Carvin-BX1200-pre-sch维修电路原理图.pdf

2. ALL CAPACITORS IN MICORFARADS, EXCEPT AS NOTED.NOTES: UNLESS OTHERWISE SPECIFIED.4. ADDED AS SECONDARY OPERATION.1. ALL RESISTORS IN OHMSEFF RETURNMASTER VOLUMEGEORGE DREYEREFF SEND5 5W Vert.5 5W Vert.DIRECT LINECOMPRESSORCROSSOVERGRAPHIC +GRAPHIC -GRAPHIC +GRAPHIC -COMP SENSGND LIFTMJD340MJD350MJD340MJD350PRE AMPCLIP 2GRAPHICGRAPHICAMP2 +AMP1+FOOT SW+15REAR-15REAR+15REAR-15REAR+15REAR-15REARFAN GNDFAN GNDFAN GND+15VAMP+15VAMP-15VAMP+15VAMP-15VAMP+15VAMP-15VAMP-15VAMP-15VAMP+15VAMP-15VAMP+15VAMP-15VAMP+15VAMP-15VAMP+15VAMPPRE AMP.001F-15VDC+15VDCBI-AMP.001F.033F.033F+15VDC+15VDC-15VDCBRIDGEBRIDGE22 1W1%22 1W1%Diode 1N914 SMT340350340350Clip 2Clip 15401H3A.EH3A.B+15Vdc-15VDC5401AMP1-AMP2 -H3B.AH3B.FH3B.HH3B.GH3B.JH3B.DH3B.CH3B.IH3B.EH3B.B560pF120pF560pFEFF -OP1.AOP1.B120pF330pF120pFH6A.DH6B.AH6B.DH6B.CH6A.CH6B.BH6A.BH6A.A82pF.004782pFH3A.FH3A.D1.5H1.5HH3A.GH3A.HH3A.J.1FH3A.IH3A.AH3A.C.1F10KF10KFH4A.AH4A.BH4A.CH4A.D120pFPOWER330pF10KFC502BH1B.1H1B.2H1B.3H1B.4H1A.1H1A.2H1A.3H1A.4H2A.1H2A.2H2A.3H2A.4H2B.1H2B.2H2B.3H2B.4H12.1H12.B22F22F39pF22FFREQ22F22F10022F22FR118R89R86R8739pFR120S1.AS1.B39pFR108r195R95S2.BS6.AS9.ACLIP 1S2.AS6.BagndN/CS9.B2200220039pF27pF7815791539pF27pFR286-24VR130R131R133C175C177C176R138R176R178C181D111R134R186C121R139R140R141D107R147R142R143R144R145R230R231C275R237C277C276R238R278R279C281R330Q203Q202R234C221Q205Q204R239R240R241D207R247R242R243R244R245R420R419Q103Q102L100Q105Q104P101D103L200P201D203-24VR179R177R277R276D206-24VK100K200-24VH7.CH7.BH7.AH7.DH7.EH7.FH7.GH7.HH7.IR314R315R322R320D310D312C317D311R317R318R323R321R311R312R325R324C310R331C503C504C501C502C507Q217Q117R148R248C313+25VDCaGndR415R414R327R329Q303H8.1H8.2H9.1H9.2.01.01R408R407R92R88R90R91R93R121R122R413R418R126R123R127R124R125R128C401C410C408R38R83C19R40C52C55C56C57C54C59LOWR47R41R42C20R84C51C50R85R81.01.01R80R55R56C29C28R53R57R58R5210K10K4.7K4.7KR54C49R78R69R70R71R72C44R73R74C46R75R76C48R7710K10K10K10K10K10K10K 10K10KR82C77C76P21P20P19P18P17P16P15P14P13R60R61R62R63R64R65R66R67R68R79C24R50R51R49R48C27C53D11C65C66R39R117R119J13.01.0180V47K smt 1/4wBR135V35VRedRedVR1VR2220REDYELYELGRNGRNGRNREDYELYEL50V50050080VR417C58J10EFFC3063VcwcwHIcwcwD4cwcw22FD6J51D5J4V+V-cwV+V-V-V+E122EQ+ + +123+4. Change C501, C502 to 10KmF 80V.System 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:C47K1K47K47K10K47KA3.A23+1A28.A23+110K10K4.7k4.7k47K47K360K2.2K1.8K360K1.8K360K1.8K360K2.2K360K2.2K360K2.2K360K2.2K360K2.2K150K10KA5.A23+1A5.B65+7A6.A23+1A6.B65+7A7.A23+1A7.B65+7A8.A23+1A8.B65+7A9.A23+1A9.B65+76.8K4.7K47K10K6.8K4.7K47K47K100KA24.A23+1A10.B65+74.7K4.7K47K47K47K100KA14.A23+1A14.B65+7A4.A23+1A4.B65+7150KA13.A23+122KR11133K1K4.7K3.3K3.3K47K47K10K10K10K10K100100A17.A23+184A17.B65+710K4.7K4.7KR1371K4.7K4704.7K1N914D1061N9141K1K1K1K680560MJE15032Q107MJE15033Q111R1108.225WR1109.225WR1110.225WR1112.225WR1113.225WR1114.225WR150221WR151221W33K6.8K100K1N914A20.A23+184A21.A23+1842043A18.A23+184A18.B65+7A20.B65+7A21.B65+7100K10K5.6K470K1N91410KK4.7K4.7K47K47K1K1N9141N9144.7K1K1K1K4.7K4701K680560MJE15032Q207MJE15033Q211R250221WR251221WR2208.225WR2209.225WR2210.225WR2212.225WR2213.225WR2214.225W6.8K33K100K68K1.8k1.8K22K1K100K1K10K22K3.3KA15.B65+7A15.A23+18410K10K39pFC405R409150R406150R405100R410100K.001FC40322FC40422FC40622FC40722FC40947010K10K33K470A12.B65+7A16.B65+7A16.A23+184R31933KR2332.2K47K27K100KGND1. Add Q110, Q210 (Type: MJL 21194).2. Add Q114, Q214 ( Type: MJL 21193).3. Add R168-R175, R268-R275 (0.22).AMP2 INSERTJ2AMP1 INSERTJ1J62+2-1+1-J82+2-1+1-J72+2-1+1-phonesJ322FC64+22FC70+R247KR41KR971KFAN GNDFAN GNDFAN GND5550Q9R1002.2KR10247K5550Q10R1012.2KMJD340Q301CURLIMCURLIMRELAY+RELAY+CURLIMC31822D17R402100KB50KP11cwPL1NELF1QC3E2K1AC Line in from switchAC Line to transformer+15REARA12.A23+184-15REARSPKR GNDSPKR GNDSPKR GNDH10.AH10.DH10.CH10.BA22.A45+2A22.B67+1A22.C1011+13A22.D89+14+15VDCR9810KR10410KR1062.2KR1162.2KQ4Q5Q3Q2SPKR GND22 1W1%22 1W1%R182R136#689#690R1981kR1571MR1581MR1591MR1601M+15REAR-15REARA23.A23+184A23.B65+7R42210KR42110KR42510KR42410K27pFC8427pFC88FAN GNDSPKR GNDR20510K27pFR206C934.7KR20710K27pFR208C944.7K7912 -12VQ7R335221WR334221WR333221WR332221W+D101N914D16.1FC62+.1FC63+R21 15K+15VDCDiode SMB SMT1AD108BD109BD208BSMBD209BSMBD506SMBD505SMBD504SMBD503SMBD502SMBD501SMBSMTA10.A23+1A25.A23+1A25.B65+7120pFR10R96C6733K33K120pFR99R115C7233K33K100 smt 1/4wR166100 smt 1/4wR167R170R16810K10K330pFC73C74n/uR18010KR174R17310K10K330pFC78C79n/u330pFC80R18310KA24.B65+7330pFR184C8110KR18510KC18622+R289150KR189150kC8222+50801252505001.3k2.6k5k800R2093.3K+15VAMP+15VAMP5550Q302+15VAMP+15VAMP+15VAMPD71N914R210100R2111002043R246150R216150R217150R249150R219150R220150R146150R222150R223150R149150R224150R2251505550Q6OUTPUT2OUTPUT1THERMAL DIODED25D26D27D281N914x4R232150K smt 1/4wR229150K smt 1/4wOUTPUT2OUTPUT122uFC105+22uFC106+Q142N54005550Q15-15VAMPR5910KR22647D291N914R227220KR228220KTHERMAL DIODEQ106Q206AGND25V FET22FC104+R1644.722FC107+22FC108+R1624.7INPUTH5A.AH5A.BN:256R288J12R21822K*R221470K*39pF*C109100KH5A.CH5A.DQ81F1F22K*R236R254R252R257R256R258C124C123+365K6.8K*10K*150K22K*1KR259R26015K*R264R2626.8KR2674.7K*Q19R266365KR2651MB100KP1DRIVEcw0.22F/63vC111thruD18blue+15VDCR2683.3KR274R2752.2K*10KQ16R2801MQ1810KR282R281R283150K6.8Kn/uC11225V FETR284365KR285R290 470KAGND1FC113+1FC114+n/uC11522FC116+1KR2911K22FC117+10KR292.022FC1186.8KR29315K*1FC120+R2941M25V FET0.22F/63vC122thruR2951KR2961M1FC125+39pFC127R298r299R297R287cwcwA26.B65+710K10K4.7k4.7k39pFC130R302R303R301R300cwcwA26.A23+110K10K4.7k4.7kCOMP SENSD22D23D24D3022uC131+R304100R305100KR306C132.1+100KCLIP1CLIP2CLIP1R307C133.1+100KCLIP2R30847KR30947K5401Q17-15VDCR31010KEFF +MUTER313D31mute3.3KD33R31647KMUTED32R32847KMUTER33647KS12.BGEQ/MUTES12.AR337D34EQ1K-15REARTUNERJ14R338470R339470B50KP5amp239pFC136R342R343R341R340A13.B65+7100K100K10K10KR344 n/uR3450550 Hzcontour1FR43C137R44100K10KA3.B65+782pFC2382pFC138R34615KB50KP3cwB50KP4cwB50KP7cwB50KP27cwB50KP2cwB50KP6cwB50KP10cwR110K1000F/25V1000F 35VC520C521R5011K+MMBT5550 NPNQ500.1C522Z500Z501Z5021000F/25VC69+9.1v5.1v5.1vB50KP8amp1B50KP12cw+R5 2.2K15C50Kx2P23.B15C50Kx2P23.A15C50Kx2P26.B15C50Kx2P26.A15C50Kx2P28.B15C50Kx2P28.A15C50Kx2P9.A15C50Kx2P9.B1FC31+1FC83+1FC85+.22FC35+A28.B65+7R710KR8D1X-OVER3.3K+15VDCR9150KR114.7K500 ms delayR12R16470K smt 1/4wR17-15REAR+15REAR+15REAR220F 50VC11+220KC13.047250VACQ1C14.047250VACR14 100KQ12M LEDR15 100KQ20G LED+15VDCG LEDM LEDS3.AS3.BS4.AS7.AS4.BS7.BS5.AS5.B.1C1+.1C2+SPKR GND27pFC327pFC4R1910kR2010kR221K5550Q21R23680R241K5550Q22R25680560PC182TIP31560Pc184.047C180560PC282560PC284.047C280TIP31R1115.225WR1116.225WR2215.225WR2216.225WMJL21194MJL21193Q108Q112Q109Q113Q110Q114N/UN/UQ115N/UQ116N/UMJL21194Q208Q209Q210N/UQ216N/UMJL21193Q212Q213Q214N/UQ215N/UACROSS A4.1FC5+.1FC37.068FC39+.01FC34+.022FC32+.01FC36+.0068FC38+.0033FC40+.033FC41.0022FC42.022FC43.01FC45.0068FC47.0033FC129R26470.01FC126LOW MIDMIDHI MIDBASSTREBLE.047FC26.022FC110.1FC25.0047FC128.0033FC22.022FC135.047FC134.022FC21SMT SCREEN HOLES30MAY0580-4280080-4212230-42500ACTIVEDI outJ9123R609150R606150R605100R610100K.001FC603R602100Ka gndH13A.AH13A.BH13A.CH13A.DinputH13B.AH13B.BH13B.CH13B.DGND LIFTS8.AS8.B22FC60722FC608AGNDDI INDI OUTDI INB400 DI PRES10.AS10.BD.I.PREB801B401B402B403B400 CLIPB404LED CLIP 1LED CLIP 1B400 MSTB400 DIB405B801B401, B402, B403, B404B406MONO NPN DRIVEMONO PNP DRIVEOUTPUT2B407MONO NPN DRIVEMONO PNP DRIVEB408QC1AQC1BB405, B406, B407, B408B400 SpkJ11SPKR GNDB400 SpkJ15SPKR GNDH99.CH99.DH99B.DH99B.CR28100KS11.BFX/MUTES11.AR29R27EFF FSWD3D2EQ FSW3.3K3.3K39pFC6R3047KN:256D.I.PRE+15REAR+15REARB409B409mono phone B400Q11+15VDCH99.AH99B.AH99.BH99B.BD.I. POSTCLIP 2CLIP 1AMP1 TOPAMP2 TOPH11A.BH11A.AH11A.FH11A.DH11A.CH11A.ED.I.PRECLIP1H11A.HH11A.GRETURNSENDH4B.AH4B.BH4B.CH4B.D+15VDC-15VDC+15VDC-15VDCGNDa gndH5B.AH5B.BH5B.CH5B.DinputCLIP 2CLIP 1H11B.DH11B.FH11B.BH11B.AH11B.CH11B.EH11B.HH11B.GCLIP2EFF -EFF +R3100GEORGE DREYERChanges from Assembly Rev (B).1. Fan high speed circuit correction.2. correct shorted jumpers1. Add resistors for P5 &P8 on BR600CHANGES FOR BX1200 ASSEMBLY: 80-42122BX600 Assembly jumpersBX1200 Assembly jumpers BX600, BX12002. correct bias circuit on amp 2R647KR1347KEBB11AUG06Changes from Assembly Rev (C) not made.1. Change C18 to through hle 0.47UF.Changes from Assembly Rev (D).2. added diode on JFET rail to remove turn off pop.3. added feedback cap to A10A.4. added cap coupling to EQ switching circuit and parameteric mids. Also resistor to bleed C52.22FC722FC822FC9R3115K82pFC10D8SMBMUTEC12R32.0147KQ13R331MR3410K+15VDCR18n/uDI OUT1FC15+R3510KR36100AGND A GNDpot body groundingn/uRadioFans.CN 收音机爱 好者资料库