Carvin_40624a 电路图 维修原理图.pdf
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1、1155 INDUSTRIAL AVE. ESCONDIDO, CA 92029 COMPRESSION THRESH COMPRESSION RATIO LOW FREQ RETURN HI FREQ RETURN (619) 747-1710 GATE THRESHOLD EFFECTS RETURN LOW FREQ SEND MASTER VOLUME DI / POST SEL FAX 747-9065 HI FREQ SEND REAR CONNECT EFFECTS SEND REVISED BY: J. KENNEDY GRAPHIC EQ BASS BOOST APPROVE
2、D: DRAWN BY: sig out 2 sig out 1 CROSSOVER GRAPHIC +GRAPHIC - GRAPHIC + GRAPHIC - GATE MID SHIFT SSM-2120 sig in 2 sig in 1 CH1 SPKR CH2 SPKR 15C50Kx2 GND LIFT 15C50Kx2 GRAPHIC GRAPHIC .0022F .0022F .0022F .001F .001F FOOT SW .22F .22F -15VDC +15VDC -15VDC +15VDC -15VDC .033F .022F .0022F PHONES +15
3、VDC .01F .01F .01F 680pF .0068F 470F 10F -15VDC 470F +15VDC BLEND BRIGHT .047F BI-AMP 2N5550 DATE: DATE: ASSY. DATE: ARVIN 120pF 120pF INPUT REC 2 CON 2 LOG 2 I REF REC 1 CON 1 LOG 1 CFT 1 CFT 2 1N914 1N914 .22F 680pF .22F EFF + .01F .01F EFF + 1F .022F 1F .22F .1F .068F .0033F .033F 560pF POWER A10
4、.A A10.B A11.B A12.A A12.B A14.B A11.A A14.A 560pF xx Hz .022F .022F SWEEP J11 P10.A EFF - EFF - A13.A A13.B AMP 1 AMP 2 B50K A2.A A1.A REV: REV: 39pF 100K 10F .22F .0068F 10F 33K 1M V1.A V1.B 10F 10F 1M 2.7K 39pF 10F 220 100 39pF 150 10f R101 150 2.2K 1K 10F 150K .1F 2.2M A4.B 10K5.6K A4.A .001F 4.
5、7K 4.7K 56pF FREQ A3.A B50K 3.3K 3.3K 10F B50K 10F 100 100 N/U 100 R155 10K A2.B 470 10F 100 100K 100 10F 10F A9.B 4558 39pF 10K A5.A 2.4K 4558 A5.B 1.8K 4558 A6.A 1.8K 4558 A6.B 2K 4558 .0068F A7.A 2.4K 4558 A7.B 2K 4558 A8.A 2.2K 4558 .022F A8.B 2.2K 4558 A9.A 2.2K 4558 3.3K 47K 10F 10K 10F R140 R
6、136 R137 R135 R120 2.2K 10F N/U N/U 1M 220K R103R102 R100 R104 R105 R113 R111R112 R115 R110 R109 R108 R114 R132R131 R301 R302 R107 R306 R304 R106 R129 S2.A J3.A R139 S6 R305 U2.F R303 R130 R144 B50K A1.B 39pF 10F B50K 47K 47K GAIN S3.A 39pF 2.2K 2.2K P5.A A3.B S1.A S7 R133 S5.A R134 U2.A U2.EU2.D U2
7、.B U2.C B50K S4.A S4.B J175 J175 J175J175 H2-3 H2-4 H303-4 H303-8 H301-6 H301-3 H303-7 H303-5 H301-1 H301-2 H303-1 H303-6 H303-3 H302-4 H301-7 H301-8 B50K 10K R146 N/U R151 H1-5 H3-4 H3-8 H1-6 H1-3 H1-4 H3-7 H3-5 H1-1 H1-2 H3-1 H3-6 H3-2 H2-2 H1-8 H1-7 180K R154 47K R116 B50K 120pF R118 39pF 10K R11
8、9 100 R124 100 R125 B50K 120pF R117 10K R126 H2-1 H3-3 H4-1H4-2 R98 10K 22K NO: PCB NO: 10K 47K 5.6K 47K 470K R25 470K R26 C17 R31 R32 R37 R88 R96 R34 R39 R38 R35 R36 4.7K 39K C18 R40 C59 R99 C61 C16 33K C60 R94 47 R27 47 R95 R97 C64 R28 R29 GND +V2 -V2 C62 C63 1f R30 39K 560 50K 1K 56K 10K 47K10K 5
9、0K 47K 47K R44 R42R43 C19 C20 10K 18K C68 C69 C70 C67 18K 10K .022F.022F 18K 18K C72 27K LOW C25 R54R51 R52 LOW 15K 47K 15K C24 R48R50 R49 12K C23 R89 C57C58 R90 R91 .01.01 39K R92 39K R65 R64 C33 C34 R61 R63 R62 R60 C301 C31 10K 10K 33K 33K +15 10K10K +15 0 C65 10 10K R10 100K R59 P13 C307 C302 J12
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