Carvin-B800-pre-sch维修电路原理图.pdf

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1、EFF RETURNMASTER VOLUMEEFF SENDMUTEMUTE-MASTER0.0047FFOOT SWH11A.JH11A.GH11A.AH11A.EH11A.F-15VDCH11A.HH11A.CH11A.DH11B.JH11B.GH11B.CH11B.HH11B.AH11B.FH11B.Ea gndH2A.AH2A.BH2A.CH2A.DH11A.IH11A.BH11B.BProtectClip 1INPUTH2A.GH2A.HH6.AH6.BH6.CH6.DEFF +EFF -.01Finput+15VDC-15VDC+15VDC-15VDCPOWERH5.AH5.B0

2、.1F22F22F22F22F10KR109R111S2.A39pFD.I.PRESENDS1.BD11D322F.01.047FR112R113C62R47R33R46C63R41R43R42C19R55R56C28C27R53R57R58R5210K10K2.2K2.2KR49C48C47C26C43C20R110R99J70RedYelC17EFFJ11C22D422FD6J72D5J71MUTE+R522K*R6470K*39pF*C3100KA2.A23+14.7K47K4.7KA3.A23+147K47KA1.A23+110K10K10K47K10KA7.A23+1H5.CH5.D

3、+15REARA7.B65+784A8.A45+2A8.B67+1A8.C1011+13A8.D89+14-15VDCR9110KR9410KR9610KQ17Q16R1171MR1181MQ121F1F22K*R121R125R124R127R126R131C53C49+365K6.8K*10K*150K22K*22FC58+15VDCH2A.FH2A.EEFF +EFF -A1.B65+7120pFR92R98C4610K10K1KR123S2.BR13215K*R97R726.8Kpassive/activeS1.A0.0022F0.0022F0.047F22FR65R61R64C32R

4、60R74R62C30C33C314.7K2.2K4.7K4.7K47K4.7KA3.B65+7560pF0.001F0.022FR86R76R79C38R75R87R77C39C354.7K15K4.7K4.7K47K4.7KA2.B65+70.0022FC180.01FC230.047FC24EFFECTSS3.AS3.BR384.7K*1FC34+Q19TREBLELOW MIDHI MIDBASSMIDSUB BASSR14365KR311MD.I. PRE-POSTGND LIFTDIRECTS4.BS5.AS4.AS5.BR12J7512310K39pFC14R22470R3447

5、0R35100R36100K.001FC822F/50vC66+22F/50vC7+R37100KA4.B65+7-15VDC+15VDC+15REAR-15REARH11B.DH11B.IB50KP11cwB100KP12DRIVEB50KP13cwB50KP14cwB50KP15cwB50KP16cwB50KP17cwB50KP18cwcw0.22F/63vC1thru+TUNERJ73-15REARGND RGND RAGNDD.I.PREREDGRND1YEL+15VDCR310K+15VDCR24INPUT CLIPR26R25Q10D2470100K22KREDR151MC39aC

6、35aC18aC23aC33aC38aC63aC31aC32aR1151MR1191MR181MR191MR201M39pFC1539pFC3739pFC40C22athruC24a+R10R272.2K*10KQ13R281MBAL GND100R7BAL GNDR3910K39pFC65R1310K39pFC60R5010KGND R470R51470R54R13610K39pFC25R6610KA5.A23+139pFR67R68C3610K10K100R70GND RR7110K39pFC29R8010KA5.B65+739pFR81C41100KB50KP1DIRECT LEVELR

7、3210KR8210KBAL GNDcwR8410K39pFC44R8510KQ1810KR89R88R90150K6.8Kn/uC5425V FETR1365KR106R11447K39pFC55R2147KAGNDRETURNQ5R110910KMUTE REARMUTE REARQ6R111147K-15REARR110810KC42+0.1R11101MR10810K39pFC56D33R8347KR1202.2KMUTE-R40470K.01C6Q8R91MR1147KMUTE-AGNDC20a10K+15REARA4.A23+184-15REARAGNDH10.AH10.BH10.

8、CH10.D+15VDC-15VDC+15VDC-15VDCGNDAGND1FC16+1FC50+n/uC5125V FET+22FC57+10KF 100V10KF 100VH1A.DH1A.AH9A.BH9A.A.1.178157915H7.IH7.HH7.GH7.DH7.EH7.FH7.AH7.BH7.CC505C506C511C512C507BR1VR1VR21000REDYELYELGRNGRNGRNREDYELYEL35VE1+D506D505D504D503D502D5013AGND+15v25V fetH13a.AH13a.BH13a.DGNDH13a.CE61000F/25V

9、1000F 35VC520C521R5011K+MMBT5550 NPNQ500.1C522Z500Z501Z502SPKR GNDSPKR GNDSPKR GNDSPKR GNDSTD7STD8TOOLING HOLES22FC45+1KR931K22FC67+10KR95.022FC686.8KR11615K*1FC52+R1221M-15vTO FRONT PCBR1304.7K25V FET0.22F/63vC5thruR1534.722FC59+22FC61+R1524.7R81KR231M1000F/25VC69+1FC12+3.3K3.3KD500SMB22002200C508C

10、50935V35V+LO +LO -H1A.BH1A.CLO +LO -QC4B50KP21cwH3B.AH3B.BH3B.DH3B.C10KR161A6.A23+1+15REARA6.B65+784-15REARR16010K39pFC72R16210K39pFC74GND RR16310K22K47K100KR165R29R164C107C108C1090.001F0.001F 0.001F100R30100R1669.1v5.1v5.1v5401J22+2-1+1-CAB GNDJ32+2-1+1-QC5QC6QC7FULLHI FREQCABINET PCB / EXTENSION J

11、ACKQC14QC15GND55505401+15VAMP-15VAMP555054015401120pF120pFR133R135C177C176R138R176R178C181R134R139R140R141D107R147R142R143R144R145Q103Q102Q105Q104R179R177Q117R148.01V+LOWV-LOW2.2KA100.B65+74.7K1KR1371K4.7K4704.7K1N914D1061N9141K1K1.5K1.5K680270R48.225WR59.225W47K10K100K100K68KD12D13D14D9R102150KR104

12、33K5550Q9R1002.2KCURLIM.047F C180D108D109SMTC12022+R63150kR146100R156100R149100R159100Q106TIP 107Q111TIP 102Q107560C182560C18422 1W1%1.5H.1FC121R419L33-24 RLYK3322 1W1%R78.1FC1022 1W1%R10722 1W1%R128SMB 1AQC3OUT 3H3A.AH3A.CH3A.BH3A.DMJD340RELAY+FAN G-15VAMP+15VAMPA100.A23+1844565R10510K120pFC64R1541

13、0KR10310KR10110K120pFC70R15710KPOS INPUTR15810KNEG INPUTHF NEGHF POSR451KH9B.AH9B.BV+V-V+LOWV-LOWH1B.CH1B.DH1B.BH1B.AH2B.AH2B.BH2B.CH2B.DH2B.GH2B.HH2B.FH2B.E+15VAMP-15VAMPCLEANPROTECTPOS INPUT1 CLIPNEG INPUT-24 RLYFAN GQC122 1W1%1.5HR02L10022 1W1%R01J12+2-1+1-SPKR GNDEXTJ4QC9HI FREQJ52+2-1+1-SPKR GN

14、DB2B3-15VAMP+15VAMP-15VAMP+15VAMP.010.1FH12.BH12.AD111R330R314R315R322R320D310D312C317R323R321R311R312R325R326R324C310R331C313R327R32922+1N914A21.A23+184A20.A23+184A20.B65+7A21.B65+710K5.6K470K1N91468K1.5K1.8K100K1K3.3K10K22K3.3KR31922K47K27KCURLIMC31822D17+D10R3093.3K+15VAMP+15VAMP5550Q302+15VAMP+1

15、5VAMP+15VAMPD151N914R73100R69220FAN GPROTECTFAN-24 RLYR2R43.3K4.7KZ1Z29.1v9.1v47KCLEANRELAY+5401Q4TIP32CQ3FROM P.S.TOROID SECONDARYTOROID SECONDARYMJD340MJD350+15VAMP-15VAMP555054015401120pF120pFR537R535C577C576R538R578R579C581Q503Q502R534Q505Q504R539R540R541D517R547R542R543R544R545PB1R577R576D518Q5

16、20R548HBI1.BHBI1.A.01500cwV+V-A500.B65+74.7K1K68K1K1N9141N9144.7K1K1K1K4.7K4701K680560MJE15032Q908MJE15033Q909R550221WR551221WR510.225WR512.225WR511.225WR513.225W10K47K100KR5332.2K100KR50433KR502150K5550Q2R5002.2KCURLIM.047FC580D508SMBD509SMBR532150KC222+R556100R546100R559100R549100TIP31C NPN FlatQ5

17、06R503680560C582560C584R516.225WR514.225WR517.225WR515.225W1 CLIP#1318#1319D16.1FC13K11-24 RLYRELAY+.1FC1122 1W1%R12922 1W1%R150ST1ST2AMP STDOFFtargetQC2OUT 1Q510Q511Q512Q513Q514Q515Q516XJW21194Q517XJW21193-15VAMP+15VAMPA500.A23+1844565R15510K120pFC5191K smt 1/4wR520100 smt 1/4wR521R5194.7KR15110KR5

18、184.7K120pFC518D100D102D103D101R424100OP4.AC10122+NEG INPUTPOS INPUTFAN G5550Q501R5231K500 ms delayR44AC Line in from switchAC Neutral to transformerAC Line to transformer500 ms delayC21.047250VACH4.BH4.DH4.CH4.AAC Line out to switchF1E2Earth to chassisPL1NELQ1R16470K smt 1/4wR17-15REAR+15REAR+15REA

19、R220F 50VC4+Q11220KC9.047250VACQC8K1C73.047250VAC100MAIN(HEAD)2. ALL CAPACITORS IN MICORFARADS, EXCEPT AS NOTED.NOTES: UNLESS OTHERWISE SPECIFIED.4. ADDED AS SECONDARY OPERATION.1. ALL RESISTORS IN OHMS System MasterE. PETERSENE. PETERSEN01SEP04A12340 World Trade DriveSan Diego, CA 92128(858) 487-1600fax 521-6032REVISED BY:APPROVED:DRAWN BY:DATE:DATE:ASSY.DATE:REV:REV:NO:PCBNO:c14FEB0530-41520001001(Head) 80-41521(Combo) 80-41522B800 Head / Biamp ComboHF NEGHF POSGND RGND RN/URadioFans.CN 收音机爱 好者资料库