Carvin-8BUSS-pre-sch维修电路原理图.pdf

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1、15C50Kx2 D V12/25 15C50Kx2 D V12/25 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w 5.62K smt 1/4w MIC-PRE GAIN GEORGE DREYER aux 7-8 level 2.21K smt 1/4

2、w 2.21K smt 1/4w 2.21K smt 1/4w 470 smt 1/4w 2.21K smt 1/4w 2.21K smt 1/4w 470 smt 1/4w 1.5K smt 1/4w 1.5K smt 1/4w 10K smt 1/4w 10K smt 1/4w 8BUSS STEREO 10K smt 1/4w 10K smt 1/4w 10K smt 1/4w 10K smt 1/4w 10K smt 1/4w 10K smt 1/4w 10K smt 1/4w 10K x7 Comm 10K x7 Comm 22K smt 1/4w 22K smt 1/4w 15K

3、smt 1/4w 15K smt 1/4w 10K smt 1/4w 47K smt 1/4w 10K smt 1/4w 10K smt 1/4w 10 smt 1/4w 22K smt 1/4w 47K smt 1/4w 22K smt 1/4w 22K smt 1/4w 10K smt 1/4w 47K smt 1/4w 10 smt 1/4w 10K smt 1/4w 22K smt 1/4w 5.62K smt 1/4w 10K smt 1/4w 22K smt 1/4w 22K smt 1/4w 47K smt 1/4w 47K smt 1/4w PFL CONTROL PFL CO

4、NTROL PHAN PWR IN PHAN PWR IN PHAN PWR IN LINE GAIN DIRECT OUT (CHANNEL) TAPE FLIP Red small MID SWEEP MID SWEEP 5.5dB min PHAN PWR AUX PRE TAPE IN0 TAPE IN0 PHAN PWR MET DIR0 MET DIR0 MET DIR2 MET DIR3 MET DIR4 MET DIR1 MET DIR5 CHANNEL MET DIR7 MET DIR6 30-88001 80-88001 58dB max 46dB max -8dB min

5、 TAPE IN LINE IN TAPE IN phantom +15VDC -15VDC +15VDC -15VDC +15VDC +15VDC -15VDC +15VDC +15VDC INSERT MIC IN LO CUT B50Kx2 10C10K SOLO R SOLO L SOLO R SOLO L S109.B -15 IN +15 IN -15 IN +15 IN HI MID LO MID LEVEL AUX 4 AUX 4 RIGHT AUX 3 AUX 1 AUX 2 AUX 2 AUX 1 BUSS2 BUSS1 BUSS4 BUSS3 AUX 8 AUX 7 BU

6、SS6 BUSS5 BUSS8 BUSS7 AUX 6 AUX 5 P13.B P13.A S12.B S13.A S10.A S10.B S12.A RIGHT BUSS7 BUSS8 BUSS5 BUSS6 BUSS3 BUSS4 BUSS1 BUSS2 AUX 8 AUX 2 AUX 1 AUX 3 AUX 5 AUX 4 AUX 6 H4b.A H4b.B H4b.C H4b.D H4b.E H4b.F H4b.G H4b.H AUX 6 S14.B S14.A S15.A S15.B .022U .047U PHASE S11.A S11.B GREEN SLED0 SLED0 S1

7、3.B S16.A .022U light .047u P5.A P5.B A5.A AUX3 A2.B LEFT A2.A PEAK GAIN MUTE A3.B A1.A TAP0 DIR0 S9.A S9.B S8.B S8.A S6.B S6.A S5.B S5.A S4.B S4.A S2.B S2.A S3.B S3.A S1.B S1.A S6.D S6.C PFL0 H1.A H1.B H1.C H1.D H1.E H1.F H1.G H1.H H2.A H2.B H2.C H2.D H2.E H2.F H2.G H2.H LEFT H5.D H5.CH3.C H5.A H3.

8、D H5.BH3.B H3.A H4.A H4.B H4.C H4.D H4.E H4.F H4.G H4.H S7.B S7.A phan R111 AUX5 mute MUTE D104 H6.A H6.B H6.F H6.D H6.E H6.C H6.G H6.H A1.B P3.A P3.B A3.A SOLO A4.B A4.A A7.B A5.B TAP0 .047 135 PFL0 A7.A DIR0 R17.D R19.D R17.B R17.C .01 R17.G R22 R19.B R19.C R72 R23 R19.G R17.E R62 R19.E R17.A R19.

9、A R60 R61 R58 R57 R64 R63 R10 R59 R20 R25 R41 R49 R47 R51 R56 R34 .01 C13 C12 R54 C10 50K 50K 50K 50K 50K 39P 50K 50K R12 R42 R66 PFL R24 P11 50K R39 PAN R16 R15 C23 50K C24 R36 R13 R31 P14 P10 R21 C16 P12 PAN R28 R30 PFL RED R43 C15 R50 R11 50K 50K P16 P15 C25 C32 R40 RED RED R48 QC1 Ref C19 C11 C2

10、6 .1u C22C21C20 R32 C17 50K C18 P17 R53 R81 R29 C27 C31 C33 R27 R35 R37 C28 R38 C29 R46 10 smt 1/4w R65 C34 R80 C35 470 R52 C30 C36 R17.F R19.F R14 R26 R33 R55 C42 C43 39P C49 82P C50 82P R82 R18 R83 C37 R84 R1 R4 R5 C2 R3 LO P7 P8 P1 J1 J2 P4 cw HI P2 cw cw P9 cw cw C3 C4 C9 22 10 10 C1 22 22 cw cw

11、 cw D1 cw D2 D3 C6 22 cw cw P6cw cw cw J3 J4 22 cw R6 D6 C7 10 10 R9 cw cw 82 39 D4 V- V+ A6 C8 C5 10 10 10 10 .1 .1.1 J5 R8 R7 cw cw cw 39 39 39 R2 D5 22 22 22 J6 22 22 82 + + 1 2 3 + + + + + + + + + + 8 + + + + + + 2 3 + 1 8 4 5 6 7 + + + + + + + + + + + + + + + + + + + + + 1 2 3 + + + + + + + + C

12、41 .1u C40C39C38 .1 .1.1 + + + + C46C45C44 .1 .1.1 + + + C51C48C47 .1 .1.1 + + + C54C53C52 .1 .1.1 + + + C57C56C55 .1 .1.1 + + + .047u C14 + R44 R45 2.4 2.4 AUX 7 Q1 C58 22 + .047u C60 + .047u C59 + .01 C61 + .047 C62 + .022U C63 .01 C64 + .047U C65 .022U C66 12340 World Trade Drive San Diego, CA 92128 (858) 487-1600 FAX 487-6629 REVISED BY: APPROVED: DRAWN BY:DATE: DATE: ASSY. DATE: ARVIN REV: REV: NO: PCB NO: C C McEUEN23NOV99 1JAN99 D E C67 22 + 150 smt 1/4w R67 RadioFans.CN 收音机爱 好者资料库