Carvin-SystemMaster-pwr-sch维修电路原理图.pdf

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1、V+ 120pF R13 C7 R20 R14 Q1 V+ V- C4 22F + 5401 Q4 5550 Q6 R26 .33 R27 .33 V- 5401PNP Q2 5401PNP D2 D1 Q3 5401PNP R19 R23 2.2K R16 47K V- R22 2.2K R25 R17 5550 Q5 R24 C6 22 + 1k 470 R18 R15 1k +9VDC .01F R28 R30 C8D6 R32 4558 47K smt 1/4w R31 R29 R36 D7 R35 R34 6 !- 5 + 7 22F C10 R38 R41 15K smt 1/4w

2、 R37 D9 A1.A 2 3 +1 -9VDC -9VDC 22k 22K 1N914 A10B 100K .01 .01 C2 C3 -9VDC +9VDC 47k 2.2k 100K 10k100 K1 Q7 R45 +9VDC -9VDC -24V 1k 5401PNP -24V R39 R43 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:

3、 PCB NO: C 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. 6. LABEL B INDICATES A JUMPER WIRE. R47 47k INV

4、IN SYSTEM MASTER C1 + 22 SIG IN +47VDC +47VDC -47VDC -47VDC +47VDC +47VDC -47VDC -47VDC OUTPUT OUTPUT STBY MUTE H1.A H1.B H1.C H1.D H1.E H1.F H1.G H1.H AGND AGND STBY MUTE H2.A H2.B H2.C H2.D H2.E H2.F H2.G H2.H AGND H1.I H1.J OUTPUT 2 OUTPUT 2 OUTPUT 2 OUTPUT 2 OUTPUT 2 INV IN POS IN H3.A H3.B H3.C

5、 H3.D H3.E H3.F H3.G H3.H H3.I H3.J NC NC NC INV IN OUTPUT RELAY OUTPUT RELAY OUTPUT RELAY SIG IN SIG IN V- V- V+ V+ Q8 5401PNP OUTPUT OUTPUT 330 smt 1/4w R3 R6 R10 100Watt AMP GEORGE DREYER5MAY2000 30-01404 80- 01404 TIP142 TIP147 -9VDC +9VDC 2.2K smt 1/4w R2 2N5550 NPN Q9 +9VDC Q10 R5 R7 Q11 Q12 1

6、K smt 1/4w R1 R8 D3 C5 D4 910 R9 1.0M smt 1/4w Q13 5401PNP R12 D8 6.8K 220p C13 A.J. ASHLEY1NOV2000 100k 33k 22k R40 470 R49 100 470 Z3 E F 1k Q16 Q18 7812 7912 R535 R538 R536 C515 + 22k 10k 10k 22 5550 Q19 R537 33k 5.1V zener 2.2k 270 470K 1K 1K 0.047 2.2K 270 680 R4 .33 R11 .33 R21 10k R33 10k .01F C9 RadioFans.CN 收音机爱 好者资料库