Bryston-SP17-pre-sch维修电路原理图.pdf

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1、SP1.7 SCHEMATICS 01 Table of Contents 02 BALANCED OUTPUT CONNECTIONS 1.3 03 BALANCED OUTPUT DRIVERS 04 MUTE DRIVE 1.0 05 MICRO CONTROLLER 1.4 06 REAR PANEL RCA JACK CONNECTIONS 5.2, REV 1.0 07 REAR PANEL RCA JACK CONNECTIONS 5.0, REV 1.0 08 POWER SUPPLY 1.9 (pg 1 of 2) 09 POWER SUPPLY 1.9 (pg 2 of 2

2、) 10 MAIN BOARD 1.9 (pg 1 of 2) 11 MAIN BOARD 1.9 ANALOG (pg 1 of 2) 12 MAIN BOARD 1.9 ANALOG (pg 2 of 2) 13 DIGITAL AUDIO ENGINE (DAE) 3033 14 DISCRETE OP AMP #1 15 DISCRETE OP AMP #2 16 DISCRETE OP AMP #3A 17 DISCRETE OP AMP #4A 18 DISCRETE OP AMP #3B 19 DISCRETE OP AMP #4B 20 FRONT PANEL BOARD 21

3、 TACT SWITCH MATRIX 22 RS232 DUAL PORT BOARD RadioFans.CN 收音机爱 好者资料库12345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :A11-Feb-2003File :SP1.7_BO13.SCHSheet :1of1Rev :Drawn :0.0D.M.L+L-

4、SUB+SUB-C+C-LS+LS-RS+RS-R-R+123456789101112131415161718J7DW-18-09-G-S-420G1+2-3J1LEFTG1+2-3J3SUBG1+2-3J4CENTREG1+2-3J6RSURRG1+2-3J5LSURRG1+2-3J2RIGHTM1MISCELLANEOUSM2MISCELLANEOUSRadioFans.CN 收音机爱 好者资料库12345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7

5、Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :B10-Mar-2003File :SP17 BS11.SCHSheet :0of0Rev :Drawn :D.M.Title :R13115KR515KR21150RR22150RR3333RR3533RR715KR15115KR25150RC2147pC2347pC1110pC17100NC910p123456789101112J2CON12123456789101112J1CON12+C294u7/35V+C304u7/35V+C314u7/35V+C3

6、24u7/35V+V-V-V+VR410R0R420R0R480R0R4349R9R534K99R11KC147pC247p+V-VC37100uFC33220PR6510KR14115KR615KR23150RR24150RR3433RR3633RR815KR16115KR26150RC2247pC2447pC1210pC18100NC1010pR544K99R21KC347pC447p+V-VR17115KR915KR27150RR28150RR3733RR3833RR1115KR19115KR31150RC2547pC2747pC1410pC19100NC1310pR490R0R564K

7、99R31KC547pC647p+V-VR18115KR1015KR29150RR30150RR3933RR4033RR1215KR20115KR32150RC2647pC2847pC1610pC20100NC1510pR574K99R41KC747pC847p+V-VR440R0R4549R9R460R0R470R0R500R0R510R0R520R0R7049R9R6949R9R6122RC38100uFC34220PR6610KR6222RC40100uFC36220PR6810KR6422RC39100uFC35220PR6710KR6322RAABBR7149R9R7249R9ABA

8、BABABJ30R0J40R0-V-V+V+V11131214Q1PN100Q2PN100Q25PN100Q9PN200Q17PN200Q18PN200R5920KD1914D5914D2914D6914Q29JE172Q13JE182R554K99D3914D7914D8914D4914Q3PN100Q4PN100Q26PN100Q19PN200Q20PN200Q10PN200Q30JE172Q14JE182R6020KQ5PN100Q6PN100Q27PN100Q21PN200Q22PN200Q11PN200D9914D10914D11914D12914R584K99Q31JE172Q15

9、JE182Q16JE182Q32JE172Q7PN100Q8PN100Q28PN100Q23PN200Q24PN200Q12PN200D13914D14914D15914D16914111.02-Dec-2003 15:18:30G:SP1.7SP17_MUTEDRIVE_01.ddb - DocumentsSP17_MUTEDRIVE_01.SchTitle:Size:Drawn By:Date:File:Revision:SheetofTime:LETSP1.7 MUTE DRIVER42KR22KR122RD11N5819R310KVCCOUTIN123J1DW-03-15-G-S-29

10、0VCC+C122uF/25V231Q22N7000231Q12N7000R6100RR7100R231Q32N7000R52K1234J2WIRED CONN.BYPASSShane Parfitt12345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :C11-Feb-2003File :SP1.7 UC15.SCHSh

11、eet :1of1Rev :Drawn :1.4D.M.VOL1VOL2VrefD5PA5PA4D3D2MODAMISOMODAXIRQSSPA3D1TxDRxDIRQSCKPA0SSTxDD6D0PA1D0R/WD5D7PA2RSTD1D7D4IRQMODBD4D2SCKMISOXIRQPA6MODBMOSID6D3RxDPA7MOSID0.7PA0.7PA0.7EA10A11A12A13A14A15MODESCLKSDISDOE2CS0CS1CS2CS3CS4CS5D0D1D2D3D4D5D6D7ASA0A1A2A3A4A5A6A7D0D1D2D3D4D5D6D7A8A9A10A11A12

12、A13CS3ASRSTCS1D0D1D2D3D4D5D6D7DIGITAL_INANALOG_INMISC_RELAYLEVELCS0D0D1D2D3D4D5D6D7DR0DRC0DRC1HREQMISOMOSISSHREQRSTSRSMUTESRSSCKCS2D0D1D2D3D4D5D6D7RSTSRSMUTESRSMUTE12VTEST_MODERELAY_OEvol_cntl_dnvol_cntl_upDIGITAL_INANALOG_INMISC_RELAYRELAY_OEMUTE12VTEST_MODEDR0Test/BurnRx_CTLTx_CTLDRC0DRC1XIRQVOL1V

13、OL2D0D1D2D3D4D5D6D7R/WA8CS5PA3PA1PA2PA0PA4PA5PA6PA7E2CS4RxDTxDEA9A12R/WA8A13A8A8.15A10A9A11A14A15R/WVrefA14A15A15A14RSTIRQVTIRQ_DISABLEPWM_LCD+C31u523456789101U84K7IN2RSET1GND3U3MC34064R910K23456789101U610K0R810KD12D23D34D45D56D67D78D89C11OC1Q119Q218Q317Q416Q515Q614Q713Q812U974HC573SCLK1IN/CLK2IN3IN

14、4IN5IN6IN7MODE8IN9IN10IN11IN12IN13GND14SDI15IN16IO17IO18IO19IO20IO21SDO22IO23IO24IO25IO26IO27VCC28U7ATF22V10B12345678J6TSW-108-07-G-SD12D23D34D45D56D67D78D89CLK11OC1Q119Q218Q317Q416Q515Q614Q713Q812U174HC574A12A23A34A45A56A67A78A89G11G219Y118Y217Y316Y415Y514Y613Y712Y811U574HC5411357911131517192468101

15、214161820J7DW-10-09-LD-365D12D23D34D45D56D67D78D89CLK11OC1Q119Q218Q317Q416Q515Q614Q713Q812U474HC57413579111315171921232527293133353739246810121416182022242628303234363840J4DW-20-09-LD-36513579111315171921232527293133353739246810121416182022242628303234363840J1TSW-120-07-G-DR110KR410KR310KR210K123J3T

16、SW-103-07-G-SC80.1uC90.1uC100.1uC110.1uC130.1uC190.1uC140.1uC150.1uC160.1uC170.1u+C23BEADC200.1uC210.1uC220.1u1234J10TSW-104-18-T-S+C4100u123LC1DSS 306-55 F123J8TSW-103-07-G-S1234567J11TSW-107-10-G-S-RER649R9R749R9Y18.000 MhzXT8EX7RESET17IRQ19XIRQ18MODB2PA034PA133PA232PE043PE145PE247PE349PE444PE546P

17、E648PE750VRH52VRL51PA331PA430PA529PA628PA727PB042PB141PB240PB339PB438PB537PB636PB735PC09PC110PC211PC312PC413PC514PC615PC716PD020PD121PD222PD323PD424PD525MODA3E5AS4R/W6VDD26VSS1U2MC68HC11E9C70.1uR510MC122pC222pSW1TL1105+C5100uC60.1uA162A153A124A75A66A57A48A39A210A111A012I/O013I/O114I/O215I/O317I/O418

18、I/O519I/O620I/O721CE22A1023OE24A1125A926A827A1328A1429WE31U10AT29C010A_J123J15TSW-103-07-G-SR10499RD1ANYLED+C240.01u12J16TSW-102-07-G-S135246J14NO_CONN123J9TSW-103-07-G-S123J18TSW-103-07-G-S12J17TSW-102-07-G-S1234J13TSW-104-07-G-SR122KR1110K231Q12N7000R1310K321Q32N5550321Q22N5550R141KR172KR15100RR16

19、10K123J19TSW-103-07-G-SVCCVCCVCCVCCVCCVCCVCCVCCVCCVCCVCCVDDVCCVCCVCCVCC30mAADDRESS DECODINGFRONT PANEL CONNECTORPROGRAM MEMORYSERIAL CHIP SELECTSREMOTE DATADRC SWITCHMISC. INPUTMISC. LOGIC CONTROLMOTHERBOARD CONNECTORSSCI CONNECT64K (AT29C512) or 1M (AT29C010A)GNDVSSGND POWERRAM: V62C518256L-70PINCR

20、EASE?163164165166MUTE_DSPMUTE_DSPRx_CTLTx_CTLRxDTxDPWM_LCDM1M2TEST/BURN-IN SelectTest/BurnEXPEXP12345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :B10-Feb-2003File :SP17_RCA52.SCHSheet

21、:1of1Rev :Drawn :1.0D.M.Title :Rear Panel ConnectionsL5R2R5L2L4R1R4L1R3R0L3L0L+R+SUB+C+LS+L-R-SUB-C-LS-RS+RS-TAPERTAPELVCRRVCRLDIN0+DIN1+DIN1-DIN2+DIN2-DIN3+DIN3-J10J11J12J13J14J15J16J17J18J19J20J21J22J23J24J25J26J27123456789101112131415161718J2SSW-118-01-G-SJ6J7J8J9J33J32J31J30123456789101112131415

22、1617181920212223242526272829303132333435363738394041424344454647484950515253545556J1TSW-128-07-L-DBALANCED INTERCONNECTSDIGITAL INTERCONNECTSJ29J28J39J38J37J36J35J34BL+BL-BR+BR-A_IN_L+A_IN_L-A_IN_R+A_IN_R-A_IN_C+A_IN_C-A_IN_S+A_IN_S-A_IN_LS+A_IN_LS-A_IN_RS+A_IN_RS-6-CH ANALOG INPUTS111560-A121560-A1

23、31560-A141560-A151560-A161560-A171560-A181560-A191560-A1101560-A1111560-A1121560-A1131560-A1141560-A1151560-AR1C112345678910111213141516171819202122232425262728293031323334353637383940J40TSW-120-07-G-DDIN0-M1BRYSTON LOGOM2DM LOGOR20R0R30R0R40R0R50R012345678J3PC-97-897-1-0123456789101112J4TSW-106-07-

24、G-D1234J5TSW-104-07-G-SA_IN_L-A_IN_L+A_IN_R+A_IN_R-A_IN_C+A_IN_C-A_IN_S+A_IN_S-A_IN_LS+A_IN_LS-A_IN_RS+A_IN_RS-12345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :B20-Dec-2002File :SP17_

25、RCA5.SCHSheet :1of1Rev :Drawn :1.0D.M.Title :Rear Panel ConnectionsL5R2R5L2L4R1R4L1R3R0L3L0L+R+SUB+C+LS+L-R-SUB-C-LS-RS+RS-TAPERTAPELVCRRVCRLDIN0+DIN1+DIN1-DIN2+DIN2-DIN3+DIN3-J10J11J12J13J14J15J16J17J18J19J20J21J22J23J24J25J26J27123456789101112131415161718J2SSW-118-01-G-SJ6J7J8J9J33J32J31J301234567

26、891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556J1TSW-128-07-L-DBALANCED INTERCONNECTSDIGITAL INTERCONNECTSJ29J28J39J38J37J36J35J34BL+BL-BR+BR-A_IN_L+A_IN_L-A_IN_R+A_IN_R-A_IN_C+A_IN_C-A_IN_S+A_IN_S-A_IN_LS+A_IN_LS-A_IN_RS+A_IN_RS-6-CH ANALOG INPUTS111

27、560-A121560-A131560-A141560-A151560-A161560-A171560-A181560-A191560-A1101560-A1111560-A1121560-A1131560-A1141560-A1151560-AR1C112345678910111213141516171819202122232425262728293031323334353637383940J40TSW-120-07-G-DDIN0-M1BRYSTON LOGOM2DM LOGOR20R0R30R0R40R0R50R012345678J3PC-97-897-1-012345678910111

28、2J4TSW-106-07-G-D1234J5TSW-104-07-G-SA_IN_L-A_IN_L+A_IN_R+A_IN_R-A_IN_C+A_IN_C-A_IN_S+A_IN_S-A_IN_LS+A_IN_LS-A_IN_RS+A_IN_RS-12345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :C20-Dec-2

29、002File :PAGE1.SCHSheet :1of2Rev :Drawn :1.9D.M.Title :SP1.7 Power SupplyAC_NMUTE12VONAC_L1AC_L2TRIGGERSEC_DIGPI_HIPI_LOSEC_HIACLPI_HISEC_LOSEC_DIGR10100R/2WVIN3ADJ1VOUT2U10LM317R164K42R15499R+C1522u/25V+C14700uF/25V+C3470uF/16V+C18220uF/25V+C8220uF/25V+C14220uF/25V+C11220uF/25VC5.1u/250V12J6120V12J

30、4120V12J5230VR141KR171K24318756T1TE700 xx-NDVIN3VOUT1GND2U2MC78L05CPR922R/2W321Q3BTB24+C21000uF/25VCIRCUITCROSSZERO1264U3MOC3042135246J7CON6AR1499RR3499RR649K9R41K43R2475R12D1400412D24004R51KR710R/2W-+2143BR12KBP06M123456789J11STARGROUND12345678910J8FWJ-10-01-T-SR182KR19100KQ1MJE15031Q4MJE172VIN3ADJ

31、1VOUT2U1LM350231Q22N7000R431K1278U18AILD664365U18BILD66Q8MJE172R402KR391KR411KR38100KC16100NF1RXE010C210.1uR584R7/5WR574R7/5W+C422uF/25VIN1OUT3GND2U8MC7805CT+C66800uF/25V+C96800uF/25V-+2143BR22KBP06M+C122200uF/50V+C172200uF/50V+C1322u/25VIN2OUT3GND1U11MC7905CT231Q112N7000+5V-5V+15V-15VVCCANALOG_CTDI

32、GITAL_CTDIGITAL_CT+12V-15V+15V-12V-5V+5VVDDANALOG_CT+5VrONMUTE12VTRIGGERREMOTE 12V OUTPUT100 mA250mA100mA100mA100mAANALOG POWER CONNECTOR2A500mAVcc = 1.25*(1+R4/R2)+(Iadj*R4)Iadj = 50-100uA 90 uAR1 = 475RR3 = (Vin - 0.1)*(Bsat/Io)PIC bypassIN1OUT3GND2U5MC7815CTIN2OUT3GND1U7MC7915CT111546121546131546

33、141546151546CHAS_GNDCHAS_GNDCHAS_GND161546Vout3ADJ1Vin2U4LM337R81KR11110R+C7220uF/25V+C1022uF/25VPI_LO-12VVccGND+VoutU6BA033TC220.1uC230.1u+C2422u/25V+C2522u/25V+3.3VD123JP1FWJ-03-01-T-S1234JP2FWS-04-02-T-S-RA+3.3VD12J3120V12J1230V12J2120V1234JP3FWJ-04-01-T-SONR201KREDVIOLETBLUEBLKORNBRNWHT123412356

34、GRAYYELT2PLITRON 7367-X0-1012345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :B20-Dec-2002File :PAGE2.SCHSheet :2of2Rev :Drawn :1.9D.M.Title :SP1.7 Power SupplyXIRQDATA_IRDATA_IRIRQDRC0

35、DRC1XIRQIRQPWM_OUTDRC1VSSGNDDRC0R511KR4610K213S1CK7105123Q10BC413Vout1GND2Vcc3U21RPM6938D114004R5010K1357911131517192468101214161820J16TSW-110-07-G-DD10400412J14CON2123Q9BC413R4810KR4910KR471KR451KIN2RSET1GND3U20MC34064Y1EC-8.000MC2022pC1922pR54100RJ17SJS-0349A-3P-YR37499RR13100RD13TSIP-4401D12L-13H

36、DR5310KR5210KS2CK7211R6010KR6210KR6110K+5VrVCC+5VrVCCVCC+5Vr+5Vr+5VrMUTE12VONTRIGGERTHREE POSITION SWITCHDIGITAL POWER CONNECTORDYNAMIC RANGE CONTROLInfrared ReceiverPOWER ONRS-232IR/ST.BYIR_INPWR_LEDRS232CHAS_GNDCHAS_GNDCHAS_GNDCHAS_GNDRA21RA32RA43MCLR4Vss5RB0/INT6RB17RB28RB39RB410RB511RB612RB713VD

37、D14OSC115OSC216RA017RA118IC1PIC16F628-20/P+5VrNU_1NU_2NU_3NU_3R121KVCC1234ABCD4321DCBATitleNumberRevisionSizeBDate:11-Feb-2003Sheet of File:H:SP1.7SP17_MB19.ddbDrawn By:SCKMOSIMISOANALOG_INRELAY_OESCKMOSIMISOMISC_RELAYRELAY_OEUPDOWNVOL1VOL2VTANALOG BLOCKANALOG.SCHSCKMOSIMISOANALOG_INRELAY_OESCKMOSIM

38、ISOMISC_RELAYRELAY_OEUPDOWNVOL1VOL2VTDIGITAL_INRELAY_OEMISOMOSISCKANALOG_INMISC_RELAYMUTE12VHandshakeRELAY_OEVOL1VOL2HandshakeMUTE12VDIGITAL_INDOWNUPVTDIGITAL BLOCKDIGITAL.SCHDIGITAL_INRELAY_OEMISOMOSISCKANALOG_INMISC_RELAYMUTE12VHandshakeRELAY_OEVOL1VOL2HandshakeMUTE12VDIGITAL_INDOWNUPVTDAE-3033DAE

39、-3033.SCHM1M2M312345678ABCD87654321DCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :D11-Feb-2003File : ANALOG.SCH Sheet : 1 of 2Rev :Drawn :1.9D.M.Title :SP1.7 MAIN BOARD ANALOG CIRCUITRYSTBPL1R1L2R2L3R3L0R0LSUR

40、R-L1RIGHT+CENTRE-LEFT-LEFT-R4R1RSURR-R5R2RIGHT-LEFT+L4L2LEFT+SUB-LSURR+CENTRE+RIGHT-L5L4R4R3R0L3L0TAPEDL5R5VCROUTLTAPEOUTRVCROUTRVCRDTAPEOUTLVCROUTLVCROUTRTAPEOUTLTAPEOUTRAIN0AIN1AIN2AIN3AIN4AIN5VCRDTAPEDADCSTBPFRONTREARCENWOOFFRONTSUB+RIGHT+RSURR+ADCCTL_LEVELLSURR+SUB+SUB-LSURR-REARRSURR+WOOFGAUX3G

41、ND_INGAUX3CTL_LEVELCTL_LEVELPOT_LOWVOL1POT_LOWRSURR-CENCENTRE+CENTRE-R3749K9R2949K9R251KR331KR1922RC8100uFR2310KR2049R9C10220pR13 20KR184K99C947pR1110KR749R9C5220pR3522RC14100uFR3910KR3649R9C16220pR3220KR344K99C1547pC11100uFR264K99R3110KC1247pR2849R9C13220pR2722RR244K99+46813119116K4TRC12-2C90R322RC

42、1100uFR810KR449R9C3220pR1522RC6100uFR1710KR1649R9C7220pC2100uFR14K99C447pR622RR54K99R301KR381KR221KR101KVEE11CLK2DIN3VSS4VDD5DOUT6STRB7/OE8VEE29K10OUT811OUT712OUT118OUT217OUT316OUT415OUT514OUT613U12MIC5841R5310KR4724K9R48200KC21220nR500R0R511KR4910KC22beadC170.1u/250VR44100R+-32184U13AOPA2350PA+-567

43、84U13BOPA2350PAR45100RC200.1u/250VC23beadC25beadR400RR410RR430RR420RR910K0R1210K0R210K0R1410K0R2110K0+-32184U2AOPA2604+-56784U2BOPA2604+46813119116K1TRC12-2C90C181u+46813119116K11TRC12-2C90+46813119116K7TRC12-2C90+46813119116K2TRC12-2C90123456789101112131415161718192021222324252627282930313233343536

44、3738394041424344454647484950515253545556J1SSW-128-02-G-D-RA12345678910J2FWJ-10-01-T-S465U10BALPSMP132U10AALPSMPDC MOTORDC17DC29NC8U10CALPSMPRIGHT132U16A747-9041-1LEFT645U16B747-9041-1R63100KC3047pC2947pC400.1uC350.1u+C3622u/50V+C3722u/50V+C3822u/50V+C3922u/50V+C4422u/50V+C4322u/50VC424u71MH115461MH2

45、15461MH315461MH415461MH515461MH615461MH715461MH815461MH91546C4747pC4847pC4547pC4647pR660R0R650R0+C494u7/35V+C514u7/35V+C524u7/35V+C504u7/35VR721KR5210K12345J9TSW-105-07-G-SR790R0R780R0R8022RVEE11CLK2DIN3VSS4VDD5DOUT6STRB7/OE8VEE29K10OUT811OUT712OUT118OUT217OUT316OUT415OUT514OUT613U3MIC5841+468131191

46、16K5TRC12-2C90+46813119116K12TRC12-2C90+46813119116K3TRC12-2C90+46813119116K10TRC12-2C90+46813119116K13TRC12-2C90-15V-15V+15V+15V+15V+15VGND_RELAY-12VAVCC+12VAGND_RELAY-5VAVCC+5VAVCCVCCVCC-15V+15V-15V-15V-15V+15V+15V+15V-15V-15V-15V+15V-12V-12V-12V-12V-15VA+15VA-12V-5VA+5VA+3.3VDGND_RELAYGND SIGNALG

47、ND SIGNALGND SIGNALVCC-15V+15VGND SIGNALGND SIGNALGND SIGNALGND SIGNALVCCVCCGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYGND_RELAYSCKMOSIMISOANALOG_INRELAY_OESCKMOSIMISOMISC_RELAYRELAY_OEUPDOWNVOL1VOL2INPUT SELECTOR RELAYSINPUT

48、BUFFER AMPSRECORD OUTPUTSOUTPUT BUFFER AMPSOUTPUT MUTE RELAYSCONNECTOR TO BACKBOARDANALOG BALANCE CONTROLDSP BYPASSMOTORIZED POTENTIOMETERCONTROL VOLTAGE FILTERSLEFTRIGHTLEFTLEFTLEFTLEFTLEFTRIGHTRIGHTRIGHTRIGHTRIGHTLEFTCONTROL TRANSFORM AND SUBWOOFER SWITCHSUBOUTPUT BUFFER DAUGHTER BOARDSRELAY CONTR

49、OLMAIN BOARD POWER CONNECTORCHASSIS GROUND POINTS?DSP POWER+15VIN1 +IN1 -15VOUT1DOA-33DOA-33_1.SCH+15VIN2 +IN2 -15VOUT2DOA-33DOA-33_2.SCH+15VIN3a +IN3a -15VOUT3aDOA-33DOA-33_3a.SCH+15VIN3b +IN3b -15VOUT3bDOA-33DOA-33_3b.SCH+15VIN4b +IN4b -15VOUT4bDOA-33DOA-33_4b.SCH+15VIN4a +IN4a -15VOUT4aDOA-33DOA-

50、33_4a.SCHP3DAE-3033129101314561718246810121416P6DAE-3033AIN LAIN RAIN CAIN SUBAIN LSAIN RSAIN LAUXAIN RAUX36P2-A39DAE-303335-12VA+12VA-5VA+5VA40LEFT OUTRIGHT OUTSUBWCNTRLSURRSURLAUXRAUXLEFT INRIGHT IN+46813119116K6TRC12-2C90+46813119116K23TRC12-2C90+46813119116K24TRC12-2C90+46813119116K25TRC12-2C90G