Arcam-DivaAVR200-av-sm维修电路原理图.pdf

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1、AVR200DiVA AVR200 Surround Sound ReceiverService Manual ARCAMARCAMIssue 1.0RadioFans.CN 收音机爱 好者资料库SERVICE MANUALA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0SURROUND SOUND RECEIVERCONTENTSPageSPECIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2、 . . .2-3DISASSEMBLY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . .

3、 . . . . . . . . . . . . . . . . . . . . . . . . . . . .6ADJUSTMENT POINTS DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7INSTRUMENT SETUP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8ALIGNMENT PROCEDURES

4、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-9IMPORTANT NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9PCB LAYOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5、. . . . . . . . . . . .10-20SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-40IC BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41-49ELECTRICAL PARTS LIST . . . . . . . . . . . .

6、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40-67RadioFans.CN 收音机爱 好者资料库SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 3 -Dimension Control (Use track 1 and 3 from PLII Audio Test CD ver1.0)AM TUNER SECTIONInput level is expressed as the reading in open-circuit

7、of 75-ohm source impedance signal generatorUsable sensitivity (999/1000kHz) 30 dBS/N Ratio (5mV in) 38 dBTHD (5mV in) 3%IF Rejection (450 kHz) 36 dBImage Rejection (F+2xIF) 28 dBSelectivity 17 dBOutput130+/- 20mVLoop sensitivity (20dB S/N)999/1000 kHz 66 dB603/600 kHz 66 dB1404/1400 kHz 66 dBFrequen

8、cy response (100 - 2.3 kHz, 5mV) 6 dBFM TUNER SECTION*C*AHInput level is expressed as the reading in open-circuitof 75-ohm source impedance signal generatorUsable Sensitivity ( 98 MHz) 15 dB 15 dBSignal / Noise RatioMono 72 dB 72 dB(60 dB, IHF wtd)Stereo 66 dB 66 dBFrequency Response (20 Hz - 15 kHz

9、, 60 dB)0 1.5 dB0 1.5 dBChannel Separation (60 dB)100 Hz 30 dB 30dB1 kHz 38 dB 38 dB10 kHz 30 dB 30 dBAlternate Channel Selectivity(40 dB, 400 kHz) 60 dB 45 dBCapture Ratio (40 dB) 3 dB 3 dBAM Suppression(60 dB, 100% Mod.FM, 30% Mod.AM) 48 dB 48 dBImage Rejection (119.4 MHz) 85 db 40 dBI.F. Rejectio

10、n ( 10.7 MHz) 78 dB 65 dBPilot Suppression (60 dB) 60 dB 60 dBTHD (60 dB, L=R 75 kHz for AH, 40 kHz Dev for C)Mono 0.25% 0.25%Stereo 0.35% 0.35%Auto-Search SensitivityOn 24 dB 24 dBOff 15 dB 15 dBRDS decode Sensitivity 26 dB 26 dBPHYSICAL SPECIFICATIONSDimensions (Width x Height x Depth)422 x 132 x

11、290mmNet weight14kg (31 lbs)Shipping weight16.7kg (37 lbs)StepCSLSR-3-31dB-7.8dB-31dB-2-31dB-11.5dB-31dB-1-31dB-19.5dB-31dB0-30dB-31dB-31dBStepCSLSR1-20.4dB-31dB-31dB2-14.0dB-31dB-31dB3-11.5dB-31dB-31dBSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 4 -DISASSEMBLY INSTRUCTIONS1.

12、Remove machine screws M 4.0 x 6.0 ( 1 to 6 ) from the side panels.Remove tapping screw 3.0 x 8.5 ( 7 )from the back panel.Refer to Figure No.1.Figure No.12. Pull both sides of the TOP COVER slightly outwards 8 and tilt approx. 35 and then removein the direction as indicated by the arrow 9 . Refer to

13、 Figure No.2.Figure No.2.7651324SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 5 -WIRING DIAGRAMSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 6 -COAXIAL x3OPTICAL x2405374LS157M624476FPCom-VideoTrigger INPOWER DOWNDetect Pin.For SPK off,Mute ON, VFD off.BLO

14、CK DIAGRAMSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 7 -OSCRFADJUSTMENT POINTS DIAGRAM1. TUNER2. IDLE CURRENT - Front Amplifier & Surround Amplifier BoardSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 8 -INSTRUMENT SETUP1. FM MEASUREMENTFig. 1Fig. 22. RD

15、S MEASUREMENTFig. 33. AM MEASUREMENTFig. 4FMSIGNALGENERATORANTENNATERMINALOUTPUTTERMINALDISTORTIONANALYZERDISTORTIONANALYZERACVOLTMETEROSCILLOSCOPEACVOLTMETEROROSCILLOSCOPEACVOLTMETEROROSCILLOSCOPEOUTPUTTERMINALOUTPUTTERMINALLRANTENNATERMINALANTENNATERMINALANTENNATERMINALAM LOOPANTENNA(Accessory)AM

16、LOOPANTENNA60cmDIGITALMILLIVOLTMETERVT-J914FMSIGNALGENERATORAMSIGNALGENERATORFMSIGNALGENERATORRDSGENERATORFMSTEREOGENERATORP-901DCMILLIVOLTMETERUNITUNITUNITUNITALIGNMENT PROCEDURESAMPLIFIER SECTIONIdle CurrentStepItemConnectionAdjustmentAdjust for1Front Left ChannelVoltmeter to P502 on Front Amp Boa

17、rdR5742mV0.2mV2Front Right ChannelVoltmeter to P501 on Front Amp BoardR5732mV0.2mV3Center ChannelVoltmeter to P503 on Front Amp BoardR5992mV0.2mV4Rear Left ChannelVoltmeter to JP801 on Surround Amplifier BoardR8672mV0.2mV(PCB N0901C-AMP2)5Rear Right ChannelVoltmeter to JP802 on Surround Amplifier Bo

18、ardR8682mV0.2mV(PCB N091C-AMP2)SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 9 -FM/RDS SECTION- FM mono:1kHz, 75kHz devi., 60dB/V- FM stereo:1kHz, 67.5kHz devi., 60dB/VPilot signal 19kHz 7.5kHz devi.OUTPUTS- Connect the non-inductive type resistor of 8 ohms to the all speaker t

19、erminals unless otherwise noted.ItemFMIF/RFStereoDistortionStereoSeparationMutingLevelSignaloutputStep1DC voltmeterL9410100mV3DistortionanalyzerDistortionanalyzerOscilloscopeOscilloscopeL942R956R941MinimumMinimum2AC voltmeterIFT on thefront endIFT on thefront endMaximumMaximumseparationConnectionof

20、instrumentFig.1Fig.2Fig.2Fig.1Channel Lor R 1kHz99.0MHz1kHz 75kHz devi.65dBf (60dB)99.0MHz Ext.mod. 65dBf(60dB)FM SGoutputStereo mod-ulator outputTuningfrequency99.0MHz99.0MHzChannel Lor R 1kHz99.0MHz Ext.mod. 65dBf(60dB)99.0MHz Ext. mod.65dBf(60dB)RDS 2% MOD99.0MHz 18dB99.0MHz99.0MHzRDSFig.399.0MHz

21、OutputindicatorAdjustmentpointAdjustforRemarksFM MUTE/MODEswitch: ON/AUTORepeat the steps1 to 3 until no fur-ther adjustment isnecessary.FM MUTE/MODEswitch: ON/AUTODont turn morethan +/-180Repeat stereodistortion andstereo separationalignment untilTHD at minimumand separation atmaximum.Decode the RD

22、S-Program Station.AM SECTIONAM Modulation:400Hz, 30%Step123522kHzor531kHz603kHz999kHz600kHz400Hz 30% mod.60dB/mAM SGoutputTuningfrequencyOutputindicatorAdjustmentpoint600kHz400Hz 30% mod.60dB/mACvoltmeterACvoltmeterDigitalDCvoltmeterL972OSC coilon RFblock L971RF coilon RFblock L971Adjustfor1.30.2V (

23、522kHz)1.350.2V (531kHz)MaximumMaximumIMPORTANT NOTES1. Show the software versionPress “DISPLAY”, “5.1 INPUT” and “VIDEO 4”.2. Toggle between PAL and NTSCPress “MEMORY” and “VIDEO 1”.3. Light up all the icon on the VFL.Press “DISPLAY”, “5.1 INPUT” and “VIDEO 1”.4. Clear all tuner presetsPress “5.1 I

24、NPUT” and “VIDEO 1”.SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 10 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 11 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 12 -AC-3 BOARD - Solder SideSURROUND SOUND RECEIVERA A A AV V V VR R

25、 R R2 2 2 20 0 0 00 0 0 0 - 13 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 14 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 15 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 16 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20

26、 0 0 00 0 0 0 - 17 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 18 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 19 -S-VIDEO BOARDPSU BOARDSECONDARY BOARDSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 20 -GSW BOARDLED BOARDPHONE BOA

27、RDPOWER BOARDVOLUME BOARDSWITCH BOARDSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 22 - 21 -SCHEMATIC DIAGRAMSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 23 - 24 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 26 - 25 -AMP2NOTE: 1. RE

28、SISTORS ARE CARBON FILM 5%1/8W UNLESSOTHERWISE SPECIFIED.MF - METAL FILM2. CERAMIC CAPACITORS ARE 50V 10%. UNLESSOTHERWISE SPECIFIED.SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 27 - 28 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 30 - 29 -SURROUND SOUN

29、D RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 31 - 32 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 34 - 33 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 35 - 36 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 37 -AUDIONOTE:

30、 1. RESISTORS, ARE CARBON FILM 5% 1/8W UNLESS OTHERWISE SPECIFIED.2. CERAMIC CAPACITORS, ARE 50V 10%. UNLESS OTHERWISE SPECIFIED.SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 38 -COMPONENT VIDEONOTE: 1. RESISTORS ARE CARBON FILM 5% 1/8W UNLESS OTHERWISE SPECIFIED.2. CERAMIC CAP

31、ACITORS ARE 50V 10%. UNLESS OTHERWISE SPECIFIED.SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 39 -SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 40 -PSUNOTE: 1. RESISTORS ARE CARBON FILM 5% 1/8W UNLESS OTHERWISE SPECIFIED.MF - METAL FILM2. CERAMIC CAPACITOR

32、S ARE 50V 10%. UNLESS OTHERWISE SPECIFIED.3. COMPONENTS MARKED “” ARE SAFETY CRITICAL PARTS.SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 41 -IC BLOCK DIAGRAMAC3 BOARDU101: 74HC1511D32D23D14D05Y6W7ST16 VCC15 D414 D513 D612 D711 A10 B8GND9C1211109S713S614S515S41S32S23S1412131415

33、12347ST6W5YS0S7S7AS6S6S5S5S4S4S3S3S2S2S1S1S0S0BCAC3 BOARDU102: 74HC15741Y72Y93Y124Y151G134B103B62B52A31B21A113A144AA/B1A/BVCC1621AG1531B4A1441Y4B1352A4Y1262B3A1172Y3B108GND3Y9AC3 BOARDU104, U109, U116,U129, U134: NE5532 AMPLIFIER 1OUTPUTINVERTINGINPUTNON-INVERTINGINPUTV AMPLIFIER 2V +OUTPUTINVERTING

34、INPUTNON-INVERTINGINPUT12348765+ + SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 42 -AC3 BOARDU103: CS5331AAINL8+-+-+-5674231AINRAGNDS/HComparatorMCLKSCLKLRCKSDATAComparatorVoltage ReferenceSerial Output InterfaceDigitalDecimationFilterDigitalDecimationFilterHighPassFilterHighP

35、assFilterS/HVA+-LP FilterDACDACLP FilterAC3 BOARDU105: CS492627368-11,14-17185419762021373844434241403932829252622303132333435213 24112 23Parallel or Serial Host Interface24-BitDSP ProcessingFramerShifterInputBufferControllerCompressedData InputInterfaceCMPDAT,SDATAN2CMPCLK,SCLKN2CMPREQ,LRCLKN2SCLKN

36、1,STCCLK2LRCLKN1SDATAN1CLK1NCLKSELFILT2FILT1VAAGNDDGND1-3VD1-3XMT958AUDATA2AUDATA1AUDATA0LRCLKSCLKMCLKDCDDEXTMEM,GPIO8ABOOT,INTREQA1,SCDINA0,SCCLKSCDIO,SCDOUT,PSEL,GPIO9WR,DS,EMWR,GPIO10RD,R/W,EMOE,GPIO11CSDATA7-0,EMAD7-0,GPIO7-0RESETDigitalAudioInputInterfacePLLClock ManagerRAM InputBufferRAMProgra

37、mMemoryRAMProgramMemoryRAMOutputBufferOutputFormatterRAMProgramMemoryRAMProgramMemorySTCAC3 BOARDU106, U107: 74HC574D7DQCPFF8Q7D6DQCPFF7Q6D1D2 to D5DQCPFF2Q1D0CPOEDQCPFF1Q0SURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 43 -AC3 BOARDU108: AT27C040VCCDATA OUTPUTSO0 - O7OE, CE ANDP

38、ROGRAM LOGICY DECODERX DECODEROUTPUTBUFFERSY-GATINGIDENTIFICATIONCELL MATRIXGNDVPPOECEA0 - A18ADDRESSINPUTAC3 BOARDU110: CS8414RXPRS422ReceiverClock & DataRecoveryDe-MuxAudioSerialPortRegistersMuxMuxVD+ DGNDVA+VA+FILTAGNDMCKM3M3 M2 M1 M0SDATASCKFSYNCCUVERFCS12/FCKSELC0/E0 Ca/E1 Cb/E2 Cc/F0 Cd/F1 Ce/

39、F2REFCBLRXN91013166543227251528141111226232418171921202287AC3 BOARDU111-U113: CS4340RSTLRCKSDATADIF0DIF1MCLKMUTECDEM0De-emphasisExternalMute ControlInterpolationFilterDACAnalog FilterInterpolationFilterDACAnalog FilterSCLK/DEM1AOUTRAOUTLSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0

40、 0 - 44 -AC3 BOARDU114: 74HCU0411A14VAC21Y136A32A126Y42Y115A53A105Y63Y94A7GND84YAC3 BOARDU118, U119: 74HC00DIGITAL BOARDU762: 74HC00A1B1Y1A2B2Y2GNDVCCB4A4Y4B3A3Y31234567141312111098AUDIO BOARDU301: TC9273N2S11VSS26VDD27 S13S226 S24S325 S35S424 S46S523 S57S622 S68S721 S79S820 S810S919 S911S1018 S1012

41、S1113GND14CK15DATA16STB17 S11(L-ch)10bitLatchCircuitLEVEL SHIFT + SHIFT RESISTERCIRCUIT(R-ch)10bitLatchCircuit(Sameas L-chCircuit)AC3 BOARDU123, U125, U130-U132: 7805POWER AMP BOARD:Q565C: 7812OUTINGNDAC3 BOARDU115, U117, U120: 74HC74SDRDDQ1QGND1QQFF1CP1SD1D1CP1RD1101211131432475698SDRDDQ2Q2QQFF2CP2

42、SD2DVCC2CP2RDSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 45 -KEY BOARDU201: LC87F65C8ASURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 46 -MULTI CHANNEL BOARDU602: TC9164AN12L-S1VSSSHIFT REGISTERLEVEL SHIFTERLEVEL SHIFTERLATCH CIRCUITLATCH CIRCUIT14GND28VDD

43、27R-S13L-S226R-S24L-S325R-S35L-S424R-S46L-COM123R-COM17L-S522R-S58L-S621R-S69L-COM220R-COM210L-S719R-S711L-S818R-S812L-COM317R-COM313L-ST16DATA15CKMULTI CHANNEL BOARDU601: M62447SP42DVDD1OUT441CLK2OUT340DATA3OUT239LATCH4OUT138DGND5AVDD37AGND6SWin36SWout7GNDS35SRout8SRinSURROUND SOUND RECEIVERA A A A

44、V V V VR R R R2 2 2 20 0 0 00 0 0 0 - 47 -MULTI CHANNEL BOARDU605-U611: NE5532 AMPLIFIER 1OUTPUTINVERTINGINPUTNON-INVERTINGINPUTV AMPLIFIER 2V +OUTPUTINVERTINGINPUTNON-INVERTINGINPUT12348765+ + ROM BOARDU1001: LM393D1OUTPUT 12IN1(-)3IN1(+)-+4GND8VCC7OUTPUT 26IN2(-)5IN2(+)-+S-VIDEO BOARDU401: BA7623V

45、IDEO BOARDU410: BA7623GNDIN1IN2IN3OUT1OUT2OUT3V CC1234876575Wdriver75Wdriver75WdriverS-VIDEO BOARDU404, U405: TEA2014A18GROUNDEXTERNAL VIDEO INPUT2775 VIDEO OUTPUTSUPPLY VOLTAGE36INTERNAL VIDEO INPUTSWITCHED VIDEO OUTPUT45NOT TO BE USEDSWITCHING INPUTS-VIDEO BOARDM402: BA7625VIDEO BOARDU404: BA76251

46、MONITOR OUT16IN12GND15CTL A3IN514VOUT14GND13VCC5IN412IN26CTL E11CTL B7INT310VOUT 28CTL D9CTL C6dBLOGICLOGIC6dBSURROUND SOUND RECEIVERA A A AV V V VR R R R2 2 2 20 0 0 00 0 0 0 - 48 -TUNER BOARDU901: LA1837123456789101112131415302928272625242322212019181716ALCAMOSCAMMIXAMRF.AMPREGAGCAM IFAMS-METERTUN

47、INGDRIVESTEREODRIVEVCCVCCAM/FMIF-BUFFFMS-METERS-CURVEAM IFFMDETGNDFM IF INPUTAM MIXEROUTPUTFM IF INPUTBYPASSAM IF INPUTGNDTU-LEDST LEDAM-IF OUTPUTFM DETECTORAM NARROW CFFM S-METEROUTPUTAM S-METEROUTPUTMUTEFM/AMSWITCHPILOT VCOSDCOMPDETBUFFDECODERANTI-BIRIDE3 rd 5 thSTEREOSWMUTEVCO304kHzFF38kP-DETFM S

48、DADJOSCREGAM RFINPUTAFCAM AGCAM DETECTORINPUTFM DETECTOROUTPUTMPXIUTPUTMPXOUTPUTMPXOUTPUTAM STEREO LINPUTAM STEREO RINPUTL-OUTR-OUT FF19k FF19k PILOTDETS-VIDEO BOARDU402, U403: LC74763-90128CS9SIN10SCLK15RST11SECAM12525/62513NTSC/PAL143.58/4.42SerialParallelConverterCompositeSynchron-izationSingalCo

49、ntrolAFCCircuitSyncSeparator8-bit LatchandCommanddecoderHorizontalCharacterSize RegisterHorizontalDisplayPositionRegisterVerticalDisplayPositionRegisterHorizontalDisplayPositionDetectionVerticalDisplayPositionDetectionCharacterControlCounterTiming GeneratorSyncSeparatorHorizontalDisplayPositionDetec

50、tionSynchronizationSignal GeneratorCharacter Output ControlBackground ControlVideo Output ControlLineControlCounterFlashing/ReversalControlRegisterFlashing/ReversalControlCircuitDisplayControlRegisterRAM WriteAddressCounterDisplayRAMDecoderDecoderFontRAMShift RegisterVerticalCharacterSize RegisterHo