Philips-HTS-3548-W-Service-Manual电路原理图.pdf

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1、Copyright 2007Philips ConsumerElectronicsB.V.Eindhoven,TheNetherlandsAllrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystemortransmitted,inanyformorbyanymeans,electronic,mechanical,photocopying,orotherwisewithoutthepriorpermissionof Philips.PublishedbyKC-ET0736ServiceAudio

2、PrintedinTheNetherlandsSubject tomodificationVersion1.0TABLEOFCONTENTSLocationofPCBBoards.1-2VersionsVariation.1-2Specifications.1-3ServiceAids.1-4ESD fr Reparaturen sind Original-Ersatzteile zu verwenden.Sicherheitsbauteile sind durch das Symbol! markiert.ILe norme di sicurezza esigono che lapparec

3、chio venga rimessonelle condizionioriginali e chesiano utilizzati i pezzi diricambioidentici a quelli specificati.Componenty di sicurezza sono marcati con! .GBAfterservicingandbeforereturningset to customerperform a leakagecurrentmeasurement test fromallexposedmetalparts to earth groundto assure no

4、shock hazard exist, The leakage current must notexceed 0.5mA.CLASS1LASER PRODUCT3122110 03420GBWarning !Invisiblelaserradiationwhenopen.Avoiddirect exposure to beam.SVarning !Osynlig laserstrlning nr apparaten r ppnad ochsprrenrurkopplad.Betrakta ej strlen.SFVaroitus!Avatussa laitteessa ja suojaluki

5、tuksenohitettaessa oletalttiinankymttmlle laseristeilylle. l katso steeseen!GBWARNINGAll ICs and many other semi-conductors aresusceptible to electrostaticdischarges(ESD).Carelesshandling duringrepaircanreducelifedrastically.Whenrepairing,makesure thatyouareconnectedwith thesamepotentialas themassof

6、 thesetvia a wristwrapwith resistance.Keepcomponents and toolsalso at thispotential.FATTENTIONTousles IC etbeaucoup dautressemi-conducteurs sont sensibles auxdcharges statiques(ESD).Leurlongvit pourrait treconsidrablementcourteparle faitquaucuneprcautionnestprise leurmanipulation.Lors de rparations,

7、 sassurer de bien tre reliaummepotentielquelamassedelappareil etenfiler lebraceletserti dunersistance descurit.Veiller cequelescomposants ainsiquelesoutilsquelon utilisesoientgalement cepotentiel.ESDDWARNUNGAlle ICsundvieleandereHalbleitersindempfindlichgegenberelektrostatischenEntladungen (ESD).Uns

8、orgfltige Behandlung im Reparaturfall kandieLebensdauerdrastischreduzieren.Veranlassen Sie, dass Sie im Reparaturfall bereinPulsarmbandmit WiderstandverbundensindmitdemgleichenPotentialwiedieMassedesGertes.Bauteile undHilfsmittelauchaufdiesesgleichePotentialhalten.DKAdvarse !Usynlig laserstrling ved

9、 bning nr sikkerhedsafbrydere erude af funktion.Undg udsaettelse for strling.F“Pour votre scurit, ces documents doivent tre utiliss pardes spcialistes agrs, seuls habilits rparer votreappareilenpanne“.GBESD PROTECTION EQUIPMENTComplete Kit ESD3 (small tablemat, wristband,connection box, estention ca

10、ble and earth cable.4822 310 10671Wristband tester.4822 344 139991 - 6Pb(Lead)FreeSolderWhen soldering , be sureto use the pb free solder.INDENTIFICATION:Regardless of special logo (not always indicated)onemusttreatallsetsfrom1 Jan2005onwards,accordingnextrules:Important note:In factalso products of

11、 year2004mustbe treatedin this way as long as youavoidmixingsolder-alloys(leaded/ lead-free). Sobest to always use SAC305and thehigher temperaturesbelong to this.Due to lead-free technology someruleshave to berespectedby theworkshopduring a repair:Useonlylead-freesolderalloy PhilipsSAC305withorderco

12、de062214900106. Iflead-freesolder-pasteisrequired, please contact themanufacturer of yoursolder-equipment. In general use of solder-pastewithinworkshopsshouldbeavoidedbecausepaste isnot easy to store and to handle.Useonlyadequate solder tools applicable forlead-freesolderalloy. The solder toolmustbe

13、ableTo reach atleasta solder-temperature of400?C,To stabilize theadjustedtemperature atthesolder-tipTo exchange solder-tips fordifferent applications.Adjust yoursolder tool so that a temperaturearound360?C 380?C is reachedandstabilized at thesolderjoint.Heating-timeofthesolder-jointshould notexceed

14、4 sec. Avoid temperaturesabove 400?C otherwisewear-out of tips willrisedrastically and flux-fluidwillbedestroyed. To avoidwear-out of tips switch off un-usedequipment, orreduce heat.Mix of lead-free solderalloy / partswith leadedsolderalloy / parts is possiblebut PHILIPS recommendsstrongly to avoidm

15、ixed solderalloy types (leadedandlead-free).Ifonecannot avoidordoes not knowwhetherproductislead-free, cleancarefully the solder-joint fromoldsolderalloyandre-solderwith newsolderalloy(SAC305).Useonlyoriginalspare-parts listedin theService-Manuals. Not listedstandard-material(commodities)has to be p

16、urchased at externalcompanies.Specialinformation for BGA-ICs:Alwaysusethe12nc-recognizablesolderingtemperatureprofile of the specificBGA (forde-solderingalwaysuse thelead-free temperatureprofile,incase ofdoubt)Lead free BGA-ICswillbedeliveredin so-calleddry-packaging(sealedpack including a silica ge

17、lpack) toprotecttheICagainstmoisture. Afteropening,dependent of MSL-level seenonindicator-labelin thebag, theBGA-IC possiblystillhas to bebakeddry.(MSL=MoistureSensitivityLevel). Thiswill becommunicated via AYS-website.Donotre-use BGAs atall.Forsets producedbefore 1.1.2005(except productsof2004),con

18、tainingleadedsolder-alloy andcomponents,allneededspare-partswillbeavailabletill theend of the service-period. Forrepair of suchsetsnothingchanges.On our websitewww.atyourservice.ce.Pyou find more informationto:BGA-de-/soldering (+ baking instructions)Heating-profiles of BGAs and other ICs used inPhi

19、lips-setsYouwill find this andmore technicalinformationwithin the“magazine”,chapter“workshopnews”.Foradditionalquestionsplease contact yourlocalrepair-helpdesk.2 - 12 - 1System , Region Code , etc. Setting Produre1)System Reseta) press “setup “ button on R/C,TV will show preference pageb) select the

20、 menu using the and on R/Cc) go preference page to do sysytem reset2)Region Code Changea) press the “stop” button on R/C in open modelc) press”7” “3“ “4“ “4“ “6“ “6“ on R/C,then input desired numberto change region code :1 USA2 EU3 AP4 Australia ,NZ , Latam5 Russia , INDIA6 CHINA3)Version Control Ch

21、angea) In open model, press “1“ “5“ “9“ on R/Cb) press “ok” button to conf_i rmc) TV will show message as below:4)Password Changea) press “setup “ button on R/C,TV will show preference pageb) select the menu using the and on R/Cc) go preference page select “password“ to change * 000000 is default pa

22、ssword supplied.5)Check on the Sofeware Versiona) open the CD Doorb) press “display“ buttom on R/C c) TV will show the version on screen6)Upgrading new sofewarea) open the CD Door,then insert the CD-R program discb) close the CD Door.c) VFD will show:“Loading“Erase” - erase the f_l ash memory “Writi

23、ng” about 2 minutes“done “ * the latest upgraded is in version VER 00.25.05_70504_00Current model 3548W-55 Ver 00.25.05_70504_00 region : 4 Servo: OF.60.00.00 8032: 05.00.04.06 RISC:00.00.03.03 IF current model does not match you set use down arrow key on the remote to changeOKCAUTION!This informati

24、on is confi dential and may not be distributed.Only a qualifi ed service person should reprogram the Region Code.2 - 22 - 2REPAIR INSTRUCTIONS (part one)-Main UnitMA IN UNIT REPAIR CHARTAAll functionNo workingCheck all sy stem all cable is l ooseor badINTPa nel stanby LEDsh ow working or No tRe-inse

25、rt and fixthe cabl e Check back powerPC BF901 bad cause da ma ge Change F 901Check CN905 2pinBK5V if rightCheck repair controlPC B Standby circuitCheck +5V power supply circuitCheck RB901 1pin +5V=5VCheck repair switchpower circuit ( See B)Check all Voltage3.3V and 1.8V give circuitVCC=5VVD33= 3.3V

26、VD18= 1.8V Check IC208 Pin234 OS Cfrequenc y 27MHzRepairma in pcb betw een IC202IC206IC208andIC602circuitYESNONO BADNOOK YESWORKNO CHECK CORRECTYESYESBPower SupplyNo workingAll VoltageNo OutputCheck F901Bad Cause DamageCheck BK5V +5V Working or No tNoYESNo+35.5V Voltage No Output Check Repair IC 901

27、 IC 902AndIt s co nn circui t -27V VoltageNo Output +12V Voltage No Output +5 V Voltage No Output Check Q901 Q909 IC 901AndIt s Conj oi nt Part Check Q912 IC 902AndIt s Conj oi nt Part Check Q912 IC 902AndIt s Conj oi nt Part Check Q912 IC 902AndIt s Conj oi nt Part NoCAll Functio nNo S oundCheck PO

28、 WE R IC Vo ltage +35.5VYesSee Contents BCheckQ306 D304 ZD303 AndIt s co nn part sYesNoCheck Q305CVo ltage 3.3VOKNoBK 5V Voltage No Output Check Q912 IC 902AndIt s Conj oi nt Part CheckQ501 Q502 IC505AndIt s co nn part sOKLOWCheckQ902 ZD905 IC505AndIt s co nn part sCheck Q902CVo ltage 3.3VOKNoCheck

29、IC 505 51P IN HIGH( 3.3V) ORLO W( 0V)Check IC 501 IC 502 IC 503 IC 504AndIt s Conj oi nt Part AAll F unctionNo WorkingBPower SupplyNo Wo rkingCAll F unctionNo SoundEAudio line INNo OutputFWirelessNo OutputGDVD A udioNo SoundHMP3 In No SoundICOAXIA L In No SoundLTunerNo SoundMNo Svideo Output OHDMI N

30、o Output PNo CVBS Output QNo Y Pr Pbou tput 1/32 - 32 - 3REPAIR INSTRUCTIONS (part two)-Main UnitMA IN UNIT REPAIR CHART 2/ 3DIpod inpu t No SoundCheck DOCK TO HTS3540 CableINTCheck ipod input pc b JK 101CN 101 INT OR NO Change this CableChange this TWOCheck CN101 JK 101Check DOCKINTOK INTOK Check C

31、N101 5P INVoltage Correct is 5.0VNoNoEAUX/TV IN No OutputCheck JK 302CheckIC304IC305 Pin7INT or Noapprox -5.6V Pin16 approx +5.6V Check ZD301ZD302Check FB307 FB308Change this JK Check IC306AndIts Conj oint partsOK No OK CheckIC306 Pin1 Pin3 6 13 Voltage Correct is 5.0VYesINTNo FWirelessNo OutputOK o

32、r No Check JK 401IC505And Its conjoint partsNoOK Check JK 401Pin1approx +5V See BGDVD AudioNo S oundCheck CN801 toDVD loader Cable Loos eNoOKCheck Open/CloseWo rking or No t Check CN802 CN803Check IC 801AndIt s co nj oi nt partsNoRe-Insert and fixthe cabl e YESDe termine Picture Ou tput OKCheck IC 2

33、08 AndTheir Conjoint Pa rtsNoCheck Q801 Q802 Q803 OKHICOAXIAL In No S oundINTOK Check JK 702 Pin5INT OR NO REPA IR ok Check And Repair FB 202 FB 203No Check IC201 IC208 A nd OK Check IC201 Pin6 pin 23 approx +5.0VSee COK Check JK 302Check IC 304IC 305 Pin7IN T or Noapprox -5.6V Pin16 approx +5.6V Ch

34、eck ZD301ZD302 Check FB 307 FB 308Change this JK Check IC 306AndIt s Conj oi nt partsOKNoOKCheck IC 306 Pin1 Pin3 6 13Vo ltage Correct is 5.0V YesINTNoSee COKOK See Cor NOYesor Noto DVD Lo ader Cable loos eor Ba d IN Tor Ba d IN TYe sYe sor NoQ804 A ndTheir Conjoint Pa rtsIts Conj oint PartsYesor No

35、AndIts Conj oint parts FB309 Q 904 Ye sor NoFB 309 Q 904 2 - 42 - 4REPAIR INSTRUCTIONS (part three)-Main Unit MA IN UNIT REPAIR CHART 3/3LTuner No SoundOutputCheck CN301 Pin9= +9V Check CN301 Q901ZD904NoAndIts Conjoint PartsCheck SW PowerSee BYesCheck CN1 to CN301Cable Loose orINTCheck CN1Pin2/Clock

36、Pin3/Data,Pin4/CEAffirm CorrectYesNoCheckIC102IC108AndIts Conjoint PartsNoCheckIC1 AndNoIts Conjoint PartsCheckVT ValtageNoLow Freq=0.8-1.8VHi Freq=8.0-9.0VCheckIC1 OSCInputPin5-AM OSCVT No ChangePin3-FM OSCRepairFM osc SectionAndIts Conjoint PartsNo AMNo FML6 or DT4RepairAM osc SectionAndIts Conjoi

37、nt PartsL12or DT5Check Repair CN302 IC301AndIts Conjoint PartsCheckCN1L12CF3AndIts Conjoint PartsOKCheck CN302 IC301AndIts Conjoint PartsCheck CF2 AndIts Conjoint PartsL6 DT4AndIts Conjoint PartsA MF un ct i on No So un d FM Function No SoundOKOKOKOKCheck IC1 X1 C39And Its Conjount PartsOKCheck Main

38、 Pcb Of Tuner Input CircuitMNo Svideo outputCheck JK701 Pin1 Pin3Video signalYesCheck IC208 PIN133 PIN140To JK701 ConjointPartsOHDMI No OutputYesInsert And Pull out HDMIcableSee COKCheckQ610 Q611 Q609And Conjoint PartsNoCheck IC602 3.3V And 1.8V Check Q203 Q204And Conjoint PartsNoOKCheck C300 CheckC300And Conjoint PartsNoOKCheck IC602 PIN72:ASPDIF Check IC602 IC208And Conjoint PartsNoPIN77:ALCKpNo CVBS outputCheck JK701 Pin5VideosignalYesCheck IC208 PIN134To JK701 ConjointPartsQNo Y Pr Pb outputCheck JK702 Pin12 Pin4 Pin5 Video signalYesCheck IC208 PIN137 PIN138pin139 To JK702 ConjointParts