BO-Beocenter2_MKII-rec-sm 电路图 维修手册.pdf

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1、BeoCenter 2 MK II Type2802,2825,2526,2827,2828,2829,2830,2831, 2832,2833,2834,2835,2836,2837,2838 Fromserialno.19368112 ServiceManual English German, French, Italian, Spanish, Danish, Dutch and Japanese versions are available in the Retail System This Service Manual must be returned with the defecti

2、ve parts/back-up suitcase ! RadioFans.CN 收音机爱 好者资料库 CONTENTS Survey of modules . 1.1 How to service . 1.2 PIN-code . 1.3 Warnings . 1.5 Adjustments . 2.1 Service menu . 3.1 Service tips . 4.1 Replacement of modules . 5.1 Specification guidelines for service use . 6.1 Overall blockdiagram . 7.1 Wirin

3、g diagram . 7.3 Available parts . 8.1 RadioFans.CN 收音机爱 好者资料库 BeoCenter 2 MKII Master Unit PCB2TopInterface PCB3ClamperLight PCB4IRreceivertwo(right) PCB5IRreceiverone(left) PCB7Keyboardleft/right PCB8Keyboardleft/right PCB9Display PCB77DVDMainBoardAssy PCB95DVDTraverseMechanism BeoCenter 2 Socket U

4、nit PCB6PH8-4 PCB10AVpanelDAB PCB37DABmodule PCB50Analogsoundengine PCB60SMPS PCB85TunerEU/US/JPN Surveyofmodules1.1 RadioFans.CN 收音机爱 好者资料库 How to service Front line service BoththeMasterandtheSocketUnithasbeendevelopedforsimplemodule exchangetofollowtheon-siteservicestrategy.Moduleexchangeispossib

5、leon-site, atthedealerorintheserviceworkshopwhateverismostconvenientineachcase. Foron-siteserviceaback-upsuitcasemustbeused. Moduleexchangeistherecommendedwaytoperformservice,duetothefact thatmostofthemodulesaremultilayerbased,andmostofthecircuitsareona singlemainPCB. Anelectricalfaultsymptomcanbere

6、movedduringonevisittothecustomers homeifyoubringaBeoCenter2back-upsuitcasewithyou. Isitamechanicalsymptom,theparticularpartmustbebroughtwithyou separately. TheSocketUnitandtheMasterUnitmustbeconnectedwhentesting,because theSocketUnitcontainsthepowersupply. Service documentation Servicedocumentationf

7、orBeoCenter2willbeaServiceManualwithpartnos.for theback-upsuitcase,electricalandmechanicalparts,usersguidesetc. 1.2Howtoservice Converting mains voltage supply TheMasterUnithasonlyonevariantforallmarkets. TheSocketUnithasseparatetypenos.foreachmarket,duetocountryapprovals. Themainsvoltageisdetermine

8、dbythetypenos.oftheSocketUnit,thereare onlytwointernalmainsvoltagesettings(ajumper)ontheSMPS,100/120Vand 230/240VAC.(X103,whenmounted=100/120V). UsetheServiceTooltoreprogrammetheDVDregioncodeandtunersetup. TheonlyvariantontheMasterUnit:2802 ThevariantsontheSocketUnit: Type no. Area Region Mains Volt

9、age Market 2825EU2DVDregion2230VAustria,Belgium,Croatia, CzechRepub.,Denmark,Egypt, Finland,France,Germany,Greece, Holland,Hungary,Israel,Italy, Lebanon,Norway,Oman,Poland, Portugal,Qatar,SaudiArabia, SlovakRep.,Slovenia,Spain, Sweden,Switzerland,Turkey 2826EU3DVDregion3240VIndonesia,Malaysia,Singap

10、ore, Thailand 2827EU4DVDregion4230VArgentina,Chile,Peru,Uruguay 2828EU5DVDregion5230VMorocco,Russia 2829GB2DVDregion2230VBahrain,Kuwait,SouthAfrica,UK, UnitedArabEmirates 2830GB3DVDregion3230VHongKong 2831US1DVDregion1120VCanada,USA 2832US4DVDregion4120VBrazil,Mexico 2833JP2DVDregion2100VJapan 2834A

11、U4DVDregion4240VAustralia,NewZealand 2835TW3DVDregion3110VTaiwan 2836KR3DVDregion3110VKorea 2837LA4DVDregion4230VArgentina,Chile,Peru,Uruguay 2838CH6DVDregion6230VChina DVD Region setup FirsttimetheMasterUnitisconnectedtotheSocketUnit,andpowered,theDVD regioncodeisset,andstored. Howtoservice1.3 PIN-

12、code Theproducthasa4digitPIN-code,oftheusersownchoice,whichmustbeentered iftheproducthasbeendisconnectedfromthemainsfor15-30min. IfthePIN-codeisactivated,andtheproducthasbeenwithoutmainsfor15-30min., theuserwillbeaskedtoenterthe4digitPIN-codewhentheproductisswitchedon. Beforetheproductishandedintose

13、rviceitisagoodideatoaskthecustomerto deactivatethePIN-code. ThePIN-codeisactivatedwhentheproductisshippedfromBang&Olufsen. Refertotheuserguideforfurtherinformation. PIN-code active prior to service IfthePIN-codeisnotdeactivatedpriortoserviceyoumustusetheServicecodeto unlocktheproduct. Servicecode Th

14、eservicecode -unlockstheproduct,butdoesnotaffectthepin-codesetting -givesyou12hoursservicetime EnteringtheServicecode 1.WhentheproductasksforPIN-CODEpressandholdlfor3seconds. 2.TheMastercodemenuappears. 3.EntertheServicecode:11111. ImportantnoticeconcerningServicetime Theservicetimeisactiveaslongast

15、heproductisconnectedtothemains,including Standby. Toobtainmaximumservicetime: Onlyconnecttheproducttothemainswhileyouareperformingactualserviceon theproduct. Whentheservicetimeisexpired,theproductcanonlybeunlockedbyentering thePIN-codeortheMastercode. Registrationofthemodules Themoduleswillberegiste

16、redtotheproductinthefollowingsituations: -theproducthasbeenconnectedtothemainsformorethan12hours,including Standbytime. -thePIN-codeisactivatedordeactivated. PIN-code deactivated by customer prior to service WiththePIN-codedeactivatedpriortoserviceyoumustbeawareofthemodules willberegisteredtotheprod

17、uctinthefollowingsituations: -theproducthasbeenconnectedtothemainsformorethan12hours,including Standbytime. -thePIN-codeisactivatedordeactivated. TheregistrationofmodulesintheproductcanonlybechangedatBang&Olufsen. 1.4PIN-code PIN-code1.5 ActivatethePIN-code SelecttheSETUPmenu. PressltwiceandthenSTOP

18、tobringupthePINCODESETUPmenu. Enterthe4digitPin-code.Re-enterthecodetoconfirmitandpressGO. IfyouwanttochangeordeletethePIN-code,enterthecorrectPIN-codeandpressGO. ItisnowpossibletochangethePIN-codeordeletethePIN-code. EnterthePIN-code IfthePIN-codeisactivatedandtheproductisdisconnectedfromthemainsfo

19、r morethan15-30minutes,aPINCODEmenuappearsassoonastheproductis switchedon. EnterthePIN-code,andtheproductstartsagain. IfthePIN-codehasbeenforgotten IfthePIN-codehasbeenforgottentheonlywaytounlocktheproductagainisby enteringa5digitMaster-code. TheMaster-codeisorderedbysendingarequestviatheRetailSyste

20、m. WhentheproductpromptsforaPIN-code,pressandholdldowntobringupthe MASTERCODEmenu. EntertheMaster-codeandpressGO.ThiswilldeactivatethePIN-codeand reactivatetheproduct. Product locked by PIN-code TheproductislockedbyPIN-codewhen: -ThePIN-codeisactivatedandthemainsisdisconnectedformorethan15-30 minute

21、s. TheproductisunlockedwhenthePIN-codeisentered. ThePIN-codecounterissetto5attemptswithin3hours. WhenawrongPIN-codehasbeenentered5timeswithin3hours,theproduct cannotreceiveanycommandsforaperiodof3hours. AfterthisperiodthePIN-codecounterisreset. Theproductmustbeinstandbymodetoactivatethetimer. Warnin

22、gs ESD Whenelectricalreplacementsordisassemblyistakingplace,useaESD-mat.The internalelectronicareverysensitivetostaticelectricity. WhenmainsvoltageontheBeoCenter2isrequired,removetheconnectionfrom theBeoCenter2totheESDmat. Laser exposure TheBeoCenter2containsalasersystemandisclassifiedasaclass1laser

23、product. TheBeoCenter2mustonlybeopenedbyqualifiedpersonalonly. General Warnings Wearcuttonclovestoavoidanyfingerprintsontheproduct. Thealuminiumanddisplaysurfaceontheproductisverysensitive,sohandling shouldbedonewithgreatcaretoavoiddamage.Whentransportingthe BeoCenter2itisrecommendedtousetheproductc

24、over,partno.3375021. Theinterfacecableisverysensitivetosharpbendsandotherlargemechanical influence.Alsobesurethattheplugsineachend,areconnectedcorrectly. Cleaning CleantheBeoCenter2surfacesusingalint-freeclothwhichyouhavewrung firmlyinlukewarmwater. Never use alcohol or other solvents to clean any p

25、arts of the BeoCenter 2. STATIC ELECTRICITY MAY DESTROY THE PRODUCT 1.6Warnings Adjustments Digital Audio Broadcasting (DAB) The DAB module (type 2203) for the BeoCenter 2 Socket Unit will automatically adapt to the band and frequency table preprogrammed in the application software for the particula

26、r Socket Unit type number. If the band and frequency table setup from the factory do not correspond to the particular country where it is used, the PC-based ServiceTool program must be used. DAB aerial Select a channel transmitting a DAB mutiplex signal. Position the aerial to maximum signal level.

27、Keyboard: Press “LIST” p select “SETUP” n “RADIO” p “DAB AERIAL ADJUSTMENT” then press GO. Beo4 remote control: Press “MENU” p select “SETUP” n “RADIO” p “DAB AERIAL ADJUSTMENT” then press GO. Watch the indicator bar on the display while adjusting the DAB aerial. The white fields indicates minimal r

28、isk of signal drop-out. DAB DRC Dynamic Range Control “DRC” appears in the lower right-hand corner of the display if transmitted with the DAB program and DRC is not set to OFF. DRC in nominal NOM or MAX position reduces the signal level between the weakest and the strongest signal and thereby compen

29、sates for disturbance from the surroundings. See more information in the Users guide. Adjustments 2. 2.2 Service Menu There are two ways to enter the service menu, either by the keyboard or the Beo4 remote. Keyboard: With the BC2 turned on, press “list” - “Setup” then press n and within 3 sec. Press

30、 0 0 GO. Beo4 remote: With the BC2 turned on, press “menu”- “Setup” then press n and within 3 sec. Press 0 0 GO. Note you have entered the service menu, and have the following options: Select wanted menu using general menu navigation rules. 1. SW Versions 2. Error List Select from the list NVMEM err

31、ors or VMEM errors. The NVMEM and the VMEM menu has the same layout, each menu will display the last 15 errors. 1 is NVMEM (non volatile memory) and 2 is VMEM (volatile memory). The errors in NVMEM are stored permanently, and can be used if BC2 has been disconnected from mains after an error has occ

32、urred. The VMEM only stores errors that have occurred after BC2 has been connected to the mains. Service menu 3.1 . Service Menu 1 SW Versions 2 Error List 3 Product ID 4 Service Counters 5 Default Settings 6 Keyboard Test 7 Loader Lock 8 DVD Service 9 DAB service display .SW Versions 1 AP 2.00a 2 O

33、S 12.11a 3 IOP 22.00a 4 FM Tuner 0.90a 5 DAB Tuner 1.9-1 6 Master Unit 2.00a .Error List 1 NVMEM 2 VMEM 1 4F 00000002 10/11/02-09:35:21 Date and time parameter will scroll according to general rules for the error, the cursor points to. By pressing n a more detailed view of the corresponding error is

34、 shown. Pressing l returns to Error List. The Error Layout 1 4F 00000002 10/11/02 09:35:21 Err_no, error_code, error_parm, Date, Time 1-15 dec 0-FF 0-FFFFFFFF dd/mm/yy hh:mm:ss 2digit dec 2digit HEX code 8digit HEX code error_parm are divided into 4 sections digit 1 and 2 XX- error_type digit 3 and

35、4 -XX- error_param1 digit 5 and 6 -XX- error_param2 digit 7 and 8 -XX error_param3 EP1 = error_parm1 EP2 = error_parm2 EP3 = error_parm3 Error_codes are written in bold and error_type in underline 3.2 Service menu .NVMEM 1 4F 00000002 10/11/02 2 08 16000000 9/11/02 3 4F 00000002 8/11/02 4 08 1600000

36、0 7/11/02 5 4F 00000002 7/11/02 6 08 16000000 6/11/02 7 4F 00000002 5/11/02 8 08 16000000 5/11/02 9 4F 00000002 4/11/02 10 . . -/-/- 11 . . -/-/- 12 . . -/-/- 13 . . -/-/- 14 . . -/-/- 15 . . -/-/- Complete Error Line .4F 00000002 Date 10/11/02-09:35:21 WATCHDOG RESET Service menu 3.3 Error_ code Er

37、ror _type Error_parm 1-3DescriptionCause (check/replace) 00NO APOS ERRORNo error 08APOS IOP ERRORP H8 Module 10ILLEGAL TIMER IDSW bug, check for AP SW update 11TIMER NOT FREESW bug, check for AP SW update 15ILLEGAL DATE VALUESW bug, check for AP SW update 16ILLEGAL TIME VALUESW bug, check for AP SW

38、update 17ILLEGAL TIMER PARAMETERSSW bug, check for AP SW update 20ILLEGAL SIMPLE MESSAGE IDSW bug, check for AP SW update 21OUT OF MESSAGE BUFFERSSW bug, check for AP SW update 22MESSAGE BUFFER VIRTUAL LIMIT REACHEDSW bug, check for AP SW update 25ILLEGAL REPOSITORY TYPESW bug, check for AP SW updat

39、e 26OUT OF REPOSITORIESSW bug, check for AP SW update 27REPOSITORY VIRTUAL LIMIT REACHEDSW bug, check for AP SW update 28NULL POINTER DELETESW bug, check for AP SW update 29ILLEGAL REPOSITORY ADDRSW bug, check for AP SW update 2AREPOSITORY IS ALREADY FREESW bug, check for AP SW update 40NON ISR FUNC

40、 CALLED FROM ISRSW bug, check for AP SW update 41PHYSICAL STACK LIMIT REACHEDSW bug, check for AP SW update 42STACK VIRTUAL LIMIT REACHEDSW bug, check for AP SW update 43OUT OF IAS OBJETSSW bug, check for AP SW update 44IAS SIGNAL LOSTSW bug, check for AP SW update 45OVERFLOW IN IAS FIFOSW bug, chec

41、k for AP SW update 47LSL QUEUE NOT ATTACHEDSW bug, check for AP SW update 48SCAN QUEUE NOT ATTACHEDSW bug, check for AP SW update 4AUART 0 QUEUE OT ATTACHEDSW bug, check for AP SW update 4BTIIC QUEUE NOT ATTACHEDSW bug, check for AP SW update 4CRIIC QUEUE NOT ATTACHEDSW bug, check for AP SW update 4

42、DOUT OF POWER DOWN CALLBACK OBJSW bug, check for AP SW update 4EPOWER DOWN ENTERED WITH TIMER RUNNINGSW bug, check for AP SW update 4FWATCHDOG RESETCheck for others errors in NVMEM 80BAS ERROR 00NO BAS ERRORNo error 01IIC BUS ERRAlways IO_ERROR not in BC2 02Eeprm addrEE WR ERRAlways IO_ERROR not in

43、BC2 03Eeprm addrEE RD ERRAlways IO_ERROR not in BC2 04Eeprm addrEE RD FF ERRAlways IO_ERROR not in BC2 0BEeprm addrEEPROM WRITE OVERFLOWAlways IO_ERROR not in BC2 0CEeprm addrEEPROM CONTROL INIT FAILAlways IO_ERROR not in BC2 0DEeprm addrEEPROM CONTROL CALLOC FAILAlways IO_ERROR not in BC2 A0IO ERRO

44、R 00NO APOS IO ERROR 01IIC1 2 ERROR EP 1= 00NO IIC1 2 ERRORUse EP2 EP 1 = 01IIC1 2 ACKNOWLEDGE MISSINGUse EP2 EP 1 = 02IIC1 2 ARBITRATION LOSTUse EP2 EP 1 = 03IIC1 2 BUS BUSYUse EP2 EP 1 = 04IIC1 2 TIMEOUTUse EP2 EP 1 = 05IIC1 2 SLAVE TRANS BUF DIFFUse EP2 EP 1 = 06IIC1 2 SLAVE NOT ADDRESSEDUse EP2

45、The Error LIST Is a list of all the possible errors in BC2, its divided into, error_code with the sub parameter error_type, error_type which has 3 sub parameter error_param1, error_param2 and error_param3. When ever a error that can be related to HW, SW or MEK, the cause is described, sometimes there can be more than one cause for the corresponding error, all the possible causes are listed with the most likely listed first. 3.4 Service menu EP 1 = 07IIC1 2 SLAVE TRANS BUF ERRUse EP2 EP 1 = 08 IIC1 2 ICB ERRORUse EP2 EP 2 = D0 CLOCK IIC ADDR(IC162) Av Panel EP 2 = 88A