Carvin_s03101d 电路图 维修原理图.pdf

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1、 SX 100, SX 200 +VS: +50VDC -VS: -50VDC POWER MODULE on A1 power DSP EFFECTS WHT TR PRI BLK TR PRI FOOTSWITCH 30-03001-4 EARTH GND INPUT A/B CNT TRAN STBY-GND +IN MUTE SPKR GND SPKR GND SPKR GND SPKR GND EFFECTS INPUT B FS TIP CHASSIS SEC RED SEC RED SEC YEL SEC YEL 10 .5W +Vs sig -Vs sig 2.2K 1W 2.

2、2K 1W FS RING FS RING EFF SND EFF RTN SPEAKER SPEAKER EFF SND EFF RTN SPEAKER SPEAKER FS TIP -15VDC +15VDC -15VDC +15VDC 250VAC BLK SW BLK SW VOLUME FS RING FS GND +15VDC -15VDC +15VDC A/B SW 1N5402 +47VDC +47VDC -47VDC -47VDC OUTPUT OUTPUT BTSTRP +Vs pw -Vs pw +47VDC +47VDC -47VDC -47VDC OUTPUT OUT

3、PUT FS TIP FS TIP FS GND SIG IN +V DIG INV G FS RING A POS A POS .01 .0047 A NOT H6.E H6.F H6.D .01 .0047 A NOTA POS 1N914 H7.A H7.B H7.C H7.D H7.E H7.F H7.G H7.H H7.I H7.J H8.A H8.B H8.C H8.D H8.E H8.F H8.G H8.H H8.I H8.J H5.E H5.F H5.D H5.A H5.B H5.C H5.G H5.H H5.I H5.J H6.G H6.H H6.I H6.J H6.A H6

4、.B H6.C A GND D GND 00001 00011 00010 H9.A H9.B H9.C H9.D H9.E H9.F H9.G H9.H H9.I H9.J INV GND A6.B .047 .047 A3.A 10 560pF A2.A A3.B A8.B A8.A B50K 33K A7.A 56PF A7.B 56pF .047 QC11 QC9 QC8 QC5 QC10 A2.B A5.B 0.1 .022 1.0M B50K B50K B50K 2.2K 3.3K 2.2K B50K 3.3K A1.A 56pF 150K .047 1.0M A6.A 0.1 .

5、022 1.0MB50K B50K 2.2K 3.3K 2.2K B50K 3.3K 1.0M 150K H3.B H3.A H3.C H3.D AGND A1.B H1.D H1.C H1.A H1.B 0.001 220 U1.E U1.C U1.D 470K 470K 470K 470K CHAN CHAN S1.A 4700 4700 QC6 QC3 QC4 1000 AGND STBY MUTE 470 STBY MUTE 680 0.01 AGND STBY MUTE R79 H4.E H4.F H2.A H2.B H2.C H2.D H4.A H4.B H4.C H4.D +15

6、V -15V COMM COMM B50K B50K A5.A H4.G RING TIP H3.E H3.F H3.G RING TIP U1.A +15VDC H3.H H4.H 10K 47K C18 C19 R68 10 R66 10 R67 2.2K R25 C27 C2547K 22K R18 R27 2.2K R40 47K R72 22K C52 15K C26 3.3K R20 R70 C46 R19 C8 R29 C63 PL1 33K 22K R36 R26 C9 R45 LOW P1 P3 P4 MID R47 R48 R50 22KR49 10K R15 C20 22

7、K R16 C22 R17 C21 R44 .0033 10K R5 R1 R64 R6 C42 R7 R4 C11 C13 R62 LOW MID R10 R8 C44 R9 C14 R63 R53 SIG C17 47K R65 OUT 220 R31 C51 R74 C12 10K R51 R57 R56 D2 D1 DSP DSP C23 C35 R28 R43 R52 C38 C50 R73 22K QC2 R86 C58 D14D13 D11 D12 D17 C61 C59 C57 QC1 QC7 R85 D15 D16 C62 SIG R90 OUT C56 C5415K IC1

8、 1K R83 R81R82 C55 SIG R80 GND GND GND LSB 3SB 4SB MSB 2SB 10K R55 10K R59 10K R60 68K R71 33K R69 N/U N/U 10 R84 Q3 D6 D5 D3 P12 Q4 Q2 C36 R12 2.2K2.2K R33 R41 R34 C4 C5 R46 cw cw cw 1K1K C37 C7 P5 cw HI J2 J3 2.2K2.2K P8 cw P9 cw 1K1K P10 cw HI P7 cw IN P11 cw P6 cw 1K 1K 11 12 10 Q1 10 10 10 10 D

9、MUTE E1 + + !- + !- + !- + !- + !- + !- + !- + !- + N E L !- + !- + 2 !- 3 + 1 + !- + 6!- 5 +7 + + - + 7 6 9 B A + + + + + + + + - + + + 1 2 3 4 !- + C47 + 3 1 2 D4 10K R77 10K R76 10K R22 47K R24 1.0M R13 47K R61 47K R58 C2 + C39 + C30 + 47K R38 C43 + C45 + C53 + C24 + 10 10 0.1 OUTPUT C16 + 56PF C

10、1 + 180pF 0.22 0.0022 C10 + 0.22 1K R37 0.0022 .01 D7 D10 D9 D8 C41 + C40 + Q5 7815 +15V Q6 7915 -15V P2 cw 2.2K R2 47K R3 47K R30 A4.A !- + C3 + C28 + A4.B !- + 360K R32 120pF C32 + 22K R11 U1.F 14 15 S1.B C48 + 30-03101 80-03101 C15 + E. PETERSEN11MAR97 10K R91 J1 J4 J5 J8 J7 J6 EFF SEND EFF RET L

11、INE OUT FOOTSWITCH HEADPHONE SPEAKER 0.0033 0.001 D21D18 700Hz 700Hz 1K R100 1K R21 1K R87 C29 + 22K R14 R54 2.2K .022 C6 .0047 C49 33K R75 33K R78 10K R23 0.0047 INVERTER GND C. McEUEN 3. ALL CAPACITORS IN MICROFARADS, EXCEPT AS NOTED 1. ALL GROUNDS ARE A EXCEPT AS NOTED. NOTES: UNLESS OTHERWISE SP

12、ECIFIED 4. ALL RESISTORS IN OHMS. 5. ALL OP AMPS ARE TYPE 4558, EXCEPT AS NOTED. 6. PARTS ADDED AS SECONDARY. 0.01 10 PRESENCE 0.01 1N914 B50K OVERDRIVE 1N914 1N914 1N914 0.01 10 0.01 10 PRESENCE 0.047 B50K VOLUME 10 0.01 0.047 1000 1000 0.1 1N914 0.001 100K R35 2. ALL DIODES ARE TYPE 1N4003 EXCEPT AS NOTED. F D19 D20 + + + H7 H8 H5 H6 H3 H4 cw D 4MAY98 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 收音机爱好者资料库 Ra d i o Fa n s .CN