Carvin_pb100_pb200_revc 电路图 维修原理图.pdf

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1、3. ALL CAPACITORS IN MICROFARADS, EXCEPT AS NOTED. 5. ALL OP AMPS ARE TYPE 4558, EXCEPT AS NOTED. 2. ALL DIODES ARE TYPE 1N914, EXCEPT AS NOTED 1. ALL GROUNDS ARE A EXCEPT AS NOTED. NOTES UNLESS OTHERWISE SPECIFIED 4. ALL RESISTORS IN OHMS. 12340 WORLD TRADE DR. SAN DIEGO, CA 92128 POWER AMP MODULE

2、POWER AMP MODULE SYSTEM MASTER (619) 487-1600 PB 200 & PB100 EFF SEND/LINE TREBLE BOOST FAX 487-6629 PB100 INPUT D.G. DREYER EFFECTS RTN D.G. DREYER POWERSUPPLY REVISED BY: V+: +36VDC V-: -36VDC PB200 ONLY PB200 ONLY 30-41009-3 I/O MODULE 30-41009-1 200 EQ OUT OUTPUT GND OUTPUT GND 30-41009-4 200 EQ

3、 OUT OUTPUT GND OUTPUT GND WHT TR PRI BLK TR PRI COMPRESSOR 30-41009-4 BRIDGE OUT A1 BYPASS MID SHIFT 200 EQ IN LOW BOOST COMP SENS GATE SENS GATE SENS APPROVED: DRAWN BY: THRESHOLD 200 EQ IN COMP SENS EARTH GND 7815 +15V7915 -15V 80- 41009 80- 41609 30- 41009 A6 BYPASS STBY-GND +IN MUTE +15VDC 2-15

4、VDC 3 -15VDC 3 -15VDC 2 +15VDC 3 +15VDC 4 OUTPUT 2 OUTPUT 2 OUTPUT 2 STBY-GND +IN MUTE -15VDC 4 -15VDC 4 -15VDC 5 +15VDC 5 +15VDC 5 +15VDC 6 +15VDC 5 +15VDC 5 OUTPUT 2 OUTPUT 2 OUTPUT 2 -15VDC 4 +15VDC 5 -15VDC 5 OUTPUT 2 OUTPUT 2 OUTPUT 2 OUTPUT 2 +15VDC 6 PASSIVE +Vs sig -Vs sig 14NOV95 SND CNT 10

5、 .5W EFF SND EFF RTN EFF RTN EFF SND CHASSIS (PB100) +Vs sig -Vs sig 470 1W (PB100) SPKR 1 SPKR 1 SPKR 1 SPKR 1 SIG IN -15VDC -15VDC +15VDC +15VDC BTSTRP +Vs pw -Vs pw 250VAC PHONES BLK SW BLK SW SND ACSND AC +15VDC +15VDC +15VDC SIG IN +47VDC +47VDC -47VDC -47VDC -47VDC -47VDC +47VDC +47VDC SIG IN

6、ACTIVE 500 Hz800 Hz +15VDC INV IN POS IN BTSTRP +Vs pw -Vs pw +47VDC +47VDC -47VDC -47VDC SPKR 1 SPKR 2 -15VDC OUTPUT OUTPUT +47VDC +47VDC -47VDC -47VDC OUTPUT OUTPUT INV IN POS IN PHONE .0033 POWER SWEEP .0033 OP1.A OP1.B DATE: DATE: ASSY. DATE: ARVIN 250Hz .0033 680pF 2K Hz .0022 .0022 LEVEL 560pF

7、 330pF 330pF PHONE 330pF 330pF 330pF COMP AGND AGND AGND AGNDSTBY MUTE MUTE STBY 220K 220K 150K 3.3K 6.8K 6.8K 6.8K 680 .022 A4.B A5.A A5.B A4.A A1.A A3.A A2.A 330pF H1-1 H1-2 H1-3 H1-4 A3.B STBY MUTE J4.C 56pF .068 2.2K2.2K 3.3K .047 82pF .047 1.0M A1.B S2.A 100K .033 S1.A 470K S3.A .047 A2.B J4.A

8、GATE 1.5K 470 .022 S2.B 100 470 470K AGND AGND REV: REV: 150K 4700 4700 360K 4.7K 220K 4.7K 220K 3.9K 150K 3.9K 220K 4.7K .033 A7.B A7.A A8.A A6.B A8.B A6.A 80Hz 56pF .047 FREQ GAIN B50K B50K B50K B50K B50K B50K B50K .01 100K J6.A J7.A 2.2K 470 680 STBY MUTE AGND STBY MUTE AGND J4.B J5.A J5.B J5.C J

9、8.A J9.A J8.B J8.C J9.B J9.C 470K 100K 4.7K AGND STBY MUTE AGND AGND AGND AGND 100K 470 470 10K .01 .01 10 10 47K QC2 QC8 QC7 QC1 .01 .01 .01.01 .01 .01 10K 33K 10K 47K 22K 47K 47K 10K12K 10K 15K 22K GND R13 R61 R15 C44 C45 R45 C33 R40 R39 R49 R50 R41 R42 C27 C28C25 .01 C26 R66 R52 R51 R54 C11 R70 C

10、39 C38 OUT C21 C18 470470 470 470 R27 R26 R69 C49 C50 C35C37 C47 CUT R44R43 R60 10K R14 C32 22K R64 R63 C62 C13 22K22K 47K .01 22K R10 R11 R30 R29 QC6 QC3QC4QC5 R71 C16 C17 .01 C46C51 B13B14 10K R53 47K R37 C29 C30 R46 10K R55 C36 R57 R56 C34 47K R36 C24 C31 10K R16 22K22K R58 R48 47K R38 33K R59 R1

11、8 R65 33K R19 NO: PCB NO: R23 C48 C42 10K 10K .01 .01 R62 P10 R72 R78 R79 C54 C52 R73 C56 C55 R80 R74 C58 C57 R81 R75 C53 C59 R82 R76 C61 C60 C43 R77 10K 10K10K10K10K .22 MID LOW B16 C14 C12 C41 D10 D11 D12 R20R22 C15 C10 B12 R17R21 C40 P11 P12 B24 B25 B15 10K R24 15K OUT C22 C23 R32 R31 R25 CUT 15K

12、R35 BDG BDG SP1 SP1 SP2 SP2B23 QC9 B11 B10 PL1 B17 B18 B19 B20 B22 B21 R83 15K R84 15K R85 33K R86 R87 33K R88 D13 R47 22K 33K 10K R89 R91 R90 C63 C64 D14 C65 10K R28 C19 R12 C20 C66 C67 C68 B26 B27 B30 33K R33 B5 B7 R6 C6 C7 C5 R8 C4 R9 R7 C3 C8 B2 B3 D2 D3 D4 P3 P9 B4 R4 R5 10 10 10 .1 10 J1 U1 D9

13、 D5 10 10 R2 C1 .1 10 .1 C2 R1 R3 C9 B1 D6 D7 D8 10 10 10 Q2 10 Q1 J2 .1 P1 cw P2 cw P6 cw P5 cw P4 cw P7 cw P8 cw HI J3 NC NC NC U2 10 10 B8 B9 Q3Q4 10 10 10 10 10 1W 1W !- + + !- + !- + !- + !- + !- + !- + + + + + !- + - + + + + + !- + !- + + + + + + + + C + + !- + !- + !- + !- + !- + !- + - + + +

14、 NE L + + + + B 6. LABEL B INDICATES A JUMPER WIRE. H2-1 H2-2 H2-3 H2-4 H3-1 H3-8 H3-7 H3-6 H3-5 H3-4 H3-3 H3-2 H7-8 H7-7 H7-6 H7-5 H7-4 H7-3 H7-2 H7-1 H5-10 H5-9 H5-8 5H-7 H5-6 H5-5 H5-4 H5-3 C C 23AUG96 H5-2 H5-1 H8-8 H8-7 H8-6 H8-5 H8-4 H8-3 H8-2 H8-1 H6-10 H6-9 H6-8 H6-7 H6-6 H6-5 H6-4 H6-3 H6-2 H6-1 H10-1 H10-10 H10-9 H10-8 H10-7 H10-6 H10-5 H10-4 H10-3 H10-2 H4-1 H4-8 H4-7 H4-6 H4-5 H4-4 H4-3 H4-2 H9-10 H9-9 H9-8 H9-7 H9-6 H9-5 H9-4 H9-3 H9-2 H9-1 (R11: 47K PB200 Only) 1K w/ 4 load = 165mV Input sensivity 收音机爱好者资料库 Ra d i o Fa n s .CN