: 65 dBImage rejection: 26 dBTUNER - AM SECTIONTuning rangeMW : 522 - 1607 kHz-/17 : 520 - 1730 kHzIF frequency: 468 kHz 3 kH
22、zSensitivity MW : 1500 V/m at 26dB S/NSelectivity MW : 20 dBIF rejectionMW : 60 dBImage rejectionMW : 32 dBAUDIO CASSETTE RECORDERNumber of tracks: 2 stereoTape speed: 4.76 cm/sec 3%Wow & flutter: 0.48 JIS UWTDFast wind/rewind C60: 120 sec.Frequency responseP/B : 125 - 8000 HzS/N ratio: 40 dBCOMPACT
23、 DISCFrequency response: 100 Hz - 10 kHzS/N ratio: 60 dBChannel difference 1 kHz : 3 dBChannel crosstalk1 kHz : 40 dBLaser wavelength: 780 20 nmLaser light power: 0.5 mWPCS 107 2073-1CONNECTIONS AND CONTROLSFor the set (optional)Open the battery compartment of the set and insert 6 batteries,type R20
24、, UM-1 or D-cells (preferably alkaline).For the remote control (optional)Open the battery compartment of the remote control and insert 2batteries, type R03, UM-4 or AAA-cells (preferably alkaline).Remove batteries if they are flat or if the set is not going to beused for a long time.Batteries contai
25、n chemical substances, so they should bedisposed of properly.1 Check whether the mains voltage as shown on the type plate corresponds to your local mains voltage. If it does not, consultyour dealer or service organisation. The type plate is locatedon the bottom of the set.2 If the set is equipped wi
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