Integra-DTR80_2-avr-sm 维修电路原理图.pdf

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1、DTR-80.2SERVICE MANUALSERVICE MANUALRC-772MAV RECEIVERBlack modelMODEL DTR-80.2(B)120V AC, 60Hz220-240V AC, 50/60HzB MDDB MMARef. No. 4240AUG, 2010SAFETY-RELATED COMPONENT WARNING!COMPONENTS IDENTIFIED BY MARK ON THESCHEMATIC DIAGRAM AND IN THE PARTS LIST ARECRITICAL FOR RISK OF FIRE AND ELECTRIC SH

2、OCK.REPLACE THESE 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-80.2SER

3、VICE PROCEDURE-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

4、ground (water 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 o

5、n. Any current 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

6、mode stored in 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 sy

7、mbol. Ce symbole 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.REMARKSF2001F2001 orF2004F2004 orF2005F2005 orF6601-F6604F9100F9100F9100 o

8、rF9301F9301 orF9401F9401 orF9402F9402 or4A-UL/T-2334A-T/UL-ST21.25A-UL/T-2331.25A-T/UL-ST21.25A-UL/T-2331.25A-T/UL-ST220A-UL-250V12A-UL-ST66.3A-SE-EAK6.3A-SE-TL250V3.15A-UL/T-2333.15A-T/UL-ST23.15A-UL/T-2333.15A-T/UL-ST23.15A-UL/T-2333.15A-T/UL-ST2252325GR252257GR252318GR252251GR252318GR252251GR2523

9、04GR252340GR252079GR252279GR252323GR252256GR252323GR252256GR252323GR252256GR!, !, !, !FUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSEFUSE : 120V,USA model : 220/230-240V,Australian modelRadioFans.CN 收音机爱 好者资料库DTR-80.2SERVICE PROCEDURE-2Main: 1.03/10806AHDSP 1st/NET: 1.02/10809AHAVideo:

10、1.02/10806ARDSP 2nd: 1.00/10519AH2VSP(Reon): 1.01/10624AEOMain: 1.03/10806AHTONE TONE TONE TONE DisplayOn/StandbyTONE TONE TONE TONE TONE TONE TONE TONE DSP 3rd: 1.03/10909BH3VSP(Reon): 1.01/10624AEOTX-NR5008, NR3008, PR-SC5508 AEODTR-70.2, DTR-80.2, DHC-80.2 AEITone Tone5. To check version of Micro

11、processor, 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 seconds. e.g. TX

12、-NR5008 : DTR-70.2/ 80.2, DHC-80.23rd DSPDTR-80.2EXPLODED VIEWS-1DTR-80.2A139x 2 pcs.A205x 8 pcs.A285x 2 pcs.A279 MDD type - x 9 pcs. MMA type - x 10 pcs.A261x 49 pcs.A555x 6 pcs.A557x 3 pcs.A203x 8 pcs.A201x 5 pcs.A171x 3 pcs.A181x 3 pcs.A169A167A179A185A183A175A177A173A170A165x 3 pcs.A197x 3 pcs.A

13、163x 4 pcs.A137x 4 pcs.A131A133A255A187A189A191A193A215L=10mmA215L=50mmA551A553A561MDD type onlyA287A289A291A293A151A141 L=60mmQ9427Q9429F2001F2004F9100 U0073 U011U0040U0055U0050U0052U0053U0056U0054U0041U0051U008U0062 U0071 U0075 U0070 P106P4008P4009P4104F9401 F9402 F2005Q9430Q9428Refer to “EXPLODED

14、 VIEWS-2”Refer to “EXPLODED VIEWS-3”A694A135A200A263A147L=400mmA223 x 2 pcs.A221 x 2 pcs.P9008F2000P9000A385x 2 pcs.P8002U0057A157A158A153x 4 pcs.A159x 8 pcs.A155x 4 pcs.A161x 4 pcs.DTR-80.2EXPLODED VIEWS-2DTR-80.2A005x 4 pcs.A023x 3 pcs.A011x 2 pcs.A013x 2 pcs.A037x 4 pcs.A125x 4 pcs.A071x 4 pcs.A1

15、25x 4 pcs.A081x 4 pcs.A077x 2 pcs.A075x 3 pcs.A085x 3 pcs.A119x 2 pcs.A119x 2 pcs.A039x 9 pcs.A061x 4 pcs.A045x 2 pcs.A043x 3 pcs.A057x 3 pcs.A013x 2 pcs.A007x 4 pcs.A009x 8 pcs.A009x 10 pcs.A005x 4 pcs.A019x 8 pcs.A007x 4 pcs.A031x 4 pcs.A297x 2 pcs.A299x 2 pcs.Q6060AA001A049L=40mmA003A055A053A069A

16、073A079P061P062A067A087A083A127L=50mmA065A059A041A017A025A027A021A029U0021U0012U0013U0014U0011U0010U0080U0083U0087U0084U0088U0082U0086U0081U0085U0055U0020A295x 2 pcs.A298A296A033Q6050AQ6051AF6604F6601F6602F6603T904T903F9301Q6065Q6063Q6055Q6053Q6057Q6050Q6067Q6060Q6061Q6051Q6058Q6054Q6056Q6052Q6068Q6

17、064Q6066Q6062Q6061AA121x 2 pcs.A121x 2 pcs.A049L=40mmA126x 4 pcs.A126x 4 pcs.A215L=10mmA062A141L=40mmA141L=40mmT901A247A117x 4 pcs.A223A225x 2 pcs.A233x 2 pcs.A221A231x 2 pcs.DTR-80.2EXPLODED VIEWS-3DTR-80.2A691x 2 pcs.A653x 2 pcs.A655x 2 pcs.A659x 3 pcs.A637x 2 pcs.A663x 3 pcs.A605x 4 pcs.A657x 3 p

18、cs.A643x 2 pcs.A653x 2 pcs.A651x 19 pcs.A645A671 A541 A633 A693A661A691A615A603A611A613A631A685A591A601A649A607A681A635A638A639A641A653A345U0091U0067U0064U0066U0063U0060U0061U0062P8641P7501P3101JL4103A647TX-NR3008/ 5008, TX-NA5008, DTR-70.2/ 80.2, PR-SC5508, DHC-80.2SCHEMATIC DIAGRAMS-1BLOCK DIAGRAM

19、 AUDIO SECTIONTX-NR3008/ 5008, TX-NA5008, DTR-70.2/ 80.2, PR-SC5508, DHC-80.2DAC CDAC FRMCH SLMCH SRDAC SRMIX RDAC SLMCH CZ4RZ4LMAIN LDAC FLMIX LMAIN RMIX RDIRECT RMIX LDIRECT LDAC SWMCH SWDAC RHDIRECTDAC_RHDAC LHDAC_LHDIRECTMCH SBRDAC SBRMCH SBLDAC SBLAMUTEAMUTEFHZ2MUTESRZ4MUTESBZ3MUTEPRESWPREFHPRE

20、SBPRESRPRECPREFPLYPSVSWZ3MUTEZ2MUTEZ3Z3MCH_CTMCH_SWMCH_SLMCH_SRDAC_SRDAC_SLDAC_CTDAC_FRDAC_FLDAC SW2DAC_SWDAC_SBRDAC_SBLMCH_SBRMCH_SBLLLRRLRLLRRLRLRLLRRPHONO MMFRONT LEFTFRONT RIGHTCENTERSPEAKER TERMINALSHEADPHONESLRLRCDTUNER( For only SA*)CBL/SAT INVCR OUTVCR INSBLFL/FRLRLRSLSRMC/MSWCSWFRONTOUT1OUT

21、2OPT1(FRONT IN)OPT2HDMIMSL/MSR+29dB+29dB+29dB+29dB+29dB+29dB+29dB+29dB+29dBRLSWRLSWFRZ2 LINE OUTZ3 LINE OUTDVDCPREOUTSBLSRSLSBRSW LSW RLHRHFLFRCSLSRSBLSBROPT3PHONO EQPACKexcept SA*TUNERTAPE OUTTAPE INGAME/TV ININ1-max79.2CHfor USLHRHFLFRCSLSRCS3318+6dBVLSC2VLSC2+6dBVLSC2+6dBVLSC2+6dBVLSC2+6dBVLSC2+6

22、dBVLSC2+6dBVLSC2+6dBVLSC2+6dBVLSC2+6dBVLSC2+6dBVLSC2+6dBRXHDMITXHDMITXHDMIR0dB0dBLch1only DHC-*DSP sectionPLDDIR2chADCCS42516ATTATTI2S(DVD-AUDIO/DSD)x4DSD I2SI2SI2SSPDIFSPDIFSPDIFSPDIFI2SI2SCOAX 1MSBL/MSBRSBRCOAX 2COAX 3OPT FRONTFLTC9163CFG3-3-2 x2POWER AMPLIFIERNEW 9ch BlockPoweredZ3OFFPoweredZ2OFF

23、SW/SW to FRSW/SW to FLSWSBRSRRHFRCCLHFLSBLSL2ch DAC x 6PCM17960dB FIXTONETONE0dB FIX0dB FIX0dB FIXM61540ZONE20dB FIXTONETONE0dB FIX0dB FIX0dB FIXM61540ZONE3INTERFACERIRIEtherNET bordREMOTE SENSORIRFor only SR*&DTR*For only DTR*IR OUTIR INIR INCONTROL12V TRIGGERRS232RS23212V TRIGGER A12V TRIGGER B12V

24、 TRIGGER C12V TRIGGER Z2TC4066*L+R(-6dB)Ana Allch ST.NJW1112NJW11128in4out x2chMainMainZone2Zone3Zone4Zone3Zone4Zone2SW 80Hz LPF-12dB/oct-12dB-12dBFS0dB=4Vrms+15.5dB+15.5dB3-3-2 x2SURR. RIGHTSURR. LEFTNJU7312ALHRHSWLSWR+20dBHP AMP LHP AMP RHPLHPRSBRSBLNCNCNCCS3318ZONE4 FLZONE4 FRSUUR. BACK LSUUR. BA

25、CK RZONE3 FRBTL+ LBTL+ RLWZONE2 FLSP-B FLRWSP-B FRZONE2 FRSP-BWL/WRch7ch6ch4ch3ch16ch14ch9ch5ch8ch10ch11ch12ch13ch15ch2SW.OFFNJU7313A4-2-2 x2BTLBTL3-3-2 x2NJU7312AZONE3 FLBTL- comm. LBTL- comm. RBi AMP LBi AMP RSW-LSW-RHIGH LHIGH RSchematic Diagram (PART-1)AUDIO Block DiagramAUX2 INU PortNETZ2/Z3 An

26、alog(FRONT IN)AUX1 / MICMICModel No.TX-NR3008/NR5008/NA5008,DTR-70.2/80.2,PR-SC5508,DHC-80.2SIRIUS TUNERSIRIUS ANTENNAFor only DD,DC.A12345BCDEFGH678IJKSCHEMATIC DIAGRAMS-2BLOCK DIAGRAM VIDEO SECTIONTX-NR3008/ 5008, TX-NA5008, DTR-70.2/ 80.2, PR-SC5508, DHC-80.2TX-NR3008/ 5008, TX-NA5008, DTR-70.2/

27、80.2, PR-SC5508, DHC-80.2YDETYDETINYDETOUTBIAS1BIAS2SYDETINSYDETOUTSYDETVDETINVDETOUTVDETDUAL/SINGLEEX1EX2SDASCLMUTEBAINHBAINHVOUTVOUT5PBOUT4PBOUT2PBOUT1SYOUTYOUT2PROUT1BIASVIN7VIN6VIN5VIN4VIN3VIN2VIN1VPBIN3PBIN2PBIN1PBSYIN2SYIN1SYPRIN1PRIN3PRIN2PRYIN3YIN2YIN1I2C BUSSCIN1SCYOUT1YYOUTSYIN3SYIN4SYIN5S

28、YIN6SCIN2SCIN3SCIN4SCIN7SCIN5SCIN6VOUT4PROUT2PROUT3PROUT4SYIN7PBOUT3HDMI BOARDD4 ININ1IN2IN3YPBYPBPRPRPBYMONITORZONE 3ZONE 2Scanning LineProgressive/InterlaceAspect RatioScanning LineProgressive/InterlaceAspect RatioScanning LineProgressive/InterlaceAspect RatioINTEGRA ONLYINTEGRA ONLYMONITORVCR/DVR

29、MONITORVCR/DVRZONE 2ZONE 3INTEGRA ONLYCOMPOSITE OUTS-VIDEO OUTCOMPONENT OUTYPRPBD4 OUTADCDACTC4052BFAspect RatioTC4052BFScanning LineVOUT2SCOUT4SYOUT4YOUT4YOUT3VOUT3Progressive/InterlaceIN1IN2IN3COMPONENT INS-VIDEO INGAME/TVCBL/SATVCR/DVRDVDNJW1325PRNJM2586AMDAC_VDAC_SCDAC_SYDAC_PRDAC_PBDAC_CYADC_PR

30、ADC_PBADC_CYdetectionY signalV signaldetectionSY signaldetectionGAME/TVCBL/SATVCR/DVRDVDAUX2(FRONT)COMPOSITE INVMM PORTCYYIN4YIN5PBIN5PBIN4PRIN4PRIN5SCOUT3SYOUT3Z3Z3MONIMONIMONIVOUT6Z3Z3Z2VCRSYOUT2VCRSCOUT2VCRZ2MONIZ2MONIZ2SYOUT1SCOUT1VOUT1ADC_VADC_SCADC_SYADC_SYADC_SCADC_VMONIADC_CYADC_PBADC_PRTX J

31、J ONLYSchematic Diagram (PART-2)VIDEO BLK SECTIONModel No.TX-NR3008/NR5008/NA5008,DTR-70.2/80.2,PR-SC5508,DHC-80.26dB/0dBDRV6dB/4dBDRVDRV6dB/0dBDRV6dB/0dBDRV6dBDRV6dB6dB/0dB6dB/0dBDRVDRVDRVDRV6dB/0dB6dB/0dB6dB6dB6dB/0dB6dB/0dBDRV6dB6dB4dB6dB/4dB6dB/4dBDRV6dBCYCY14131211109812345671413121110981234567

32、YPBPRYPBPRYPBPR14131211109812345671234567141312111098DRVDRVBUFBUFDRVBUFDRVDRVDRVDRVDRVDRVDRV6dB/4dBYPBPRYPBPRYPBPRCYCYCYCYDRVA12345BCDEFGH678IJKTX-NR3008/ 5008, TX-NA5008, DTR-70.2/ 80.2, PR-SC5508, DHC-80.2SCHEMATIC DIAGRAMS-3BLOCK DIAGRAM HDMI SECTIONHDASYHDAPRHDAPBHDAPYHDACVHDASCOERXVDOFFHDBSYHDB

33、CVHDBSCHDBPRHDBPBHDBPYOEDECTHOEDECCEC_IOVSYNCVOCLKHSYNCFIELD/DEHSYNCVSYNCCR(P0,9)Y(0,9)CB(0,9)VICLKVIFLD1VIDEN127MCR(O26-O35)Y(O14-O23)FIELD/DEHSYNCMCLKYVSYNCCRCBSCL_TXSDA_TXRST_TXINT_TXODDC_SDAODDC_SCLHPLGDETHDMI_POWODDC_SDAODDC_SCLHPLGDETSCL_TXSDA_TXRST_TXINT_TXOETXOERXTHCRYCBTXDBRXDBRESETVSPREQ/B

34、OOTOE444OEENVD_SCKVD_SIVD_SOVD_STBVSYSRSTRXMUTETXMUTEICDKRTCSCL_VDVERST_VESDA_VDVEVSYNCHSYNCFIELD/DEY(P10-19)ITU656CR(P20-29)CB(P0-09)LLCSDA_VDVESCL_VDVEINT_VDVD_RSTDEGRN7-0DEBLU7-0DERED7-0DENDHSDVSDCLKRTC(NO USE)SCL_RXSDA_RXRX_RSTINT_RXMUTE_RXCEC_IOSDA_RXSCL_RXRST_RXCB(O2-O11)SD0_3LRCK_HDMIBCK_HDMI

35、CR(O24-O35)CB(O0-O11)Y(O12-O23)CEC_IOSDA_RXSCL_RXRST_RXHDMI_POWARC_SPDIFVIDEO BOARDVIDEO BOARDV850VIDEO MPUTO SYS MPUSN74CBQ3305TO SYS MPUGDDR *MDSP BOARDValREON VX50IP conversion&Scaler&OSDNameRef&PCB&dummyFLASH *MHDMI TX OUT2HDMI TX OUT1VIDEO ENCODERNameValEVNODDRefHDMI INPUT MULTIPLEXBU16024KV-E2

36、VIDEO DECODERHDMI RECIEVERHDMI RXSII92334in typeSCHEMATIC DIAGRAM (PART-3)Model No.TX-NR3008/NR5008/NA5008,DTR-70.2/80.2,PR-SC5508,DHC-80.2W1VICLK1U5VICNTL0_VSV3VICNTL1_HS/RESETY24TXDB/DATA16Y23RXDBY21TXDAY22RXDAY26TWIBDATU21TWIBCLKY25TWIADATV21TWIACLKU22VOFIELDVODAT(20,29)VODAT(10,19)VODAT(0,9)V22V

37、OACTW24VOHSW23VOVSW26VOCLKFLASH_CS(0,1)PCI_CBE(1.3)PCI_AD(0-31)GPIO(16,22)W2VICNTL3_DENV4VICNTL2_FIELDVIDAT(0,9)VIDAT(10,19)VIDAT(20,29)AB11REFCLKR0PWR5VR1X2+/-R1X1+/-R1X0+/-R1XC+/-27DSCL129DSDA1102RESET101SCDT102INT27CSDA28CSCL75MUTEOUTDSDDA(0-7)DSDCLKMCLKOUTMCLKINSCKWSSD0-7SPDIFY(O12-O23)CB(O0-O11

38、)CR(O24-035)DEHSYNCVSYNCODCKDSCL0DSDA0R0X2+/-R0X1+/-R0X0+/-R0XC+/-R0PWR5VU?SN74ALVCH162841GRX2Val11OEU?SN74ALVCH162841GRX2Val11OEU?SN74ALVCH162841GRX2Val11OEX?Val+3_3V+3_3VSil9134IDCKVSYNCHSYNCDED16-23D0-7D8-15SD0-3WSSCKMCLKSPDIFDSDCLKDSDDAINTRESET#CSCLCSDAHPDDSDADSCLTXC+/-TX0+/-TX1+/-TX2+/-HDMI Tra

39、nsmitterR?4.7KR?4.7K+3_3V+3_3V+13VSQ8305NJM2860F3-051CONT2GND3BYP4VO5VIN2K2K+3_3V+3_3VR?4.7KR?4.7K+3_3V+3_3V+13VSQ8305NJM2860F3-051CONT2GND3BYP4VO5VIN2K2KU?SN74ALVCH162841GRX2Val11OEQ?TC74VCX162244X211OESil9134IDCKVSYNCHSYNCDED16-23D0-7D8-15SD0-3WSSCKMCLKSPDIFDSDCLKDSDDAINTRESET#CSCLCSDAHPDDSDADSCLT

40、XC+/-TX0+/-TX1+/-TX2+/-HDMI TransmitterQ?TC74VCX16224411OEVIDEO ENCODERADV73421CLKIN_A2CLKIN_B3VSYNC4HSYNC5P_BLANK6CR(S0-S7)7CB(C0-C7)8Y(Y0-Y7)21SDA22SCLK33RESETB91011HDBSC12HDBCV13HDBSY14HDBPR15HDBPB16HDBPYVIDEODECODERADV780071HDASY75HDASC73HDACV76_77HDAPY74HDAPB72HDAPR3INTREQ19_81SDA1_216_82SCLK1_

41、278RESETY(P10-19)CB(P0-P9)CR(P20-29)98FIELD/DE4HC/CS99VS36LLC15SFL/SYNCOUTIN1HDMI IND2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DETIN2HDMI IND2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DETIN3HDMI IND2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DETU?SII9185Val16HPD032RPWR030DSDA031DSCL01

42、8/19R0XC-/+21/22R0X0-/+24/25R0X1-/+27/28R0X2-/+35I2CSEL/INT36HPD152RPWR150DSDA151DSCL154CEC_A38/39R1XC-/+41/42R1X0-/+44/45R1X1-/+47/48R1X2-/+56HPD272RPWR270DSDA271DSCL258/59R2XC-/+61/62R2X0-/+64/65R2X1-/+67/68R2X2-/+13RESET#14LSDA/EPSEL015LSCL/EPSEL153CEC_D76HPDIN77TSDA78TSCL1/2TX2+/-4/5TX1+/-7/8TX0

43、+/-10/11TXC+/-79TPWR/I2CADDRR851433U?SII9185Val16HPD032RPWR030DSDA031DSCL018/19R0XC-/+21/22R0X0-/+24/25R0X1-/+27/28R0X2-/+35I2CSEL/INT36HPD152RPWR150DSDA151DSCL154CEC_A38/39R1XC-/+41/42R1X0-/+44/45R1X1-/+47/48R1X2-/+56HPD272RPWR270DSDA271DSCL258/59R2XC-/+61/62R2X0-/+64/65R2X1-/+67/68R2X2-/+13RESET#1

44、4LSDA/EPSEL015LSCL/EPSEL153CEC_D76HPDIN77TSDA78TSCL1/2TX2+/-4/5TX1+/-7/8TX0+/-10/11TXC+/-79TPWR/I2CADDRIN4HDMI IND2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DETIN5HDMI IND2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DETIN6HDMI IND2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DETIN7HDMI IND

45、2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DETFRONT INHDMI IND2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DET32114536247KHDMI OUT2D2+/-D1+/-D0+/-CK+/-CERemoteDDC CLKDDC DATA+5VHP DETHDMI_OUT1D2+/-D1+/-D0+/-CK+/-Utility/HEAC+CERemoteDDC CLKDDC DATA+5VHP DET32114536247K1212A12345BCDEFGHTX-NR3

46、008/ 5008, TX-NA5008, DTR-70.2/ 80.2, PR-SC5508, DHC-80.2TX-NR3008/ 5008, TX-NA5008, DTR-70.2/ 80.2, PR-SC5508, DHC-80.2SCHEMATIC DIAGRAMS-4BLOCK DIAGRAM ETHER/ USB/ NETI2Sx6I2Sx6I2Sx6/DSDSPI0SPIOI2S_NETUSBRMII_TXRMII_RXUSB0 HSUSB1 FS (Reserved)EMFB_A0:12EMFB_D0:31EMFB_A1:2EMFA_D0:7SPI1I2S_MAIN x5Da

47、taAdrDataAdrDSD_DRCTDSD_HDMISPIOSPIOI2S_DIR x4I2S_IN x4/DSD x6I2S_HDMI x4 / DSDMCKDIG/NETUSBDACCS1DSP3_RSTDSP3_INTDSP3_CSDSP2_INTDSP2_RSTDSP2_CSDSDDIRECT512fsMCKMCKMCKAnalog 12chMaxSFlash_CSAMUT0512fs512fs512fsDIGMUT1DIGMUT244/48MDIO ControlsRMII_ControlsControl SignalsDIGMUT3HOST_CSHOST_REQI2C0 (Re

48、served)NETUSB_LR analogRS-232CUSB_VBUS+5VUSB_EN_VBUS+5+5VOverCurrentDetNETUSB_SPDIFNAND ControlesDACRSTDACCS1DACCS2DACCS3DACRSTDACCS2DACCS3DSPINPSELMCK_DigitalSPDIFSWADC_LR analogMCK_HDMIDSDSLRSELSPDIF outSPDIF1SPDIFnDIRINTDIRRSTDIRCSOMCKUART1(Reserved)UART2RMCKDSPINPSELSPDIF0to ASP blockto ASP bloc

49、kHOSTmicro-ConInterfaceAHCLKX1GPIOMcASP0AXR014ReservedAHCLKX0/AHCLKX2AXR20GPIO x3GPIO x3GPIO x2SPI1Master?I2C0GPIO x1USB1USB0EMIFBx32DataBusEMACMDIOEMIFAReservedSPI0Boot & MasterGPIO x2McASP1AXR1n x5GPIO x11from ASP blockSPDIF I/Ffrom HDMI blockUART2UART1for Linux SerialConsoleMcASP1AXR1n x6-May use

50、 either Flash momory (NAND flash or Serial flash) for system ROM include boot image.DSP/ETHER/USB/NET BLOCK DIAGRAMSchematic Diagram (PART-4)Model No.TX-NR3008/NR5008/NA5008,DTR-70.2/80.2,PR-SC5508,DHC-80.224.576MHz22.5792MHzSDR SDRAM(x16bit)256Mb? x2pcs25MHzEtherMACValRJ-45USB HS HOSTUSB FSReserved