Pioneer-VSX49TXI-avr-sm 维修电路原理图.pdf

ORDER NO.PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, JapanPIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, BelgiumPIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2002STANDBY/ONOFFONSTANDBYDVD/LDTV/DVDSATVIDEOVIDEOAUDIOVCRVCR2VCR3CDTUNERPHONOMAC3CD-R/TAPE1/MDMULTI CHINPUTLISTENING MODE SELECTORMASTER VOLUMEINPUT SELECTORVSX-49TXiAUDIO/VIDEO MULTI-CHANNEL AMPLIFIERUPDOWN VSX-49TXi RRV2644 AUDIO/VIDEO MULTI-CHANNEL RECEIVER VSX-49TXi THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). ModelTypePower RequirementRemarks VSX-49TXIKU/CAAC120VFor details, refer to Important symbols for good services . T-ZZR AUG. 2002 printed in JapanRadioFans.CN 收音机爱 好者资料库http:/receiverfaq.ru/ VSX-49TXi2012341234CDFABE 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAMAFM/AM TUNERMODULERMOTHERASSY(1/5)LANALOG IN & A/D ASSYRMOTHERASSY(2/5)RMOTHERASSY(3/5)RMOTHERASSY(4/5)SDSP ASSYIMIC & OPTASSY(2/2)HMIC AMPASSYIMIC & OPTASSY(1/2)JFRONT A/VASSYBA/V I/O ASSYANTDVD/LDLVCR1PLAY LVCR2PLAY LVCR3PLAY LTV LSAT LIC2001 TC9164AFA/V Function SelectorIC2002 TC9162AFA/V MRFunction SelectorPHONEL CD L27MR VOLMIC AMPDIR & DITDSP 1 & 2DSP U-COMRF DemodulatorIC2051-1/2UPC4570CIC2053-2/2BA4558FIC2052M62429FP332211L CHCN2705(13P)77CN5802(13P)CN5814(20P)CN3401(20P)TXLTXLVFUNCLMR OUTLRECL2020CN2002CN5821CN3205CN3202JA3202SETUPMICCN5820MICFV L11212212F OPTOPT5 IN285CN2001(17P)CN5806(11P)CN3207(11P)CN2001(17P)(17P)(17P)148426252422VCR3REC LMROUT LVCR1REC LVCR2REC LVIDEOLCOAXINOPTINJA1JA2DIGITALIN211823IC3422 TC9163AFAudio Function SelectorIC3901 BU4052BCFAudio MRFunction SelectorIC3401 TC9163AFA/D Mode SelectorIC3461 AK5383VSSurroundD/A Converter2726242087201719TAPE1PLAY L23131117TAPE2PLAY L19TAPE1REC L18TAPE2REC LFL IN222125IC3423-2/2M5220P567SL INIC3462-2/2UPC4570C567IC3701-2/2657IC3702-2/2657IC3424-1/2UPC4570C567IC3201-1/2M5220FPQ32043212715142022415523242627IC3421 AK5383VSFrontD/A ConverterIC3502-2/2NJM2068D6574155IC3441 AK5383VSC/SWD/A ConverterIC3601-2/2657IC3602-2/26574155IC3481 AK5383VSBackD/A ConverterIC3801-2/2657IC3802-2/265741551719182624235182522212019171711MICMICCN3206CN320433FV LSLOUTFLOUTCOUTSBLOUTFV LVFUNCINLMR LOUTMC CINCN3401(20P)8MC SBLIN41612EX FLOUTSBLOUTCOUTFLOUTSLOUTEXSBLOUTEX COUTCN3402(17P)6EX SLOUT10142ADFFDTADSRDTADCWDTCN3403(30P)CN5816(30P)CN5810(17P)5ADSBDTAF DATAAS DATAAC DATAAB DATA13751376248CN702(17P)CN703(9P)CN705(22P)CN401(22P)CN709CN707CN5809(9P)CN5804(5P)CN3201(5P)121614105AO1394 MODULERefer to section3.1.4 1394 MODULE Block.(S)(C)(SB)(S)(F)(F)(F)(F)(S)(C)(SB)(F)(MR)(MR)(REC)(REC)(REC)(REC)(MR)RadioFans.CN 收音机爱 好者资料库 VSX-49TXi2156785678CDFABERMOTHERASSY(5/5)QVR & PRE OUTASSYVPOWER AMP (L)ASSYWPOWER AMP(C) ASSYUDAC 10 ASSYTDSP 3 ASSYXPOWER AMP(R) ASSYAJSP (B) ASSYEXCINEXSBLINSURROUNDL1|41|47DSP 3IC5001TC9274N-016Mode Selector5426316191881071311121412141513SurroundMain VolumeVoltage AmpVoltage AmpCurrent AmpSurround Back SelectorCurrent AmpIC5061TC94A07FIC5084-2/2BU4052BCF75321PREOUTCENTER1L/SWMain VolumeIC5041TC94A07F75321SB LSurround BackMain VolumeIC5081TC94A07F75321LLFrontMain VolumePre-AmpIC5021TC94A07F75IC5022-1/2OPA2134PAPre-AmpIC5082-1/2OPA2134PAPre-AmpIC5042-1/2OPA2134PAPre-AmpIC5062-1/2OPA2134PAFront DigitalFilterIC6021DF1706ED/A ConverterSame as the above circuit.IC6101PCM1704U-1124231114IC6103NJM5534DD657IC6105-2/2NJM2068D321IC6105-1/2NJM2068D321KHEADPHONEASSYPHONESVFUNCLMC CMC SDLEXFLINEXSBLINEXCINEXSLINSBLINSLINCINFLINMR OUTLRECLSBLOSLOCTOFLOCN5815(17P)CN5814(20P)CN5820(17P)8416121484CN5817(9P)CN5818(30P)CN5819(24P)CN5813(17P)48361014259131IC5181-1/2NJM2068D231IC5181-2/2NJM2068D657IC5023-1/2NJM2068D231IC5023-2/2NJM2068DIC4601PA9008AIC4602,IC4603PBD001A657IC5043-1/2UPC4570C321IC5083-1/2UPC4570C321621014282420CN5002(9P)CN5001(30P)CN5003(24P)48359131282420FLSLSBLHPLCTCN5006(14P)1081214FLSLSBLCTFCWSSBCCN4801(8P)CN4805(15P)2CN6004(17P)CN4805(15P)J48017CN4807(15P)6CN4807(15P)CN4807(15P)CN480857312341FRONTIC4301PA9008AIC4302PBD001ACG1+ORGFBLFLORY1201RY1202RY1203RY1204COSLOSBLO6CN4805(15P)33CN3203(4P)CN1206(4P)3J1206CN1007CN100610|1310|13Current AmpCN48068CN4808CN501CN6002IC4303PBD002ACG1-8CN4806IC4401PA9008AIC4402,IC4403PBD001AIC4101PA9008AIC4102,IC4103PBD001ACN12032341CN1201SPAFLFRSPCSLSRSBLSBRSPBCN1202FLFRRY1003FLO: Audio Signal Route (F): Audio Signal Route (C): Audio Signal Route (MR): Audio Signal Route (REC): Audio Signal Route (S): Audio Signal Route (SB): Audio Signal Route (SBL)36CTO10SLO14SBO(C)(C)(C)(C)(C)(C)(S)(S)(S)(S)(S)(S)(SB)(SB)(SB)(SB)(SBL)(SB)(MR)(F)(F)(F)(F)(F)(F)(S)(S)(S)(C)(C)(C)(C)(C)(C)(F)(F)(C)(S)(SB)(SBL)(C)(S)(SB)(SBL)(SBL)(SBL)(SBL)(F)(F)(F)(F)(F)(C)(C)(SB)(SB)(MR)(REC) VSX-49TXi2212341234CDFABE14 1331514 13DS-VIDEO ASSYCCOMPOSITE ASSYRMOTHERASSY(1/2)JFRONT A/VASSYHMIC AMPASSYGVIDEOCONNECTASSYFCOMPONENTASSYDVD/LDYYCCCCCYYYYCIC2301TC74LVX4051FTVideo FunctionSelector (Y)14MONITOROUTYCTV/HDTVSATVCR1VCR2CYS-VIDEOVCR3VIDEO152511243143IC2303TC74HC4053AFTS/OSD SW (Y)IC2307-1/2TK15420M+6dB7551312144IC2308NJM2296MREC OUT Selector (Y)13315111IC2302TC74LVX4051FTVideo FunctionSelector (C)IC2101TC74HC4051AFTVideo FunctionSelector (COMPOSITE)IC2103TC74HC4053AFTOSD InputSelectorQ2108IC2107TC74HC4051AFTVideo MR FunctionSelector (COMPOSITE)FYFCOSDCYYCOSDVIN971014152511243IC2304TC74HC4053AFTS/O OSD SW (C)513122144IC2105-1/2TK15420M+6dB AMPIC2105 (2/2)TK15420M+6dB AMP757575MONITOROUT 2Y3CIC2307-2/2TK15420M+6dB75VCR1 OUTVCR2 OUTVCR3 OUTC15YYYIC2309NJM2296MREC OUT Selector (C)13315111CN2301(17P)CN5823(17P)CN5806(11P)18CN5822(19P)CN3204(8P)CN3206(8P)CN3207(11P)CN2101(19P)CN2306(8P)371CN2102(12P)315CN3303(10P)315CN2502(10P)658658325DVD/LDMONITOROUT75MROUT15TV/HDTV2SAT5VCR1 IN1VCR2 IN12VCR3 IN4F-VIDEOFV-YCVOUTVIVOCVINFV-CF-VIDEOFV-YFV-CCN3302(8P)CN3304(18P)CN3301(12P)31593571513111317F-VIDEOFVFV-YFV-C18FVVINVOUTOSDVINVOUTOSD1431525543IC2102TC74HC4053AFTI/O SelectorIC2104PDC084AOSD1314151131514133IC2501TC74LVX4052FTVideo FunctionSelector (CY)IC2503TC74LVX4053FTInput SW(COMPONENT)IC2502TC74LVX4052FTVideo FunctionSelector (Cb, Cr)YCOMPONENTIN15431511413Cb1314CrIC2105-1/2,2/2OPA2652U+6dB AMPIC2106-1/2OPA2652U+6dB AMP75Y75Cr75CbVOUTYCOSDCYOUTCbOUTCrOUTCYOUTCbOUTCrOUTVideo Block21657321657321321657(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD)(Y)(Y)(Y)(C)(C)(C)(C)(C)(C)(Y)(C)(C)(C)(C)(C)(C)(C)(Y)(C)(Y)(C)(CY)(Cb)(Cr)(CY)(Cb)(Cr)(CY)(Cb)(Cr)(CY)(CY)(CY)(Cb)(Cb)(Cb)(Cr)(Cr)(Cr)(CY)(Cb)(Cr)(Y)(C)(C)(C)(C)(C)(C) VSX-49TXi2356785678CDFABEEV-CONVERTASSYMDISPLAY ASSYRMOTHERASSY (2/2)PVOL ASSYBA/V I/OASSYSR INCN2852(18P)IC2855-1/2TK15420MY 0dB Buffer1413IC2859-1/3TC74LVX4053FTOSD SW (Y)VIN93571513111VOUTYCOSDCYOUTCbOUTCrOUTDisplay BlockQ2904IC2851TC90A49FY/C SEP.IC3002BU2092FLED DriverIC3001PD5686ADisplay U-COMIC3001PD5685A9Main U-COMV3001FL Display52024Q2853IC2856-1/2TK15420MY Invert BufferIC2857-2/2TK15420MIC2857-1/2TK15420MIC2854-1/2TK15420MLPF (Chroma)151IC2859-2/3TC74LVX4053FTQ2854IC2855-2/2TK15420MC 0dB BufferIC2856-2/2TK15420MY/C MIXAINYOUTCOUTIC2860TC74LVX4053FTOSD SW (C)345IC2859-3/3TC74LVX4053FT345IC2853TA1270BFChroma Decoder682021220dB BufferIC2858-1/2TK15420M0dB BufferIC2858-2/2TK15420M0dB BufferIC2854-2/2TK15420M0dB Buffer117CN3001(17P)30033103CN5807(17P)RMCREMOTERECEIVERUNITControl SignalIR INRMCSR OUTCN5821(17P)161715CN2002(17P)161715SR OUTOMULTI JOGASSY30023102NINPUT SELASSY30043104333222111556677567567567231231: VIDEO SIGNAL ROUTE: VIDEO SIGNAL ROUTE (Y)(Y): VIDEO SIGNAL ROUTE (C)(C): Y SIGNAL ROUTE (COMPONENT): Cb SIGNAL ROUTE (COMPONENT)(Cb)(CY): Cr SIGNAL ROUTE (COMPONENT)(Cr): VIDEO SIGNAL ROUTE (OSD)(OSD)(OSD)(OSD)(OSD)(CY)(Cb)(Cr)(CY)(Cb)(Cr)(Y)(Y)(Y)(Y)(C)(Y)(C)(Y)(Y)(Y)(Y)(Y)(C)(C)(C)(C)(CY)(CY)(Cb)(Cb)(Cr)(Cr)(CY)(Cb)(Cr)(CY)(Cb)(Cr)(C)(C)(C)(C) VSX-49TXi2412341234CDFABECN1104(14P)SP (B) ASSYAMAJABACTRANS (A)ASSYAKDIODE ASSYANTRANS (B)ASSYALFUSEASSYAEFL SUPPLYASSYAC PRIMARYASSYAIDSP DIODEASSYAALOCAL SUPPLYASSYADSP (A)ASSYPOWERSWASSYFU1RY1002T1101D1101IC1101NJM78M56FAIC1102NJM79M24FAPOWERRY1001IC4023IC4024IC4035IC4036IC4047IC4045IC404621LIVENEUTRAL+13VRY-24VRY-24VRY-24VRY-24VCN1002CN1601123CN1003CN1005Power Supply Block9171717CN1105 CN13013131SW1301CN1001(10P)CN1701(3P)CN5004(6P)CN5005(8P)CN4811(8P)CN4809(11P)CN1801(12P)CN1803(4P)CN1901(4P)CN1802CN4001CN1101(10P)CN1102(7P)J4001(2P)CN4004(9P)CN1103(8P)53191ST+12VVL AC1FL VFVH AC1VH AC2VH AC1+27VFVH AC2FL AC1FL AC2FL VFFL AC1FL AC2AC2VA AC1VA CTVA AC2VA AC1VA CTVA AC2VD ACTGRYBRN+VL (+54V)-VL (-54V)BLUVL AC2ST+5.6VVP+9V+5VP+5VD+5VP7CN1205(8P)T1Power TransformerIC1703FU4 4AD1501D1502D1903D4002IOD4003D4004D1701Q1901FAN -27VCN5801(14P)53ST+5.6VFAN -27VRY-24V43215CN170265432767891011125432765432187654321812534678CN5805(9P)12534678J4004(6P)13463213416321CN1902(4P)32141241267CN4810(9P)65CN5003(24P)87105CN5819(24P)8710531REDVD CTVD AC2VP AC1VP AC2VD AC1VD CTVD AC2VP AC1VP AC2FU5 2AFU6 2AFU7 2AFU8 2AREG.Q4052REG.Q4051REG.AC1VHVH3001123J400234J400211CN1904CN190434AC1AC2MDISPLAYASSYQVR & PRE OUTASSYRMOTHERASSYYPOWER AMP(BR) ASSYXPOWER AMP(R) ASSYVPOWER AMP(L) ASSY+13VU+5.6VST+5.6VU+5.6VST+5.6VV+16A+20V-16AC1AC2REG.REG.IC4011LM10851T-5.0IC4021LM2940CT-5.0REG.D400513IOIC4022NJM79M05FAREG.IOIC4033NJM78M56FAREG.IOIC4031LM2940CT-5.0REG.IOIC4032NJM79M05FAREG.IOIC4043NJM78M15FAREG.IOIC4041NJM7820FAREG.IOIC4042NJM7918FAIC5002NJM78M15FAIC5003NJM79M15FAREG.REG.REG.IO+5V REG.-27VF+55VHV+27V+27V-27V+20V-20-55VH-VH+VH-VH-VH+VH+VHCN4805(15P)1110-VH+VH-VH+VHCN4803(11P)67CN4804(9P)65V+20V+5DV-5DV+5UV12TV+20VV+5VV-5VV-20VV-20V+20-5VD+5.6VU+5.6VV-5.6VV+15VT+20VA-20VAWPOWERAMP (C)ASSYCN4807(15P)1110-VH+VHVST5CN3001(17P)21V+5UVST5CN5807(17P)1617CN4002(3P) VSX-49TXi2556785678CDFABE87FCOMPONENTASSYGVIDEOCONNECTASSYEV-CONVERTASSYV+5CV-5CCN704(2P)CN705(22P)2CN402(16P)2CN501(16P)2CN706(14P)1VD3UVDD5AOCN5802(13P)CN5821(17P)CN2705(13P)CN2002(17P)117+5VPVDD5VDD5VD5V636341Q5805REG.TDSP3ASSYSDSP ASSYABFM/AM TUNERMODULEA/V I/OASSYCCOMPOSITEASSYIC713PQ3DZ13REG.VD3AIC305PQ3DZ13REG.V+3BIC415PQ3DZ13REG.V1RBIC416PQ7VZ5REG.IC5809NJM79M15FAREG.VE15V-15IC5807NJM79M15FAREG.IC5808NJM78M15FAREG.V+15VC15IC5806NJM78M15FAREG.VD3CIC505PQ3DZ13REG.CN6001(14P)CN6003(7P)1UDAC10ASSYV+3DDV+15V+5DV-5DV-15IC6001PQ3DZ13REG.VDD5CN401(22P)12131394 MODULEV+3DV+2DIC1NJM2391DL1-33IC2MM1562FFREG.REG.313 12741CN5812(7P)37V+15V-15V-5DV+5DV+15V-15V-5DV+5D+10V+10VVC15IVC15VE15IVC15VE15VE15CN5823(17P)CN2301(17P)15161516CN2306(8P)87CN3302(8P)CN3301(12P)CN3304(18P)CN2852(18P)CN2102(12P)87CN3303(10P)8710918171817109DS-VIDEOASSYV+5.6VV+5V-5.6VV+5SV-5CN5806(11P)CN2307(11P)11616HMIC AMPASSYA+20VV+20A-20VA+20VA-20VV-20CN5816(30P)19LANALOG IN & A/DASSYVC15IVC15VE15IVC5AVC5DVE15V+5DV-5SV+5VV+5VV-5VV-5VV+5VV-5VV+5VV-5VV+5ZV-5ZCN2502(10P)18202119182021CN3403(30P)VC15IVE15IVC5DVC5AVC3AVC5AAVC5FVC3FIC3402PQ3DZ13L3401L3402REG.L3421L3422 VSX-49TXi2612341234CDFABEAO1394 MODULEIC201TSB43CA43GGWiceLynx-Micro(Mercury)IC301XC2S50-5TQ144CRate Controller(FPGA)IC401SM5816AFDSD Converter(SACD LPCM)IC405CY22381FC512fs PLLIC306PE9014APROMIC403TC7SZ126FU53527423247662X20124.576MHz60958SACD_DAMCLKXTALINCLKCMCLKSACD_D0-D5IC302K4S641632F-TC7564M SDRAMIC203BU2370FVVCO (PLL)IC101PD5787AHOST CPUIC202AYW70224MFlash ROMJA1CN103(7P)6095831M PCM DATA A29M PCM DATA 130M PCM DATA 228385246454713M PCM DATA 0SACD_D0-D5IN AOUT YJA2RS232C25,2629,30158,159163-16677-8083,8410-1319,2063-6833,3436,374018X30133.8688MHz4115X30236.864MHz174167170(F)(F)(C)(C)(S)(S)(SB) 1394 MODULE Block VSX-49TXi2756785678CDFABEIC405TC74VHC257FTMultiplexerIE_BDTCN401(22P)201394_SPDIF21IE_CDT18IE_SDT19IE_FDT17IE_MCK9567141312111092344A4B4YIC405TC74VHC257FTMultiplexer1413124A4B4Y2A2B2Y3A3B3Y1A1B1YCN7051/5S(F)(C)(S)(SB)(F)(F)(F)(F)(C)(C)(C)(C)(S)(S)(S)(S)(SB)(SB)(SB): Audio Signal Route (F): Audio Signal Route (C): Audio Signal Route (S): Audio Signal Route (SB) VSX-49TXi2812341234CDFABE 3.2 OVERALL WIRING DIAGRAMU 1/2, U 2/2DAC 10 ASSY(AWK7725)FRONT A/VASSY(AWX8189)JUDSP3 ASSY(AWK7727)TMIC & OPTASSY(AWX7875)IMIC AMP ASSY(AWX7872)HA/V I/O ASSY(AWX7938)BCOMPOSITE ASSY(AWX7942)CS-VIDEO ASSY(AWX8159)DVIDEO CONNECT ASSY(AWX7876)GPOWER AMP (BR) ASSY(AWX7885)YPOWER AMP (G) ASSY (AWX7886)POWER AMP (R) ASSY (AWX7883)ZPOWER AMP (C) ASSY(AWX7884)WXVCOMPONENT ASSY(AWX7953)FMULTI JOGASSY(AWX7869)OVOL ASSY(AWX7870)PDISPLAY ASSY(AWX8140)DSP DIODE ASSY(AWX7958)POSISTER (R)ASSY (AWX7846)POSISTER (L)ASSY (AWX7844)MSTANDBY ASSY(AWX7901)AF1394 MODULE(AXQ7243)AOLOCAL SUPPLYASSY(AWX7887)AAAIAHAGAOS 1/5- S 5/5DSP ASSY (AWK7762)ANALOG IN & A/D ASSY(AWX7878)SL 1/3- L 3/3LVR & PRE OUT ASSY(AWX7888)Q 1/3- Q 3/3Q1/2, AO 2/2 VSX-49TXi2956785678CDFABEPOWER AMP (L) ASSY (AWX7882)MOTHER ASSY(AWX8142)RHEADPHONEASSY(AWX7874)KV-CONVERT ASSY(AWX8160)EFM/AM TUNER MODULE (AXQ7237)AINPUT SELASSY(AWX7868)NFL SUPPLY ASSY(AWX7871)AEFUSE ASSY(AWX7843)ALTRANS (B) ASSY(AWX8057)T1POWER TRANSFORMER(ATS7320)ANTRANS (A) ASSY(AWX7838)AMSP (A) ASSY(AWX8148)ADAC PRIMARY ASSY(AWX7834)ABSP (B) ASSY(AWX8151)AJPOWER SWASSY(AWX7840)ACDIODE ASSY(AWX7841)AKAC INLET ASSY: ADX7395FU1 : AEK-306(12A/125V)Note: When ordering service parts, be sure to EXPLODED VIEWS and PARTS LIST or PCB PARTS LIST. VSX-49TXi3012341234CDFABE 3.3 FM/AM TUNER MODULEAAFM/AM TUNER MODULE (AXQ7237)(AM)(AM)(AM)(AM)(AM)(AM)(FM)(FM)(FM)(FM)(FM)(FM)(FM)(FM)(FM)(FM)(FM)(FM)(FM) VSX-49TXi3156785678CDFABEACN5802R: AUDIO SIGNAL ROUTE (TUNER)(TX)(TX)(TX)(TX)(TX)(TX)(TX): AM SIGNAL ROUTE(AM): FM SIGNAL ROUTE(FM): The power supply is shown with the marked box.(AM)(AM)(AM)(AM)(AM)(AM)(FM)CN2705 VSX-49TXi3212341234CDFABE 3.4 A/V I/O ASSYBMRVolumeA/V FunctionSelectorMR MUETON : +4.3VOFF : -20V(DVD)(DVD)(DVD)(DVD)(DVD)(FV)(FV)(F)(REC)(REC)(REC)(REC)(REC)(MIC)(MIC)(F)(MIC)(MR)(MR)(MR)(MR)(DVD)(DVD) VSX-49TXi3356785678CDFABEBBA/V I/O ASSY (AWX7938)CN5821RCN5820RA/V MR FunctionSelector: AUDIO SIGNAL ROUTE (DVD)(DVD): AUDIO SIGNAL ROUTE (REC)(REC): AUDIO SIGNAL ROUTE (MR)(MR): AUDIO SIGNAL ROUTE (MIC)(MIC): AUDIO SIGNAL ROUTE (F)(F): AUDIO SIGNAL ROUTE (FV)(FV)(DVD)(MR)(MR)(MR)(MIC)(MR)(FV)(FV)(FV)(FV)(MR)(MR)(REC)(REC)(REC)(REC)(REC)(REC)(REC)(MIC)(MIC)(MIC)(F)(F)(F)(F)(DVD)(MR)(MR)(REC)(F)(MR) VSX-49TXi3412341234CDFABE 3.5 COMPOSITE ASSYCCCOMPOSITE ASSY (AWX7942)I/O Selector(Composite)ClampVideoFunctionSelector(Composite)Video MRFunctionSelector(Composite)REC OUT Selector(Composite)(DVD)(DVD)(DVD) VSX-49TXi3556785678CDFABECCN3301GCN5822R6dB AMP.Port ExpanderPort ExpanderOSDOSDInput-Selector: The power supply is shown with the marked box.: VIDEO SIGNAL ROUTE: VIDEO SIGNAL ROUTE (OSD)(OSD): VIDEO SIGNAL ROUTE (DVD)(DVD)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD)(OSD) VSX-49TXi3612341234CDFABE 3.6 S-VIDEO ASSYDVideoFunctionSelector(C)VideoFunctionSelector(Y)PortExpanderSync. Sep.REC OUTSelector (Y)REC OUTSelector (C)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(Y)(C)(C)(Y)(C)(C)(C)(C)(Y)(Y)(C)(C)(Y)(Y)(C)(C)(Y)(C)(C)(C)(C)(C)(C)(C)(C)(C) VSX-49TXi3756785678CDFABE: The power supply is shown with the marked box.DDS-VIDEO ASSY (AWX8159)CN5823RCN3302G6dB AMP.DC SWS/OSD SW(C)S/OSD SW(Y)