Integra-DHC40_1-avc-sm 维修电路原理图.pdf
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1、DHC-40.1SERVICE MANUALSERVICE MANUALRC-744MAV CONTROLLERBlack modelMODEL DHC-40.1(B)120V AC, 60HzB MDDRef. No. 4176Aug, 2009SAFETY-RELATED COMPONENT WARNING!COMPONENTS IDENTIFIED BY MARK ON THESCHEMATIC DIAGRAM AND IN THE PARTS LIST ARECRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.REPLACE THESE COMPO
2、NENTS WITH ONKYOPARTS WHOSE PART NUMBERS APPEAR AS SHOWNIN THIS MANUAL.MAKE LEAKAGE-CURRENT OR RESISTANCEMEASUREMENTS TO DETERMINE THAT EXPOSEDPARTS ARE ACCEPTABLY INSULATED FROM THESUPPLY CIRCUIT BEFORE RETURNING THEAPPLIANCE TO THE CUSTOMER.RadioFans.CN 收音机爱 好者资料库SERVICE PROCEDUREDHC-40.11. Replac
3、ing the fuses This symbol located near the fuse indicates that thefuse used is show operating type, For continued protection againstfire hazard, replace with same type fuse, For fuse rating, refer to the marking adjacent to the symbol. Ce symbole indique que le fusible utilise est e lent. Pour une p
4、rotection permanente, nutiliser que des fusibles de meme type. Ce demier est indique la qu le present symbol est apposre.2. To initialize the unit1. Press and hold down VCR/DVR button, then press ON/STANDBY button when the unit is powered on.2. After Clear is displayed, the preset memory and each mo
5、de stored in the memory are initialized and will return to the factory settings, and turn to Standby mode.3. Safety check outREF NO.PART NAMEDESCRIPTIONPART NO.REMARKSF4000F4000 orF4001F4001 orF901F901 orFUSEFUSEFUSEFUSEFUSEFUSE4A-UL/T-2334A-T/UL-ST24A-UL/T-2334A-T/UL-ST25A-UL/T-2335A-T/UL-AT2252325
6、GR252257GR252325GR252257GR252326GR252258GR : DHC-40.1 North American model !(U.S.A. model only)After correcting the original service problem, perform the following safety check before releasing the unit to the customer.Leakage current CheckMeasure the leakage current to a known earth ground (water p
7、ipe or conduct etc.) by connecting a leakage current tester between the earth ground and exposed metal parts of the unit (input/output ground terminals, screw heads or metal overlays etc.).Plug the power supply cord directly into a 120Vac 60Hz wall socket and turn ON/STANDBY button on.Any current me
8、asured must not exceed 0.5mA. This model uses a EE-PROM IC in order to retain radio presets and other settings. So, memory contents will bekept eternally with no care.4. Memory BackupRadioFans.CN 收音机爱 好者资料库DHC-40.1EXPLODED VIEWS-1DHC-40.1A007A125A173x 37 pcs.A175x 8 pcs. A177x 2 pcs.A077x 4 pcs.A015
9、x 4 pcs.A081x 4 pcs.P500 x 5 pcs.A087A085A003x 4 pcs.A005x 4 pcs.A009x 4 pcs.A075x 6 pcs.A611x 6 pcs.F901F901AF4001U0030U0031U0021U0044U0022U0020U0011U0032U011U005U0033P4104P8641P103A089A173A173F4000A101A387A001A075A121A073T901A115x 2 pcs.A179A171A601A607A605A079A187A189Refer to inEXPLODED VIEWS-2A0
10、19A183x 2 pcs.U0013Fig-1A501x 2 pcs.A353A115U0047DHC-40.1EXPLODED VIEWS-2DHC-40.1A409A419A225A229x 2 pcs.A357A403A457A427U0040A351P7501U0041U0046U006A363x 19 pcs.A373x 2 pcs.A399x 3 pcs.A379x 5 pcs.A375x 3 pcs.A461A203A215A389A393A425x 2 pcs.A423U0042U0043DHC-40.1BLOCK DIAGRAM-11211212211222112SUB1L
11、SUB1RMAINLMAINRMAINLMAINRREC_LREC_R32335354464773728988131415171817985SL(DAC)SR(DAC)1673245121110CFLFRADCLADCRZ2LZ2RZ3LZ3RZ2RZ2LZ3LZ3R6Z2TONE-RZ2TONE-LMAINLMAINRSRCSLCSBRCSBLC2220231924181081171262100399498SLSBLSRSBRSWSWMUTPreSBMUTZ2RZ2LH/PMUTSBZ2MUTAMUTESURZ3MUTPreSURMUTPreSURMUT878684RLLRLRZ2LZ2RL
12、RLRLRLRLRLRLRLRLRLRLRLRLRLRLRLR83828180777675747170696867666564616059588485SPRLFSPRLFSPRLCSPRLSRSPRLSBSPRLFHSPRLCSPRLSRSPRLFHSPRLSBCSR/Z3RSL/Z3LSBL/Z2L/Bi_L/LHSBR/Z2R/Bi_R/RHSBL/LH/LW(DAC)SBR/RH/RW(DAC)FLFRZ3RZ3LZ3L(BiAmp)Z3R(BiAmp)SPRLFWSPRLFWI2S(DIR/ADC)I2S(DVD Audio)I2S(DVD-AUDIO/DSD)x4ATTATTMIC
13、AMPMICTONETONEHEADPHONESFRONT LEFTFRONT RIGHTCENTERLEFTRIGHTLEFTRIGHTLEFTSUR. BACKSUR. BACKSUB1 should be always ON.C0dB FIX0dB FIXR2A15220FPpriority terminalVCR INTAPE INCBL/SAT INGAME INTAPE OUTDVD INCD INTUNERVCR OUTPHONO MMFRONT INCOAX 1COAX 2COAX 3OPT FRONTOPT1(FRONT IN)OPT2OPT3OPT OUTCOAX OUTN
14、ETSPDIF SWZ2/Z3 AnalogRXHDMIIN7-8?FRONTOUT1OUT2TXHDMITXHDMI*ALL*ALL*8040*8040IN1-6HDMI*ALLSPDIFMAINSWFLFRRLFRFLCSBRSBLSRSLRef. GND( for JJ , MR)2ch ADCDIRCS42516LPF+6dBVLSCFLLPF+6dBVLSCFR+6dBLPFVLSC+6dBSWCLPFVLSC+6dBSL8ch DACPCM1690+6dBLPFVLSC+6dB+6dBLPFVLSCSRLPFVLSCLPFVLSC1st DSPTMS320DA830TC74VHCT
15、157FT2nd DSPTMS320DA788RS232RIEtherIR INIR OUTIR IN12V TRIG A12V TRIG B12V TRIG C12V TRIG Z212V TRIG Z3except 030 , 03a , JJfrom MicomRS232INTERFACEINTERFACERIonly DTR/DTX-6.9E-contREMOTE SENSORIRCONTROL12V TRIGGERC(DAC)Z3Z2ADCLADCRSUB1LSUB1RSUB2LSUB2RncncZ2RZ2LZ2RDown mix : No useTone : Use for Z3(
16、AUX IN)IN6IN5IN3IN2SL(DAC)SR(DAC)SBR(DAC)Bi-AmpRTONETONE0dB FIX0dB FIXTones are used for all Integra.SBLSBR7.2CHPREOUTSWLSWRSLSL/Z3LSR/Z3RSRSBLSBRfor 03a , 03bM61540RLexcept JJZ2RZ2LZ2RZ2LZ3RZ3LZ3LZ3RFL(MIX)FR(MIX)ncSW(DAC)ncFL(DAC)FLFRFR(DAC)inverted down mixinverted down mix-6dB-6dBZ2LSBL(DAC)Bi-A
17、mpLZ3 Pre OUT2.2K / (1.2K+1K+2.2K)= -6dB+20dB0/-6/-12/-18dB1dB step/each VR0.5dB step/each VRRIGHTIN14PHONO EQSIRIUSTUNERPACKexcept JJRRLRLRLRLRLRLRLRLRLRLRLRLM.M. PortIN12SIRIUS_RSIRIUS_LIN11IN10INBIN9IN7IN8IN13Z2NET_RZ2NET_LLSURR / Z3LEFTSURR / Z3RIGHT+29dB+29dB+29dB+29dB+29dB+29dB+29dBSBL/Z2L/Bi_
18、L/LHSBR/Z2R/Bi_R/RHZ2 / Bi AmpZ2 / Bi AmpFront HighFront WideFront WideFront Highfor only SR707mount for only SR707( for only SR707 )( for NR807,DTR-40.1/50.1)Z2 Pre OUTZ2 LINE OUTexcept SR707,DTR-40.1 & JJexcept SR707 & JJfor DD , DCAUDIO Section ( PART-1 )SPEAKER TERMINALSPOWER AMPLIFIERExcept DHC
19、-40.1for only SR707929191904342459636389339959434354140449737+2.2K2.2KR56591.2KR59111KR59121KR56581.2KR59290R59300DHC-40.1BLOCK DIAGRAM-2VIDEO BLOCKDACSCDACPRDACSYDACVDACPBDACYADCSCADCYADCPRADCPBADCSYADCVAINHBAINHBDUAL/SINGLEBIAS1BIAS2YDETINYDETSYDETVDETSYDETINVDETINMUTESDASCLYDETOUTSYDETOUTVDETOUTT
20、C74HC4052Scanning LineP/IAspect RatioYOUT3YOUT2YIN4YIN3YIN2YIN1YOUT1YYOUTNJW1325PBOUT4PBOUT2PBOUT1PBIN5PBIN4PBIN1PBPBOUT3SYOUT4SYOUT3SYOUT1SYOUTPROUT1SYIN2SYIN1SYPRIN5PRIN1PRIN4PRIN3PRIN2PRSYIN3SYIN4SYIN5SYIN6PROUT2PROUT3PROUT4SYIN7SCOUT1SCOUT3SCOUT4VOUTVIN7VIN6VIN5VIN4VIN3VIN2VIN1VOUT1VOUT3VOUT6VOU
21、T4VOUT5BIASI2C BUSPBIN2PBIN3SCIN1SCSCIN2SCIN3SCIN4SCIN7SCIN5SCIN6HDMI BOARDD4 BOARDCPU BLOCKSYSCVVDetect YDetect SYDetect VIN1IN2IN3DVDVCR/DVRCBL/SATAUX1GAME/TV(FRONT)COMPOSITE INVCR/DVRGAME/TVCBL/SATDVDMuitiMediaPortS-VIDEO INCOMPONENT ININ2IN1D4 IND4 OUTYOUT4NJM2586AMVD BOARDJJ ONLYYIN5SYOUT2SCOUT
22、2VOUT2TX-SA707/NA807 onlyDTR-40.1/50.1,DHC-40.1MONITORZONE 2YPBPRYPBPRDTR-50.1 onlyCOMPONENT OUTS-VIDEO OUTMONITORVCR/DVRCOMPOSITE OUTZONE2MONITORVCR/DVRDTR-40.1/50.1,DHC-40.1Universalport14131211109812345671413121110981234567DRV6dB/0dBDRV6dB/0dBDRV6dBDRV6dBDRV6dB/0dBDRV6dB/0dBDRV6dBDRV6dB6dB/0dBDRV
23、BUFDRVDRVDRVDRVDRVDRV6dB/0dB6dB/0dB6dB6dB6dB/4dB6dB/0dBDRVBUFDRVDRV6dB/4dB6dB/0dBDRVDRVDRVDRV6dB/4dBDRV6dB4dB6dB/4dBBUF?YPBPRYPBPRYPBPR1234567141312111098?DHC-40.1BLOCK DIAGRAM-3HDMI SECTIONODDC_SDAODDC_SCLHPLGDETDACPYDACPBDACPRDACCVDACSYDACSCRXY(O14-O23)RXCR(O26-O35)RXCB(O11-O2)ADINPBADINPYADINCVAD
24、INPRADINSYMSTR0_SCLADINSCMSTR0_SDADCLKCTL+5VVSP_RXDVSP_TXDVSP_RSTVDLOCKEVNODDDHSDENDEGRN0-7DEBLU0-7DERED0-7DCLKDVSTXBLNKTXCR11-0TXCB11-0TXVSYNCTXHSYNCTXPIXCLKHPLG2DETTX_SDATX_SCLTX_RSTTX_INTODDC2_SCLODDC2_SDATX_SDATX_SCLTX2_RSTTX2_INTOERXTHOERXTHMSTR0_SDAMSTR0_SCLOERXTHTXY11-0CEC_IORX_RSTRX_SDARX_CL
25、KRX_MUTERX_INTSD0_3LRCK_HDMIBCK_HDMIINPSELMCLK_HDMIPCMLR_DL0_APCMLRCK_DR0_APCMBCK_DSDCLK_AMCK_HDMI_ARXBLNKRXCB(O0-O11)RXCR(O24-O35)RXY(O12-O23)RXVSYNCRXHSYNCRXPIXCLKADSP2_LRCKADSP2_BCKADSP2_SD0ADSP_MCKCEC_IOSDA_RXSCL_RXRST_RXCEC_IOSCL_RXRST_RXSDA_RXVSW_SDETVSW_VDETVSW_CDETVSW_SDAVSW_SCLVPOWERVSW_MUT
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