Carvin-BR120-pre-sch维修电路原理图.pdf

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1、2. ALL CAPACITORS IN MICORFARADS, EXCEPT AS NOTED.NOTES: UNLESS OTHERWISE SPECIFIED.4. ADDED AS SECONDARY OPERATION.1. ALL RESISTORS IN OHMSMMBT5550 NPNMMBT5401 PNPEFF RETURNMASTER VOLUMEEFF SEND/ tuner5 5W Vert.COMPRESSOR1000F 25V1000F 25VGRAPHIC +GRAPHIC -GRAPHIC +GRAPHIC -COMP SENSGND LIFTGRAPHIC

2、GRAPHIC.01FFOOT SW+15VDC-15VDCCLEAN+15VAMP+15VAMP-15VAMP-15VAMP-15VAMP+15VAMP-15VAMP+15VAMPPRE AMP-15VDC+15VDC+15VDC22 1W1%5401OP1.AOP1.B120pF82pF.00471.5H.1FPOWER22F22F39pF22F22F22F22FR118R12039pFR108R94R95S6.AS6.B82pF78157915R133C177C176R138R176R178C181D111R134R186C121R139R140R141D107R147R142R143R

3、144R145R330R419L100Q105Q104R179R177-24VDCK100R322R320D310D312C317R323R321R311R312R325R324R331C503AC504AQ117R148C313R4151FR327R329Q303R408R407R122R413C401C410R38R83C19R40C52R47C22AR41R42C20R84C51C50R85R81.01.01R80R57R58R5210K10K4.7KR82C77C76R79C53D11C65C66R39R117J13.01VR1VR2C18J10cwcwD4D6J51J4V+V-22E

4、Q+ + +123System Master2N540010K2.2K12340 World Trade DriveSan Diego, CA 92128(858) 487-1600FAX 487-6629REVISED BY:APPROVED:DRAWN BY:DATE:DATE:ASSY.DATE:ARVINREV:REV:NO:PCBNO:C47K47047K10K2.2K10KA3.A23+110K33K47k10K10K33K47kA10.B65+7A4.A23+1A4.B65+7150KA13.A23+122KR11133K1K3.3K3.3K47KA17.B65+784A17.A

5、23+14.7KR1373304.7K4704.7K1N914D1061N9146806801K1K680560R1108.225WR1112.225W22K10K100K1N914A20.B65+7842043A20.A23+1100K10K5.6K470K1N91447K150K1.8k100K1K10K22K3.3KA15.B65+7A15.A23+18410K10K39pFC405R409150R406150R405100R410100K.001FC40322FC40422FC4061033KR31933K47K27KR4150KCLEANCURLIMCURLIMC31822D17R4

6、02100KB50KP11cwPL1NELF1A22.D89+14A22.B67+1A22.C1011+13A22.A45+2+15VDCR9810KR11610KQ4Q5SPKR GND22 1W1%R136#689#690R197nuR1981KR1591MR1601MEARTH GND+D101N914D16.1FC62+R21 15KD108BD109BD504SMBD503SMBD502SMBD501SMBSMTA10.A23+1R174R17310K10K330pFC78C18622+R189150kR2093.3K+15VAMP+15VAMP5550Q302+15VAMP+15V

7、AMPR21010R222100R223100R224100R225100THERMAL DIODED25D26R232150K smt 1/4wOUTPUT122uFC106+5550Q15R226270R227220KR228220KTHERMAL DIODEQ10625V FETR1644.722FC107+22FC108+R1624.7INPUTH5A.AH5A.BD.I.PRER288J12R21822K*R221470K*39pF*C109100KH5A.CH5A.DQ81F1F22K*R236R254R252R257R256R258C124C123+365K6.8K*10K68K

8、22K*1KR259R26015K*R264R2626.8KR2674.7K*Q19R266150KR2651MB100KP1DRIVEcw0.033FC111thruD18YEL+15VDCR26810KR274R2752.2K*10KQ16R2801MQ1810KR282R281R283150K6.8K25V FETR284365KR285R290100KAGND1FC113+1FC114+22FC116+2.2KR2911K22FC117+4.7KR292.047FC1183.3KR2936.8K1FC120+R2941M25V FET0.033FC122thruR2951KR2961M

9、1FC125+39pFC127R298R299R297R287cwcwA26.B65+710K10K4.7K4.7KA26.A23+1COMP SENSD22D23D24D3022uC131+R3040R305100KR306C132.1+100KCLIP1MUTE 1R313D31mute3.3KR31647KR32847KMUTE 1R33647KR339470.022F.047F39pFC136R342R343C134AC135AR341R340cwA13.B65+733K33K10K10K550 Hzcontour1FR43C137R44100K2.2KA3.B65+782pFC238

10、2pFC138R34615KB50KP3cwB50KP7cwB50KP2cwB50KP6cwB50KP10cwR122K1000F 35VC520R5011KMMBT5550 NPNQ500.1C522Z500Z501Z5021000F/25VC69+9.1v9.1v5.1vB50KP12cw+R310KR5 10K15C50Kx2P26.B15C50Kx2P26.AC13.047250VACS3.AS3.BS7.AS7.BS5.AS5.B.1C1+.1C2+4.7K smt 1/4wR18R220Q21n/uR230560P C182TIP31560Pc184.047C180BDW83CBD

11、W84CQ108Q112R26470.01FC126MIDBASSTREBLE.022FC110.01FC22.022FC135.047FC134.033FC21SMT SCREEN HOLESChanges from Assembly Rev (A).QC6speakerJ7SPKR GNDspeakerJ8SPKR GNDJ9SPKR GNDa gndH2A.AH2A.BH2A.CH2A.DinputAGNDE4QC2 BLKQC7QC4_SWQC3_SWD.I.PREH6A.AH6A.BH6A.HH6A.GH6A.EH6A.FH6A.CH6A.D24VJFETS+24FRONT55505

12、401Q103Q1021000F 25V1000F 25VC503BC504B+.1FC5+CLEANa gndH5B.AH5B.BH5B.CH5B.DinputH6B.AH6B.BH6B.HH6B.GH6B.EH6B.FH6B.CH6B.DH2B.AH2B.BH2B.CH2B.DMUTE 2MUTE 2GRAPHICV+V-CHASSIS47004700QC5C99C98D33D34D1D32+H7.AH7.BH7.CH7.DH7.EGRNREDREDYELYELV+: +43VDCV-: -43VDCC90+2201.8K smt 1/4wR190-24VDC1.8K smt 1/4wR1

13、91Z11Z12Z13R15560 BR12030-4212080-4212026SEPT051.8K smt 1/4wR81.8K smt 1/4wR160.01F Film SMT500 Hz800 Hz250Hz.0033560pF2K Hz.0022.0022360K smt 1/4w4.7K smt 1/4w220K smt 1/4w4.7K smt 1/4w220K smt 1/4w3.9K smt 1/4w150K smt 1/4w3.9K smt 1/4w220K smt 1/4w4.7K smt 1/4w.033A9.AA9.BA8.AA11.AA8.BA11.B80Hz82

14、pF.04710K smt 1/4w10K smt 1/4w.01R184P9R169R6R171C6C71R7C75C74R9R172C7C8R175R10C9C10R13R12C12C82C83R1410K10K10K10K10K.1P4P5P8P13.1!-+!-+!-+!-+!-+!-+C72.182pFC814.7K smt 1/4wR17line out /phonesH6A.IH6A.JA16.B65+75550Q15401Q2R21KPHONESOUTCLIP1+15VDC-15VDC+24FRONTH3B.AH3B.HH3B.GH3B.DH3B.CH3B.BH3B.FH3B.

15、EH3B.IH3B.JAMP1-AMP1-RETURNSENDRETURNSEND+15VAMP-15VAMP-15VAMP+15VAMPA16.A23+184OUTPUT1PHONESOUTH6B.JH6B.ISEND AMPRETURN AMPEM FSWGEQ FSWEM FSWGEQ FSW+15VAMP-15VAMP24VJFETSH3A.EH3A.BH3A.FH3A.DH3A.GH3A.HH3A.AH3A.CCLIP AMPCLIP AMPGEQ F SW AMPMU F SW AMPSEND AMPRETURN AMPGEQ F SW AMPMU F SW AMPH3A.IH3A.JC52122+earthtransswitchswitchtransQ3TIP31QC1transQC2transB2B3B1120VAC 1/2120VAC 2/2240VACBBGEORGE DREYERGEORGE DREYER2ARL06R11330Proto corrections: -15V via grounded, R257 grounded, Locational errors D11 moved up; added R11.R1922KR2047KsecsecR2415Ksec39pFC3secRadioFans.CN 收音机爱 好者资料库