Integra-DTR40_2-avr-sm 维修电路原理图.pdf
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1、DTR-40.2SERVICE MANUALRC-770MAV RECEIVERBlack modelMODEL DTR-40.2(B)120V AC, 60Hz 220-240V AC, 50/60HzB MDDB MMARef. No. 4215Jul, 2010SAFETY-RELATED COMPONENT WARNING!COMPONENTS IDENTIFIED BY MARK ON THESCHEMATIC DIAGRAM AND IN THE PARTS LIST ARECRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.REPLACE T
2、HESE COMPONENTS 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DTR-40.2SERVICE PROCEDUR
3、E-1On/StandbyClearStand-byVCR/DVR1. Replacing the fuses2. Safety check out (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 Check Measure the leakage current to a known earth ground (water
4、 pipe 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 curren
5、t measured must not exceed 0.5mA.3. Memory Backup This model uses a EE-PROM IC in order to retain radio presets and other settings. So, memory contents will be kept eternally with no care.4. To initialize the unit 1. ON/STANDBY (Power On) 2. VCR/DVR + ON/STANDBY. Preset memory and each mode stored i
6、n the memory, are initialized and will return to the factory settings. 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 symb
7、ole indique que le fusible utilise est e lent. Pour une protection permanente, nutiliser que des fusibles de meme type. Ce demier est indique la qu le present symbol est apposre.REF NO.PART NAMEDESCRIPTIONPART NO.REMARKSFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSE4A-UL/T-2334A-T/UL-ST22A-UL/T-2332A-
8、T/UL-ST215A-TUL-250V15A-UL/T-31415A-TUL-250V15A-UL/T-31410A-UL-ST6 N15A-SE-EAK5A-SE-TL250V252325GR252257GR252320GR252253GR252303GR252197GR252303GR252197GR252382GR252078GR252278GR! ! ! ! ! ! ! ! !, !, !, F2000F2000 orF2001F2001 orF6901F6901 orF6902F6902 orF901F901F901 or : 120V,US model : 230V,Austra
9、lian model : 100V, Japanese modelRadioFans.CN 收音机爱 好者资料库DTR-40.2SERVICE PROCEDURE-2Main: 1.03/10729AMDSP 1st/NET: 1.06/10922AM7Video: 1.02/10729ASDSP 2nd: 1.00/10429aMAVSP(Sequoia): 1.03/10709AMATONE Main: 1.03/10729AMTONE TONE TONE TONE TONE TONE TONE TONE TONE DisplayOn/StandbyTone Tone5. To check
10、 version of Microprocessor, DSP and Video FW(Firmware) 1. ON/STANDBY (Power On) 2. DISPLAY + ON/STANDBY. 3. TONE Tone - Forward TONE Tone - Reversed. 4. ON/STANDBY (Power Off).Main Microprocessor1st DSP/NET (DA830)Video Microprocessor2nd DSPVSP (Video Signal Processor)FW Version displayed only for 3
11、 seconds. e.g. TX-NR808 : DTR-40.2/ 50.2, DHC-40.2DTR-40.2EXPLODED VIEWS-1A12345BCDEFGHF2001F901P103P8002A285A264A283A279A251A241A237AA245A281A271A141P9008A125A135A131A143A145A143A705A701A703P2101P8641U0030U0040U0033U0031U007U0041U011U0050U0051U0054U0052U0032F2000A715x 6 pcs.A129A129A137x 2 pcs.A127
12、A127A267x 8 pcs.A269x 2 pcs.A261x 5 pcs.A255x 12 pcs.A257x 10 pcs.A259x 12 pcs. A263x 2 pcs.A181x 5 pcs.Refer to in EXPLODED VIEWS-2Refer to in EXPLODED VIEWS-3A289x 2 pcs.A035x 5 pcs.A023x 2 pcs.A031x 3 pcs.A029A197x 4 pcs.A183A183x 2 pcs.A015x 2 pcs.A015x 2 pcs.A017A017A021x 2 pcs.A025x 2 pcs.F690
13、1F6902P640A009A195U0065U0015U0016U0014A032x 2 pcs.U0010U0011A013A011A001A019A144A027A037U0012U0067U0013A121x 3 pcs.A179x 4 pcs.A123x 5 pcs.A117x 3 pcs.A119x 3 pcs.A193A191A595 A597 A183A133A113A081A185A247T901U0064F901EA087A089A083x 4 pcs.A085x 4 pcs.A093x 4 pcs.P906P900A273x 2 pcs.DTR-40.2EXPLODED
14、VIEWS-2DTR-40.2A541A581A583A561A531A539A569A567A571A535A533A563U0060U0056P7501P3101P8641U0062U0061U0063U0080A545x 19 pcs.A543x 3 pcs.A547x 2 pcs.A551x 3 pcs.A565x 2 pcs.A591x 3 pcs.A537x 2 pcs.A593x 5 pcs.DTR-40.2EXPLODED VIEWS-3DTR-40.2Q6056Q6066Q6054Q6064Q6051Q6061Q6052Q6062Q6050Q6060Q6053Q6063Q60
15、55Q6065Q6050AQ6050BA007x 14 pcs.SCHEMATIC DIAGRAMS - 1BLOCK DIAGRAM AUDIO SECTIONTX-NR708/808/1008, TX-NA708/808/1008, HT-RC270, DTR-40.2/50.2, DHC-40.2A12345BCDEFGH678IJK1211212211222112SUB1LSUB1RMAINLMAINRMAINLMAINRREC_LREC_R13141517SR(DAC)16CFLFRMAINLMAINRSRCSLCSBRCSBLC222023192418108117126210039
16、9498SLSBLSRSBRRLLRLRZ2LZ2RLRLRLRLRLRLRLRLRLRLRLRLRLRLRLRLRSPRLFSPRLCSPRLSRSPRLFHSPRLSBCSR/Z3RSL/Z3LSBL/LH/LW(DAC)SBR/RH/RW(DAC)FLFRSPRLFWSBZ2MUTAMUTEH/PMUTPreSURMUTSWMUTSBL/Z2L/Bi_L/LHSBR/Z2R/Bi_R/RHSWZ2TONE-LSPRLFHSPRLFWSPRLSBSPRLSRSPRLCSPRLFZ3LZ3RBiAmpBiAmpLW/LH/Z3RW/RH/Z3Z2TONE-RZ3L54Z3R53SL(DAC)
17、75766465717073727479595876777875686966676465565782834338953996979821233511Z2-MutePreSURMUTPreSBMUT3233ADCLADCR636299100454244Z3-MuteZ2LZ2RZ2LZ2R9SR_Z3-Mute8786151760614746TONETONEHEADPHONESFRONT LEFTFRONT RIGHTCENTERLEFTRIGHTLEFTRIGHTLEFTSUR. BACKSUR. BACKSUB1 should be always ON.CR2A15220FPpriority
18、 terminalTV/CD INTUNERHDMI(FRONT)OUT MAIN(ARC)HDMISWFLFRRef. GNDRS232RIC(DAC)ADCLADCRSUB1LSUB1RSUB2LSUB2RZ2LZ2RDown mix : No useTone : Use for Z3SL(DAC)SR(DAC)SLSRSBLSBRFL(MIX)FR(MIX)SW(DAC)FLFRFR(DAC)inverted down mix-6dB0/-6/-12/-18dBRIGHTTUNERPACKLEFTRIGHT+29dB+29dB+29dB+29dB+29dBSBL/Z2L/Bi_L/LHS
19、BR/Z2R/Bi_R/RHSPEAKER TERMINALSPOWER AMPLIFIERN/AB INOUTINIRLR+29dB+29dB+29dB+29dB0dB FIX0dB FIXTONETONE0dB FIX0dB FIXZ2LZ2LZ3RZ3LZ2R+20dBRLLRZONE 2except JJZONE 3Except DHC-only 7chModelonly 9chModel0.5dB step/each VRinverted down mix-6dBZ3LZ3RUNIVERSALPORTexcept onk JJCN/ABA12V TRIGGEROUT0.5dB ste
20、p/each VRexcept blockZ2ROUT SUBDIGITAL INOPTICAL IN1(FRONT)OPTICAL IN2COAXIAL 1COAXIAL 2COAXIAL 3RLCENTERLRLLRLR( for onk JJ )omissionMCH SWMCH SLMCH SRSBL(DAC)BiAMPSBR(DAC)BiAMPexcept708,NA808/1008R2A15218x1x3PC INLRGAME INLRCBL/SAT INLRVCR/DVR OUTLRVCR/DVR INLRLRFLFR( Mulch ch IN)CSLSRSBLSWSBR708
21、Z2 routeZ3 PreZ2 PreWide/HighZ2 TONENET_LNET_RBD/DVD INRXTXHDMITXHDMIHDMIDIR2ch ADCDR99dBunder studyI2S(DVD-AUDIO/DSD)x4ATTATT2ch ADCAnalog outNET+6dBLPFVLSC+6dBLPFVLSCW/HLW/HRonly 9chModelLPF+6dBVLSCFLLPF+6dBVLSCFR+6dBLPFVLSC+6dBSWCLPFVLSC+6dBSL+6dBSRLPFVLSCLPFVLSCLPFVLSC+6dBLPFVLSCSBLSBR+6dB2ch DA
22、CPCM1789PCM16908ch DAC2nd DSPCS49834FS0dB=4VrmsMCH CZ3708:Z2 mirrorBi-AmpL or 708Z2LBi-AmpR or 708Z2RSIRIUS_LSIRIUS_RPHONO (MM)LRPHONO EQAUDIO IN(FRONT)LRSIRIUSSIRIUSfor USRLLRPREOUT9.2 or 7.2ch1st DSPTMS320DA830I2S(DVD-AUDIO/DSD)x4MIC AMPARCNewDIR/ADCSETUP MIC(FRONT)CS5361DR114dBSURRSURRFront High/
23、Z3Front High/Z3SLSRIN1-6Front Wide/Z2Front Wide/Z2/ Bi Amp/ Bi AmpSBLSBRZ2MAINRfrom MicomRS232INTERFACEINTERFACERIREMOTE SENSORIRCONTROL12V TRIGGERONK708Z2 route708Z2 routeFL(DAC)net DACCS175424bitFIX24bit37434391914290903993389295414140943597449645363434+FRONTSURRSBFH/FW 9chmodelSUBWOOFER PRE OUTA
24、ININTONKINTZONE 2ZONE 3SCHEMATIC DIAGRAMS - 2BLOCK DIAGRAM VIDEO SECTIONTX-NR708/808/1008, TX-NA708/808/1008, HT-RC270, DTR-40.2/50.2, DHC-40.2A12345BCDEFGH678IJKDACSCDACPRDACSYDACVDACPBDACYADCSCADCYADCPRADCPBADCSYADCVAINHBAINHBDUAL/SINGLEBIAS1BIAS2YDETINYDETSYDETVDETSYDETINVDETINMUTESDASCLYDETOUTSY
25、DETOUTVDETOUTTC74HC4052Scanning LineP/IAspect RatioYOUT3YOUT2YIN4YIN3YIN2YIN1YOUT1YYOUTNJW1325PBOUT4PBOUT2PBOUT1PBIN5PBIN4PBIN1PBPBOUT3SYOUT4SYOUT3SYOUT1SYOUTPROUT1SYIN2SYIN1SYPRIN5PRIN1PRIN4PRIN3PRIN2PRSYIN3SYIN4SYIN5SYIN6PROUT2PROUT3PROUT4SYIN7SCOUT1SCOUT3SCOUT4VOUTVIN7VIN6VIN5VIN4VIN3VIN2VIN1VOUT
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