Bryston-875B-pwr-sch维修电路原理图.pdf

《Bryston-875B-pwr-sch维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Bryston-875B-pwr-sch维修电路原理图.pdf（5页珍藏版）》请在收音机爱好者资料库上搜索。

1、12345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :B11-Sep-2003File :Left channel R2.schSheet :1of1Rev :Drawn :R1Title :QB1100QB2100QB6100QB5200QB4200QB3200QB8JE172QB7JE182RB515KRB6100K

2、RB10150RRB11150RRB715KRB8100KRB9150RRB1268RRB1368RDB3914DB4914DB1914DB2914RB14K99RB210K0RB310KRB41MEGCB147pCB2220pCB3100NRB1449R9BUFFER INPUT DOA-68+24V B-24V BR44150KR4749K9R45150KR4649K9TSW167L080R3310K0R3410K0R3510K0R3610K0R3710K0R38100KR39475RR401K0R41499RR431K21R42604RD40914D41914D42914DP15239D

3、P25239DP35248DP45248DM15239DM25239DM35248CM3100NCP3100NCP4100NC31220NCP1100NCP2100NCM1100NCM2100N321U1ATL084567U1BTL08410984U1CTL08412131411U1DTL084C30220p123147U2A4011564U2B40118910U2C4011121311U2D4011VR21K0LEDs+24V A-24V A-24V B+24V BQ7100Q8100Q4100Q14100Q11100Q9200Q10200Q5200Q12200Q3200VR110KVR32

4、K0R3129K4R3229K4R202K21RIN1K0R1215K0R1315K0R244K75R251K5R61K5R8100KR74K75RM149K9RP149K9ROF475KC14220pC947pC1047pC15220pR21100KD7914D8914RF21K000+CF22200u/10vC1722pCIN220pWB1TUNING LOOPQ6JE172R92K21R105K6D3914C13100N-24V A+24V A-24V AR151K0R16267RR221K0R23267RC5470pC6470pCF147pC11220pRF114K70R28100RR

5、2922R1R27100RR26475RR2475RR3100RR422R1R1100RPR10R15RT110K0RT210K0RT310K0RT410K0PR20R15+C3470u/16V+C7470u/16VD14004D24004RL110RCOUT100NL22uHC447pC847pQ13MJE15030Q2MJE15031Q1MJL21193Q15MJL2119412345J3BCS105TP1TP21234567891011121314151617J21234567891011121314151617J1TEMPMUTEDIFFCOMPBUFFBUFFTEMP2RLY-RLY

6、+RLYARLYB+IN-INPREOPWRINPOUTPGNDSGNDRMU4K75+48VPGND-48V-33V+33VSGNDLGNDREDGRNRLY-WR1WR1D.M.CB433pCB533p11531B4B11531B4B11531B4B11531B4B11531B4B-48VPGNDSGNDLGNDRLY-REDGRN+33V-33VPGNDPOUTPWRINPREO-IN+INSGNDRLYARLYBRLY+TEMP2+48VR50RR110RRLY-MUTEMUTER140RMUTEMUTE875 LEFT CHANNEL R2REV 2 - CHANGESRB3 - C

7、HANGE TO 10KRB4 - CHANGE TO 1MEGREMOVE DB3A IN BIAS CHAINRadioFans.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 :B11-Sep-2003File :Right channel R2.schSheet :1of1Rev :

8、Drawn :R2Title :QB1100QB2100QB6100QB5200QB4200QB3200QB8JE172QB7JE182RB515KRB6100KRB10150RRB11150RRB715KRB8100KRB9150RRB1268RRB1368RDB3914DB4914DB1914DB2914RB14K99RB210K0RB310K0RB41MEGCB147pCB2220pCB3100NRB1449R9BUFFER INPUT DOA-68+24V B-24V BR44150KR4749K9R45150KR4649K9TSW167L080R3310K0R3410K0R3510K

9、0R3610K0R3710K0R38100KR39475RR401K0R41499RR431K21R42604RD40914D41914D42914DP15239DP25239DP35248DP45248DM15239DM25239DM35248CM3100NCP3100NCP4100NC31220NCP1100NCP2100NCM1100NCM2100N321U1ATL084567U1BTL08410984U1CTL08412131411U1DTL084C30220p123147U2A4011564U2B40118910U2C4011121311U2D4011VR21K0LEDs+24V A

10、-24V A-24V B+24V BQ7100Q8100Q4100Q14100Q11100Q9200Q10200Q5200Q12200Q3200VR110KVR32K0R3129K4R3229K4R202K21RIN1K0R1215K0R1315K0R244K75R251K5R61K5R8100KR74K75RM149K9RP149K9ROF475KC14220pC947pC1047pC15220pR21100KD7914D8914RF21K000+CF22200u/10vC1722pCIN220pWB1TUNING LOOPQ6JE172R92K21R105K6D3914C13100N-24

11、V A+24V A-24V AR151K0R16267RR221K0R23267RC5470pC6470pCF147pC11220pRF114K70R28100RR2922R1R27100RR26475RR2475RR3100RR422R1R1100RPR10R15RT110K0RT210K0RT310K0RT410K0PR20R15+C3470u/16V+C7470u/16VD14004D24004RL110RCOUT100NL22uHC447pC847pQ13MJE15030Q2MJE15031Q1MJL21193Q15MJL2119412345J3BCS105TP1TP212345678

12、91011121314151617J21234567891011121314151617J1TEMPMUTEDIFFCOMPBUFFBUFFTEMP1RLY-RLY+RLYARLYB+IN-INPREOPWRINPOUTPGNDSGNDRMU4K75+48VPGND-48V-33V+33VSGNDLGNDREDGRNRLY+WR1WR1D.M.CB433pCB533p11531B4B11531B4B11531B4B11531B4B11531B4B-48VPGNDSGNDLGNDRLY+REDGRN+33V-33VPGNDPOUTPWRINPREO-IN+INSGNDRLYARLYBRLY+TE

13、MP1+48VRLY+RLY-MUTEMUTER50RMUTEMUTE875 RIGHT CHANNEL R2REV 2 - CHANGESRB3 - CHANGE TO 10K0RB4 - CHANGE TO 1MEGREMOVED DB3A IN BIAS CHAINRadioFans.CN 收音机爱 好者资料库12345ABCDEFGHIJ54321JIHGFEDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW

14、.BRYSTON.CADate :Size :A12-Dec-2003File :875 Soft Start R3.SchSheet :1of1Rev :Drawn :R2Title :R30221KC30.22uF/250VF1R10499KR9475RC40.1uF/250vQ3BTB 24800BF2F3ChassisU2IL4108R241K0R1522RR1333RR143RD51N4737R6475KR7475RR4267KC350nQ1PN100LED1DLEDR1112K1U1TDA 1085CD21N4004C210nD31N4740D41N4004R3301K+C147u

15、F/35V+C2133000uF/6.3V+C2033000uF/6.3VD11N4004R849K9R1218K2Q2PN100D121N4759D111N4759D61N4758D71N4758D81N4762R2200KR1200KD10A1N4004R171K5/2wR17A1K5/2wR18267RR5100KR16100K+C6100uF/35V+C7100uF/35V+C51u5+C8100uF/160VJ1120V100V220V240VJ2100V120V220V240VD101N4004R192K0OUTINRA40K0RB40K0RC40K0RD40K0J3100V220

16、V240V120VF4DA1N4004DC1N4004DD1N4004DB1N4004Q4PN100Q5PN100R2618K2R23100RR21200RR2518K2R27475RR2810K0R2249K9R20200R+C112u2+C91u5+C102u2U3IL4108D91N4004DM1N4004D131N4004PR330K/2WPR230K/2WAC LO1234JREMJ9J8J51650-2J61650-2J71650-2WB1OPT COPT BOPT A875 SOFT STARTGNLJPWRBR1GSIB2540123456789101112131415161

17、212WW1AC HITO FUSE PCB12V TRIGGER& POWER SW123JMUTE14689111316RL2RL114689111316RW10RRW20RWS2WS112345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONTARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :A8-Oct-2003 File :HT_IN-OUT R2.SchSheet

18、 :1of1Rev :Drawn :D.M.Title :BP1FC159802BP4FC1598021234567891011121314151617J1REDAC 345.0341234567891011121314151617J1LEDAC 345.034ABDFECS162-D02-6GABDFECS262-D02-6GP3P4123456789101112JXLRCES-112-01-S-SVR11K0VR21K0R3475RR71K00R14K99R6475RR510K00R41K0BP2FC159801BP3FC159801OUTPUT LEFTOUTPUT RIGHT+-+RL

19、YARLYBRLY-SGND-IN+IN+IN-INSGNDRLY+RLYBRLYARIGHT CHANNELLEFT CHANNELPOUTPGNDPREOPWRIN-INSGND+INTEMP2RLY+RLY-RLYBRLYAPOUTPGNDPREOPWRIN-INSGND+INTEMP1RLY+RLY-RLYBRLYA875HT IN-OUT PCBR1A4K99IND / BRIDGEBAL / SER24K99R2A4K9912345678910ABCDE10987654321EDCBALTD P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ONT

20、ARIO CANADA K9J 7Y4PHONE (705) 742-5325 FAX (705) 742-0882 WWW.BRYSTON.CADate :Size :B11-Sep-2003File :Bus Power R1.SchSheet :1of1Rev :Drawn :R1D.M.Title :Q32N5550R6100KR12499R+C72u2/35V1234BR2BRIDGE1234BR1BRIDGER17100RR9100RC5100NC6100NQ4MJE15030Q5MJE15031D74004D84004R161K0R151K0R1410RR1310RD61N973

21、D51N973+C433u/35V+C233u/35V1234567891011121314151617JCH8/4REDAC 345.0341234567891011121314151617JCH6/3REDAC 345.0341234567891011121314151617JCH5/3LEDAC 345.0341234567891011121314151617JCH7/4LEDAC 345.0341234567891011121314151617JCH4/2REDAC 345.0341234567891011121314151617JCH2/1REDAC 345.034123456789

22、1011121314151617JCH1/1LEDAC 345.0341234567891011121314151617JCH3/2LEDAC 345.034123456789JLED2TSW-109-07-G-S123456789JLED1TSW-109-07-G-SCOMCOMRED1GRN1RLY-RLY-RLY-RLY-RED2RED3RED4RED5RED6RED7RED8GRN2GRN3GRN4GRN5GRN6GRN7GRN8RLY+RLY+RLY+LGNDLGNDLGNDLGNDLGNDLGNDLGNDLGNDRLY+-33V-33V-33V-33V-33V-33V-33V-33

23、V+33V+33V+33V+33V+33V+33V+33V+33VSGNDSGNDSGNDSGNDSGNDSGNDSGNDSGND+48V+48V+48V+48V+48V+48V+48V+48V-48V-48V-48V-48V-48V-48V-48V-48VPGNDPGNDPGNDPGNDPGNDPGNDPGNDPGNDRED1RED2RED3RED4RED5RED6RED7RED8GRN1GRN2GRN3GRN4GRN5GRN6GRN7GRN8PGND_Z34-48V_Z34+48V_Z34+33V_Z34-33V_Z34SGND_Z34LGND_Z12123JPRSWTSW-103-07-

24、G-S1234JPWRTSW-104-07-G-SLGND_Z34-33V_Z12SGND_Z12+33V_Z12+48V_Z12-48V_Z12PGND_Z12ZONE 1ZONE 2ZONE 3ZONE 4123456789101112131415161718JPS1SSW-109-01-S-D123456789101112131415161718JPS2SSW-109-01-S-DQ1MJE15030D24004R11K0R210RD11N973+C133u/35VQ2MJE15031D44004R31K0R410RD31N973+C333u/35VR18100RR5100RR7100RR8100RQM12N5550QM32N5550QM22N5550QM42N5550RM2100KRM1100KRM3100KRM4100KD91N970R1110RR1010RLGNDMUTECOM LEDCHASSISCHASSIS1WRP1WBM1TXCT1WRP1WBM1TXCTR190RR200RM1BRYSTON LOGOD10zenerMT1MT2875 BUS POWER