Marantz-SR17EX-avr-sm 维修电路原理图.pdf

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1、AV Surround ReceiverSR-14EX/SR-14mkIISR-17EX/SR-18EX326J855010 MIT3120 785 22430First Issue 2000.12ServiceManualSR14A /N1G, /S1G, /U1G, /U1BSR18A /K1G, /S1G, /U1G, /U1BSR17A /F1NRSR-14EX/SR-14mkllSR-17EX/SR-18EXSR-14EX/SR-14mkllSR-17EX/SR-18EXPlease use this service manual with referring to the user

2、 guide ( D.F.U. ) without fail.TABLE OF CONTENTSSECTIONPAGE 1. TECHNICAL SPECIFICATIONS . 1 2. WIRING DIAGRAM . 3 3. BLOCK DIAGRAM. 5 4. SCHEMATIC DIAGRAM. 7 5. PARTS LOCATION (Pattern Side) . 31 6. IC DATA . 51 7. EXPLODED VIEW AND PARTS LIST. 61 8. SERVICE PROGRAM . 67 9. ELECTRICAL ADJUSTMENTS .

3、6910. ALIGNMENT PROCEDURES . 7111. TROUBLE SHOOTING . 7312. TECHNICAL DESCRIPTION FOR DECODER . 7613. ELECTRICAL PARTS LIST . 78Printed in JapanRadioFans.CN 收音机爱 好者资料库MARANTZ DESIGN AND SERVICEUsing superior design and selected high grade components, MARANTZ company has created the ultimate in stere

4、o sound.Only original MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications for whichit is famous.Parts for your MARANTZ equipment are generally available to our National Marantz Subsidiary or Agent.ORDERING PARTS :Parts can be ordered either by mail or by

5、 Fax. In both cases, the correct part number has to be specified.The following information must be supplied to eliminate delays in processing your order :1. Complete address2. Complete part numbers and quantities required3. Description of parts4. Model number for which part is required5. Way of ship

6、ment6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.SHOCK, FIRE HAZARD SERVICE TEST :CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary ACcord connector pins (

7、with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product andcontrols and chassis bottom.Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, andverified before it is return to the user/cu

8、stomer.Ref. UL Standard No. 1492.In case of difficulties, do not hesitate to contact the TechnicalDepartment at above mentioned address.001120MITUSAUSAMARANTZ AMERICA, INCMARANTZ AMERICA, INC.440 MEDINAH ROADROSELLE, ILLINOIS 60172USAPHONE : 630 - 307 - 3100FAX : 630 - 307 - 2687 BRAZILBRAZILPHILIPS

9、 DA AMAZONIA IND. ELET. ITDAPHILIPS DA AMAZONIA IND. ELET. ITDACENTRO DE INFORMACOES AOCEP 04698-970SAO PAULO, SP, BRAZILPHONE : 0800 - 123123(Discagem Direta Gratuita)FAX : +55 11 534. 8988JAPANJAPAN Technical MARANTZ JAPAN, INC.MARANTZ JAPAN, INC.35- 1, 7- CHOME, SAGAMIONOSAGAMIHARA - SHI, KANAGAW

10、AJAPAN 228-8505PHONE : +81 42 748 1013FAX : +81 42 741 9190EUROPE / TRADING EUROPE / TRADING MARANTZ EUROPE B.V.MARANTZ EUROPE B.V.P.O.BOX 80002, BUILDING SFF25600 JB EINDHOVENTHE NETHERLANDSPHONE : +31 - 40 - 2732241FAX : +31 - 40 - 2735578TECHNICAL AUDIO GROUP PTY, LTDTECHNICAL AUDIO GROUP PTY, LT

11、D558 DARLING STREET, BALMAIN, NSW 2041,AUSTRALIAPHONE : 61 - 2 - 9810 - 5300FAX : 61 - 2 - 9810 - 5355CANADACANADALENBROOK INDUSTRIES LIMITEDLENBROOK INDUSTRIES LIMITED633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1CANADAPHONE : 905 - 831 - 6333FAX : 905 - 831 - 6936AUSTRALIAAUSTRALIAQualiFi Pty Ltd,Q

12、ualiFi Pty Ltd,24 LIONEL ROAD, MT. WAVERLEY VIC 3149AUSTRALIAPHONE : +61 - (0)3 - 9543 - 1522FAX : +61 - (0)3 - 9543 - 3677NEW ZEALANDNEW ZEALANDWILDASH AUDIO SYSTEMS NZWILDASH AUDIO SYSTEMS NZ14 MALVERN ROAD MT ALBERTAUCKLAND NEW ZEALANDPHONE : +64 - 9 - 8451958FAX : +64 - 9 - 8463554THAILANDTHAILA

13、NDMRZ STANDARD CO.,LTDMRZ STANDARD CO.,LTD746 - 754 MAHACHAI ROAD.,WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILANDPHONE : +66 - 2 - 222 9181FAX : +66 - 2 - 224 6795TAIWANTAIWANPAI- YUING CO., LTD.PAI- YUING CO., LTD.6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C.PHONE : +886 - 2 -

14、 25221304FAX : +886 - 2 - 25630415MALAYSIAMALAYSIAWO KEE HONG ELECTRONICS SDN. BHD.WO KEE HONG ELECTRONICS SDN. BHD.SUITE 8.1, LEVEL 8, MENARA GENESIS,NO. 33, JALAN SULTAN ISMAIL,50250 KUALA LUMPUR, MALAYSIAPHONE : +60 3 - 2457677FAX : +60 3 - 2458180 AMERICAS AMERICASSUPERSCOPE TECHNOLOGIES, INC.SU

15、PERSCOPE TECHNOLOGIES, INC.MARANTZ PROFESSIONAL PRODUCTS2640 WHITE OAK CIRCLE, SUITE AAURORA, ILLINOIS 60504 USAPHONE : 630 - 820 - 4800FAX : 630 - 820 - 8103 AUSTRALIA AUSTRALIAKOREAKOREAMK ENTERPRISES LTD.MK ENTERPRISES LTD.ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOUL

16、KOREAPHONE : +822 - 3232 - 155FAX : +822 - 3232 - 154SINGAPORESINGAPOREWO KEE HONG DISTRIBUTION PTE LTDWO KEE HONG DISTRIBUTION PTE LTD130 JOO SENG ROAD#03-02 OLIVINE BUILDING SINGAPORE 368357PHONE : +65 858 5535 / +65 381 8621FAX : +65 858 6078RadioFans.CN 收音机爱 好者资料库11. TECHNICAL SPECIFICATIONSFM T

17、UNER SECTIONFrequency Range . 87.5 108.0 MHz (K, N, S, U version)76.0 90.0 MHz (F version)Usable Sensitivity . IHF 1.8 V / 16.4 dBfSignal to Noise Ratio . Mono / Stereo 76 / 72 dBDistortion .Mono / Stereo 0.2 / 0.3 %Stereo Separation. 1 kHz 45 dBAlternate Channel Selectivity .400 kHz 60 dB (F, U ver

18、sion)300 kHz 60 dB (K, N, S version)Image Rejection . 98 MHz 70 dBTuner Output Level . 1 kHz, 75 kHz Dev 800 mV (F, U version)1 kHz, 40 kHz Dev 800 mV (K, N, S version)AM/LW TUNER SECTIONFrequency Range . AM(MW) : 520 1710 kHz (U version)531 1602 or 520 1710 kHz (K version)531 1602 kHz (F, N, S vers

19、ion)LW : 152 282 kHz (N version)Signal to Noise Ratio . 50 dBUsable Sensitivity .Loop 400 VDistortion .400 Hz, 30 % Mod. 0.5 %Selectivity . 20 kHz 70 dB (U version)18 kHz 70 dB (K, N, S version)AUDIO SECTIONRated Power FRONT (20 Hz 20 kHz) . 8 ohms 140W / Ch Center (20 Hz 20 kHz). 8 ohms 140W / Ch S

20、urround (20 Hz 20 kHz) . 8 ohms 140W / ChTHD Front (20 Hz 20 kHz). 8 ohms 0.05%Input Sensitivity / Impedance Linear .350 mV / 47 kohmsSignal to Noise Rate ( IHF A ) Linear . 106 dBFrequency Response (Analog Input / Source Direct). 8 Hz - 80 kHz (3 dB) (Digital Input / 96 kHz PCM) . 8 Hz - 45 kHz (3

21、dB)VIDEOTelevision Format . NTSC (F, U version)PAL/NTSC (K, N, S version)Input Level / Impedance . 1 Vp-p / 75 ohmsOutput Level / Impedance . 1 Vp-p / 75 ohmsVideo Frequency Response . 5 Hz to 8 MHz ( - 1 dB)S/N . 60 dBGENERALPower Requirement . AC 120V 60 Hz (U version)AC 220V 50 / 60 Hz (K version

22、)AC 100V 50 / 60 Hz (F version)AC 230V 50 Hz (N, S version)Power Consumption . 530W Dimension ( MAX ) Width . 18 inches (458 mm) Height . 7- inches (190 mm) Depth. 19- inches (496 mm) Weight (SR14A ). 58.4 lds. (26.5 kg) Weight (SR17A ). 56.4 lds. (25.2 kg) Weight (SR18A ). 53.9 lds. (24.5 kg)ACCESS

23、ORIESRemote Control Unit RC5000i (SR14A) .1 RC-18SR (SR18A / SR17) .1Dolby Digital(AC-3) SECTIONOutput Level ( Master Volume is set 0dB )Front L / R, CENTER, SURROUND L/R 1 kHz, 20 dB FS INPUT. 0.24VSUBWOOFER 40 Hz, 0 dB FS INPUT . 7.5VFrequency ResponseFront L / R, CENTER, SURROUND L / R ( LARGE )

24、20 Hz 20 kHz .-0.5 dBTotal Harmonic DistortionFront L / R, CENTER, SURROUND L / R andSBL / SB (1 kHz ). 0.01% or lessSUBWOOFER ( 40 Hz) . 0.07% or lessSignal to Noise Ratio ( IHF-A ). 80 dBChannel Separation ( 1 kHz ) . 95 dBSpecifications subject to change without prior notice.2Remark : Bass signal

25、 output from Sub Woofer terminal for SR-14EX/SR-14mkII/SR-17EX/SR18-EX.Sub woofer output is not active while all surround modes. Please refer to the following table. SPK SETUP for SR-14EX/SR-14mkII/SR-17EX/SR18-EXSPK setupZR38601 SubWoofer Output by Surround modeSub Surr.Surr.BBass CFG AUTO (PCM,Ana

26、)WooferFrontCenterL/R(L/R)#THX Surr EXStereoAUTO(AC-3,DTS)(AC-3:2ch,karaoke) NOTESNo.ONLargeLargeLargeLarge1LFELFEnoneL+RLFEL+R1Small14LFE+SbLFESmallLarge3LFE+SL+SRLFE+SL+SRnoneL+RLFE+SL+SRL+R2Small16LFE+SL+SR+SbLFE+SL+SRNone(prohibit)1LFELFEnoneL+RLFEL+R3SmallLargeLarge5LFE+CLFE+CCL+RLFE+CL+R4Small

27、18LFE+C+SbLFE+CSmallLarge8LFE+C+SL+SRLFE+C+SL+SRCL+RLFE+C+SL+SRL+R5Small21LFE+C+SL+SR+SbLFE+C+SL+SRNone(prohibit)5LFE+CLFE+CCL+RLFE+CL+R6NoneLargeLarge1LFELFEnoneL+RLFEL+R7Small14LFE+SbLFESmallLarge3LFE+SL+SRLFE+SL+SRnoneL+RLFE+SL+SRL+R8Small16LFE+SL+SR+SbLFE+SL+SRNone(prohibit)1LFELFEnoneL+RLFEL+R9

28、SmallLargeLargeLarge12LFE+L+RLFE+L+RL+RL+RLFE+L+RL+R10Small25LFE+L+R+SbLFE+L+RSmallLarge11LFE+L+R+SL+SRLFE+L+R+SL+SRL+RL+RLFE+L+R+SL+SRL+R11Small24LFE+L+R+SL+SR+SbLFE+L+R+SL+SRNone(prohibit)12LFE+L+RLFE+L+RL+RL+RLFE+L+RL+R12SmallLargeLarge10LFE+L+R+CLFE+L+R+CL+R+CL+RLFE+L+R+CL+R13Small23LFE+L+R+C+Sb

29、SmallLarge0LFE+L+R+C+SL+SRLFE+L+R+C+SL+SRL+R+CL+RLFE+L+R+C+SL+SRL+R14Small13LFE+L+R+C+SL+SR+SbNone(prohibit)10LFE+L+R+CLFE+L+R+CL+R+CL+RLFE+L+R+CL+R15NoneLargeLarge12LFE+L+RLFE+L+RL+RL+RLFE+L+RL+R16Small25LFE+L+R+SbSmallLarge11LFE+SL+SRLFE+SL+SRL+RL+RLFE+SL+SRL+R17Small24LFE+SL+SR+SbNone(prohibit)12

30、LFE+L+RLFE+L+RL+RL+RLFE+L+RL+R18OFFNo output to subWTHX5.1, Dolby-D,DTSTHX4.0, ProLogic342. WIRING DIAGRAM33323130292827262524232221201918171615141312111098765432133323130292827262524232221201918171615141312111098765432133323130292827262524232221201918171615141312111098765432133323130292827262524232

31、2212019181716151413121110987654321JY07JU05J717J716JN56JN72JN52JC71J105J601JC02JN53JN51JU04JU71JM04JC03JY64JY65JS10JS09JB12J706J782J784J708J781J783J785J705J707J709JM22JM21JC08JC07JB05JB09JB04JB08MN51JY53JY01JY51JY61J801J803J802J715JN09J871JN05JN03JN04JN08JN02J691JY04JU01J806J804J805JY02JY70JY03JU02JU

32、03JU81JY05JL77JY69JY68J602JY67JB71JL10JY62JY63JU91JC01JC04JZ08JZ06JZ07JL09JL76J851J853JW02J852JP01J701J703J854J704J702JB06/JB56/JB62/JB55/JB59/JB54/JB5812V FANPH 3PPH 3PWY06FLRSTFLCLKFLDATA321FLRSTFLCLKFLDATA321WB03321WN51W702S702TEMP.SENSW703S701TEMP.SENS1212CCWT51332211WY63WL03WL01W601W751W754WT01

33、W752WT02PT74W755W701W851WZ01WB01WY02WU91WY03WY01WY05WY51WY61WL02WY62WL71W753WY04WB02W756W8011615141312111098765432114131211109876543211413121110987654321PH 14PPH 14PPH 8PPH 16PPH 16P161514131211109876543216CH_IN87654321M06-CONNECTGNDSL6SR6FRFLVCLKVDATACLK0DATA0OSD-OUT161514SWAC6SW6KILLCONGND13121110

34、987M02-6CH IN654312TO JL07 (PL04)GND+5VD+5VA+15VA-15VAGNDAGNDAGNDD+5VAD+5VAD+5AD+5VAD+5VAD+B+B-BPO-DWNAC62VAC62V+24V+B-B-B+BNCPOSISTC.DETL.OUT3MIX-B-B+B+B661234561234512345123451234512345123451234565432154321+24V+24VMULTI-RC-OUTCDR/MD-MUTEVCR1-MUTERELAY-MUTE(M-RL)VCR1-MUTEAC20V(24V)AC20V(24V)AC9.7V(

35、5V)AC9.7V(5V)FL(F)FL(F)FLFLFLFLFLFLFL(F)FL(F)FL(F)FL(F)RELAY+B+3.3V+5VV+5A.D(+5VD1)+12V+8V+8VSTOPDC-IN-B+BAUTO MODERL-15VA+15VA-15VD+15VD-5VD+3.3VFL OUTFR INFR OUTFL INNCNC-15VA+15VA+15VAM+15VATUNER GND ONLYSWERMUTERSLSFRFLCN.CTU-CETU-CLKTU-DIRDS-DOPLL-DOTU-SD-24V(NC)+15VA-15VA+5VL+5VV-24V(NC)+5VV+5

36、VL-15VA+15VAGND(NC)-24V+5VV+5VL-15VA+15VAGND(NC)GND(NC)-15VA+15VAGND(NC)GND(NC)GND(NC)+5VIR+5VL+5VC+5VA+5VB+5VD+5VL+15VA-24V+12VGND(NC)+5VIR+5VLVKK+5VB+5VD+5VD+5VD+5VDPH 4PGND(NC)GND(NC)DSP-DIDSP-DODSP-MUTDSP-ACKDSP-CLKDSP-RSTDSP-REQIR+5VLVKK+15VA+24V-15VA+15VA+5VV+5VLCE3(TONE)R OUTL OUTN.CN.CLRG/SM

37、LCE0(ANA.SW)TAPE-MUTEMULTI-MUTETUNER-RTUNER-LGND(NC)GND(NC)GND(NC)GND(NC)GND(NC)ORGBLKREDGRNGRYYELTEMP OUTWHT/BLURED/BRNRED/BRNWHT/BLU+24VWHT/BLURED/BRN+24V+5A.D(+5VD1)WHT/BLURED/BRNORGGRYORGYELBLKYELBLUBLU+24V+15VD+15VAVKK+3.3V+5VV+24V-15VA+5VL-5VD-15VD54321543215P5P321321LED-CONTRCIR33P33PVH 4PEH

38、6PEH 6PHEAD_PHONE98765432112345678998765432120P98765432198765432115P20201919181817171616151515151414141413131313121212121111111110101010TU-DIPY54AUX-RAUX-LH.P.SW+24VMULTI-RC+15VAH.P.SWRELAY CTRLCE3(TONE)CE0(ANA.SW)CE6(P.EXP)RDS-DITU-DOVKKCE7(P.EXP)CE2(OSD)CE1(OSD)LRG/SML+5VLPOWERP-DOWNTU-CETU-CLKSYN

39、C DET2SYNC DET1OSD-2OSD-1DATA0CLK0RC-5TU-SDP-DOWNPOWERMULTI-RC-OUTCE3CE0CLK0DATA0RC-5MULTI-RCTAPE-MUTEMULTI-MUTERELAY-MUTETUNER-RTUNER-L-24VR OUTL OUTAUX-RAUX-LP804PU74L002L001PW04XH 3PXH 3PXH 3PXH 3P+15VA-24V87654321HDAMSUPPLYPRIMARYLEDSTANDBY321321CENTER_SPKFL/RS/C_POWER_AMPFR/LS_POWER_AMP13213213

40、213243211432132321PH 3PPH 3P321PH 3PCRSFL654321654321LSFR6543214(B)5321AUX-CVBSDSS:L/DVD:HCOPYINP.SEL(B) (A)CBAVIDEO MUTEPALAUX-CVBSYCFRLS4321DNUPRIGHTLEFT+5VBKEY4KEY3KEY2KEY1DI-FLSTB111098765432176543217654321987654321121110987654321121110987654321MUTE- RELAYRELAY CTRL161514131211109876543211111098

41、765432111109876543243217654321-5VD-15VD+3.3V+15VDL OUT(LT)R OUT(RT)1110987654321VKK+5VLCLRCE5CLK0DATA0VOL_DNVOL_UP3216543214321EH 3PPH 11PPH 11P16151413121110987654321CDR/MD-MUTECE6(P.EXP)16151413121110987654321CE7(P.EXP)CE2(OSD)CE1(OSD)OSD-INT-24VOSD-2OSD-1SYNC DET2SYNC DET1DATA0CLK04321REF+12V7654

42、321+5VV+8V+8V+12V+3.3VRELAYPH 16PPH 16PPH 7PVH 5PVH 7PVH 7PPH 5PVH 3PVH 5PVH 4PVH 3PVH 3PEH 5PB3P VHVH 6PB3P VHEH 5PEH 4PEH 4PVH 4PVH 6PPH 4PPH 3PEH 7PPH 16PPH 16PPH 7PPH 8PPH 16PPH 16PPH 16PPH 16PEH 7PVH 8PEH 3PPH 11PEH 3PB3P VHB3P VHB3P VHB3P VHEH 3PPH 4PPH 4PPH 8PEH 3PPH 9PPH 9P321PH 12PPH 12PPU8

43、4IR_SENSORPY0477PH 11PPB74PY64321MAIN-TRANSSUB-TRANS321P854POWER-AMP-SUPPLYP774P704P754PT04432132187654321654321543213215432143215432165432154321432154321212121211615141312111016151413121110987654321987654321151413121110987654321876543211615141312111098765432132187654321P604DSPPL74AUX_INPUTENCODERGY

44、ROPB04/PB54POWER_SWPW04SPK_TERMINALPROTECTOR3CH_POWER_TRPU04-COMFRONT_DISPLAYPU94CONNECTP104ELE_VRTUNERPL04PZ04COMPONENT_VIDEOS-VIDEO_FUNCTIONCVBS_FUNCTIONPS04SUPPLYAUDIO_FUNCTION3. BLOCK DIAGRAM56D-CD-SWD-SLD-SRD-SBLD-SBRD-LD-RD-CD-SL/SRD-SWD-SW6CH-SW6CH-C6CH-SL/SRLRSLSRSBLSBRLRSLSRSBLSBRCDTAPECDRT

45、VLDDVDVCR1DSSTUNERCDRCDTUTVLDDVDDSSAUXTUCDTAPETUCDTAPECDRAUXTVLDDVDAUXVCR1DSSAUXCDRTVDSSDVDVCR1Y_X3B-Y_X3R-Y_X3YB-YR-YFMAMHEADPHONEPROTECTORDRIVEMAINAMPFM FRONTENDIF AMPFM/AM IF & MPXPOWERSUPPLYPOWERSUPPLYTRANSF.TRANSF.MAIN AMPCENTERSURROUNDFRONTLGGRGLGGRRDS DECODEFM DET.KEY MATRIXFLSURR.AMPU-COM(+6

46、V)MUTE DRIVETVMONITOR OUTVIDEO SELECTOROSDMUTE CONTROLOSD CONTROLSTAND-BY CONTROLPOWER24V,-33VSTEREO CONTROLROTARY ENCODERVOL CONTROLRC-5 INRC-5 OUTSUB WOOFERFRONTCENTERADCCOAXOPTFRONTSUB CPU I/F+15V-15V+5V+5V+5V+15VPOWER-SW30(1)29(2)27(4)25(6)(7)22(9)21(10)2426(5)(8)(11)2023QS02QS13PS04CDQS0113(5)(

47、7)INPUT SEL.FUNCTIONCONTROLELE. VOLAUXTVPL742221(10)(9)QS51QS52QS5320(11)QS9128(3)MULTI MUTE-5V+5V+15V-15VMAINAMPMAINAMPMAINAMPMAINAMPPL04VIDEOP104TUNERP604 DSPPU04FRONTFUNCTIONCONTROLPU94MAIN AMPPW04DVDLC78211INPUT SEL./MULTI SEL.DVDDVDTVMONITOROSDTVDVDCOMPOSITECOMPOSITECONTROLLA1837MULTI ROOM SELE

48、CTORCOPY SWITCHDVDCOPY SWITCHTVAUXFUNCTIONCONTROLROTARY ENCODERFUNCTIONPREOUT/MAININSELECTMULTI VOL. CONTROLMUTEMUTECONTROLOSD CONTROLMONITOR OUTMUTE CONTROL(S2)(S3)(S1)SUBPL94RC-5 IN/OUTFOR FEATURESPORT EXPANDERPORT EXPANDER CONTROLFOR LED DRIVEPLL/RDS CONTROLRDS DATACLOCKKILLERBafYB-YR-YYB-YR-YMUL

49、TI OUT123109765(30)(29)(28)(26)(25)(24)(22)(21)1184(27)(23)(20)PAL/NTSCDSS/DVDEXPANDERBA7613N75OHM+6dBAUX75OHM+6dBOFFSRCBA7613NBA7649ABA7649ADVD6dB75OHM+6dBBA7613NBA7649A+6dBOUTOUTAUXAUXTVAUXDVD+6dBSOURCESOURCEY-OUTC-OUTY-OUTC-OUTEXPANDERFUNCT.CTLFOR VIDEOAUXAUXCOMPOSITES-VIDEOS-VIDEO BLOCKCOPY SWIT

50、CHCOPY SWITCH20BIT PORTBA7649A6dB75OHMP104COAXOPT(BASS MANAGE)(SPK CONFIG)(DELAY)FORVIDEO MUTERF DEMOD.L/RC/SWPSEDOUSURROUNDPRO LOGICPM4007FS=48KCNTSWFSLSRDIRECT INSPEAKERRELAYIR SENSORVCR1OUTOFFVCR1VCR1 OUTVCR1VCR1TVBafVTVTVTVTVTMULTI ROOM(16LINES)GYRO CONTROLLC78212(S4)HDAMTVDSSDVDVCR2AUXVCR1COMPA