Carvin_ag100reva 电路图 维修原理图.pdf

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1、ACOUSTIC GUITAR CHANNEL ONE 1155 INDUSTRIAL AVE. ESCONDIDO, CA 92029 MICROPHONE CHANNEL EXTERNAL SPEAKER (619) 747-1710 SYSTEM MASTER INT. SPEAKER + INT. SPEAKER - HEADPHONES FAX 747-9065 POWER MODULE CHANNEL TWO REVISED BY: D.G. DREYER V+: +50VDC V-: -50VDC SPEAKER GND SPEAKER GND PWR AMP OUT PWR A

2、MP OUT PWR AMP OUT SPEAKER GND SPEAKER GND PWR AMP OUT EFFECTS RTN REVERB CUT EFF RETURN REVERB CUT SIGNAL OUT REVERB CUT REVERB CUT APPROVED: DRAWN BY: EFF / REV EFF / REV HEADPHONE EFF SEND LINE OUT ACOUSTIC STBY-GND +IN MUTE PIEZO IN LINE OUT EFF SEND LINE OUT +15VDC 2 +15VDC 2 -15VDC 3 -15VDC 2

3、+15VDC 2 30-01009 80-01009 INPUT 1 +Vs sig -Vs sig TDA7294 INPUT 1 EFF RTN EFF SND EFF RTN EFF SND EFF RTN EFF SND -15VDC-15VDC +15VDC +15VDC +15VDC VOLUME +15VDC 2MAY95 BTSTRP +Vs pw -Vs pw SIG IN +15VDC AG 100 DATE: DATE: ASSY. DATE: ARVIN 250Hz .0047 .0068 560PF LEVEL .0047 330PF 800 Hz4K Hz8K Hz

4、 POWER 560pF 10K 10K LEVEL .022 FREQ. SWEEP 5.62K5.62K PIEZO H4-10 H3-10 A8.B A8.A A9.A A7.B A9.B .0022 470K REV: REV: A6.B A5.B A7.A 82pF 39pF 39pF 100Hz 56PF 150K 470 2.2K 2.2K 2.2K 2.2K .033 150K 300K 150K .047 .001 110K A1.A A1.B A2.A 10K B50K B50K 100K JUMPER 6.8K 10K B50K 120PF B50K 15K .047 .

5、047 2.2K C400 C401 C403 C406 C407 R400 R401 R403 22K R105 R106 R108 R115 R116 R117 C110 C111 C112 C113 R107 220K 100K C104 110K R404 R100 R102 R104 C103 C105 MAIN H1-1 H1-2 H1-3 H1-4 A3.B B50K B50K 100K B50K 4.7K .047 .047 R206 R209 C205 C206 C207 R207 C203 C204 MAIN A4.A A4.B A5.A 27PF 27PF 10K B50

6、K 39PF B50K .047 .047 R312 R313 R314 C309 C310 C311 C312 220K 220K C307 R304 R305 R306 R307 C303 C304 C305 C306 MAIN R402 R101 C101 A2.B R112 R111 R109 R110 12K R113 10K R114 C109 C108C106 .01 C107 B50K GAIN B50K STBY MUTE +16V -16V 680 600600 22K A3.A 150K 100K R201 R202 R204 C201 R300 R301 H1-5 H1

7、-6 H1-7 H1-8 R405 220 470 R302 C302 82PF C300 82PF C301 150K R303 QC17 A6.A R406 100 C408 C409 J3.A H3-6 QC14QC15 J3.B H4-1 H4-2 H4-3 H4-4 H4-5 H4-6 H4-7 H4-8 H4-9 H2-1 H2-2 H2-3 H2-4 H2-5 H2-6 H2-7 H2-8 H3-1 H3-2 H3-3 H3-4 H3-5 H3-7 H3-8 H3-9 4.7K NO: PCB NO: EFF R53 P19P15P12P10 R71 R70 R73 C71 C7

8、0 R72 C73 C72 R75 R74 C75 C74 R77 R76 C77 C76 R79 R78 C79 C78 C90 R90 J10 15K 10K 470K 50K50K50K50K 10K C91 R91 50K .22 LOW 15K EFF R62 C42 C45 LOW P11 P13 15K 15K EFF MIC P17 P18 33K 22K 39PF 47K 47K 10K 6.8K .068 .0033 OUT C10 C11 +VS -VS -VS22K 22K 33K10K 15K IC1 470 470 GND GND 10K GND GND GND G

9、NDQC3 QC4 100 R48 R56 1F .01 GND GND B10 QC1QC2 B11 B12 B13 B15 P8 R9 .1 J9 10 10 10 P1 P3 P4 P5 .047 HI 10 cw cw 10 cw 4.7K D1 470 470 P6 HI 10 cw cw 10 J5 .22 .22 10 10 cw J6 P2 P7 10 13 1514 R8 R7 R4 R5 R3 R6 C6 C5 C7C8 D3 D4 D5 D6 R2R1 C3C4 D7 10 10 10 .1 22 .1 5W 5W .047 J1 1%1% 10 J4 J2 B1 B2

10、B9 B5 B3 B6 B7 B8 C + + 6 !- 5 + 7 6 !- 5 + 7 2 !- 3 +1 6 !- 5 +7 2 !- 3 +1 2 !- 3 +1 6 !- 5 +7 6 !- 5 +7 2 !- 3 + 1 6 !- 5 + 7 2 !- 3 + 1 + + + + + + + 6 !- 5 + 7 + + + + 2 !- 3 + 1 6 !- 5 + 7 2 !- 3 + 1 + + + + + 21 3 + 6 !- 5 + 7 1 2- 3+ 4 6 7 8 9 + + + + + + + 2 !- 3 + 1 + + 2 !- 3 + 1 CUT S2 MA

11、IN A GND 4 A GND 4 12 S1 HI BOOST (10K) cw cw REVERB 30-01009-1 30-01009-2 30-01009-3 B16 B19 B20 -15VDC 2 -15VDC 2 -15VDC 3 A GND 4 -15VDC 3 10K R217 10K R218 560pF B50K B50K 100K R319 R320 C308 LOW P16 P14 HI 10K R317 10K R318 MASTER EFFECTS RETURN Master Effects Return B50K P9 F1 120V:1A 240V:0.5

12、A B14 C410 C9 C1 + C100 C313 C219 N/U C210 C2 + C16 250VAC C15 C119 N/U C118 C117 C116 R93 R92 R316R315 R216 R124R123 R122 R121 R120 A A C. McEUEN 120pF R407 100 100 .1 6.8K .033 6.8K 470470 6.8K .033 10K .1 100K .001 N/U 47004700 RED RED .033 QC7 10 .047 BLK PRI VAC BLK SWITCH ORG 120V BLK/WHT 240V

13、 ORG/WHT 120V NEUT. BLK SWITCH BLK AC LINE BLK 6.8K R215 6.8K 100K JUMPER JUMPER NOTES: UNLESS OTHERWISE SPECIFIED 1. ALL GROUNDS ARE A EXCEPT AS NOTED. 3. ALL CAPACITORS IN MICROFARADS, EXCEPT AS NOTED 4. ALL RESISTORS IN OHMS. 2. ALL DIODES ARE TYPE MR752 EXCEPT AS NOTED. 1N914 R60R59R58 0 120V 0 240V 0 120V B 7AUG95 收音机爱好者资料库 Ra d i o Fa n s .CN

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