Carvin_80_03201revg_3 电路图 维修原理图.pdf

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1、82pF R503 C510 R514 R504 Q3 V+ V- 5401 Q6 5550 Q8 R520 .33 R521 .33 5401PNP Q4 5401PNP D506 D505 Q5 5401PNP R513 R508 2.2K R506 47K V- R507 2.2K R510 R519 5550 Q7 R509 C508 22 + 1k470 E1 E2 E3 E4 E5 E6 R512 R505 1k .01F .0022 A15.B R522 R524 C512 D510 4565 R525 R523 R530 R527 R528 D511 C513 R532 R53

2、1 6 !- 5 + 7 22F C514 R540 R545 R546 R541 D513 -15V-15V 47k 15K 22K 680 1N914 33k EFF SND OUTPUT GND CHASSIS SPKR 1 SPKR 1 H3A.E H3A.C H3A.A H3A.B QC1 .01 .01 R501 C501 C503 R502 C502 220pF H3A.D H3A.F GND GND SEND HEADPHONES LINE OUT H3B.E H3B.C H3B.D H3B.G H3B.H 47k 2.2k 33k 1k 100 2.2k 22k 47k 47

3、k 100 4.7k K1 Q10 R535 R538 R536 C515 + -15V 10k 10k 6.8k 2.2k 22k 10k 10k 5401PNP 22 THERMAL R548 0 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 3. ALL CAPACITORS IN MICROFARADS, EXCEPT

4、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. 47K A15.A 2 3 + 1 8 4 J2 J1 EFF SEND EFF RETURN -15V +15V +15V +15V J11 LINE QC2 NEUTRAL QC3 D16 D14 D17 D15 D2

5、1 D20 D18 D19 L2 L1 C27 + C30 C33 C32 0.047F 250 VAC C41 + 220F 50V C31 + C40 + C39 + 1000F 25V C38 + C35 C34 C37 + C36 + TR1T R40 R1 R41 R42 1 V- V+ Z1 2 3 4 5 6 12 7 8 9 10 11 C42 + C43 + C44 + C45 + OUTPUT GND EFF RET D22 D23 R45 -24V R46 R47 OP2 Z2 B3 -24V Q2 R526 33k OUTPUT OUTPUT Q9 Q11 R517 R

6、516 R515R533 470 -15V +15V +15V R544 0 E19 E20 E21 E23 E22 Pin 1 Viper Pin 2 Viper Pin 3 Viper Pin 5 Viper Pin 4 Viper Z4 -15V +15V +15V -15V C28 SYSTEM MASTER D4 1000F 25V C46 + 600V 1A L4 C47 + C48 + 22 Q1 Q12 R553 R549 R552 R555 LINE OUT/HEADPHONE AMP 10K 33K 1K 47 C5160.0047F POWER SUPPLY Q13 Q1

7、4 R554 R550 R551 R556 +15V -15V 10K 33K 1K 47 C517 0.0047F J6 LINE OUT EXT. SPKR J7 FOOT SWITCH H3B.I H3B.J H3B.B H3B.A SPEAKER SPEAKER H3B.F RETURN FS1 FS2 Q15 +5V 7805 C624 0.047F +5V LINE OUT HEADPHONES H3A.G H3A.H LINE OUT HEADPHONES H3A.I H3A.J LINE OUT HEADPHONES FS1 FS2 A11.A 2 3 + 1 8 4 -15V

8、 +15V A11.B 6 !- 5 + 7 Q16 Q17 +15V C12 C13 -15V 22F 22F .047 .047 + + 7815 7915 L5 L6 Z8 9.1V SMT Z9 9.1V SMT Z10 9.1V SMT 39pFC509 680 270 0 R542 150 R547 470 N/U .0047 Q1 Q12 120F C90 + 180pF C6100.1 68 7.5V 16V Fsw107kHz 100 3.9K C511 0.1F C518 0.1F C519 0.1F +15V -15V R518 470 R511 100 SECONDAR

9、Y REGULATED 20.5VDC D503 R539 1.0M D509 Q18 5401PNP 220pF C507 D512 R543 220 TURN OFF R529 1M H1B.A H1B.B H1B.C H1B.D 5VDC OUT AGND 5VDC OUT +5VDC H1B.E H1B.F H1B.G H1B.H FS TIP FS RING MAIN IN D GND INPUT 2 J9 INPUT 1 J4 H4.A H4.B H4.C H4.D F2 L9 1 2 34 L10 L11 C5 C6 C7 C8 .027F .027F 0.47F .027F 3

10、00H 300H CHASSIS QC9 E26 E27 5550 Q19 R534 1k R537 33k Z501 5.1V SMT J5.A J5.B J5.C SX200 A.J. Ashley PHONES A / B B J3 MAIN SPKR 4 OR 8 16 OHMS 30- 03201 80- 03201 10DEC01 5. ALL OP AMPS ARE TYPE 4565, EXCEPT AS NOTED. DSP CHANNEL 2.2K 2.2K 22 R44 R48 R54 R49 C52 + C53 + C54 + C55 + Z39V Z5 13V C56 + 120F H3.A H3.B H3.C H3.D H6.A H6.B H6.C H6.D S4 B1 C58 + 0.1 100K100K B2 NOTE: B1 IS CUT, AND B2 INSTALLED FOR 240V. B2 IS CUT, AND B1 INSTALLED FOR 120V ONLY. G G 收音机爱好者资料库 Ra d i o Fa n s .CN