Crest-PRO10004-pwr-sch维修电路原理图.pdf

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1、8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 D D C C B B A A OUTPUT TO VR+27V +22V +27V -22V DATA CH B DATA CH A GND CH A GND CH B - RETURN +RETURN + SEND - SEND - SEND + SEND + RETURN - RETURN BALANCED INPUT/GAIN CH A MODE SWITCH DATA CH A +27 V +22 V -22 V - SIG IN + SIG IN +22 V -22 V - SIG IN + SIG IN GND DA

2、TA CH B GND +27 V -22 V +22 V GND DATA A VR GND VR SEND GND VR RET GND GND GND +27 V -22 V +22 V GND DATA B VR GND VR SEND GND VR RET GND RETURN FROM VR TO AMP TO MODULE A OUTPUT TO VR RETURN FROM VR TO MODULE B BALANCED INPUT/GAIN CH B TO AMP CONTROL CONTROL ATTENUATION VOLTAGE ATTENTUATION VOLTAGE

3、 - 18V +22V CH B -22V CH B -22V CH A +22V CH A + 18V SERVO/HIGH PASS SERVO/HIGH PASS SERVO SEND CH B SERVO SEND CH A SERVO B SERVO A +27 V R7 - R10, R21 - R24, C11 - C14 10K1/10K/4 XLR CREST AUDIO 100 EISENHOWER DRIVE PARAMUS, NJ 07652 C 0 0Friday, May 19, 2000 Title Size Document Number Rev Date: S

4、heetof C16 0.1/50V R31 10K C10 470pF R13 220K R33 1.5K/1% D8 1N4148 J8 26-48-1146 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R7 13.3K/0.1% J7 26-48-1146 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R9 13.3K/0.1% R5 10K/0.1% + - IC1A OPA2604AU 3 2 1 84 C1 0.1/50V SW1 MSSA2350 + - IC1B OPA2604AU 5 6 7 R11 100K D16 1N4148 J

5、1 NC3FD 3 21 C2 0.1/50V R23 9.76K/1% J2 NC3FD 3 21 R17 10K/1% + - IC3A OPA2604AU 3 2 1 84 R3 10K/0.1% R15 10K/0.1% C14 9.4/5%/50V R25 2.2K J3 NC3MD 2 3 1 J4 NC3MD 2 3 1 C12 9.4/5%/50V R19 750/1% R21 20K/1% D15 1N4148 D18 1N4148 R24 9.76K/1% + - IC3B OPA2604AU 5 6 7 C13 9.4/5%/50V R26 2.2K J5 PL08 1

6、2 3 4 5 6 7 8 C11 9.4/5%/50V J6 PL08 1 2 3 4 5 6 7 8 R20 750/1% D2 1N4148 R22 20K/1% D17 1N4148 D4 1N4148 D6 1N4148 C6 30pF + - IC2A OPA2604AU 3 2 1 84 R4 10K/0.1% R10 13.3K/0.1% C5 30pF D1 1N4148 D5 1N4148 C8 30pF D3 1N4148 C7 30pF D7 1N4148 R6 10K/0.1% D9 1N4001 R8 13.3K/0.1% D10 1N4001 D11 1N4001

7、 D12 1N4001 C9 470pF D13 1N4001 R14 220K D14 1N4001 R43 47K R42 47K C4 0.1/50V R12 100K R16 10K/0.1% R18 10K/1% J10 22-54-1205 1 2 3 4 5 C3 0.1/50V J9 22-54-1205 1 2 3 4 5 + - IC2B OPA2604AU 5 6 7 R27 10K R41 150/1W R40 150/1W R37 499/1% Z2 MLL4745 R36 750/1% Z1 MLL4745 R30 3.3K R34 1.5K/1% R28 47K

8、R32 47K IC4 NE5517AN 1 2 3 4 5 6 7 89 10 11 12 13 14 15 16 C17 10/50V R38 499/1% R35 750/1% R29 3.3K C18 10/50V C15 0.1/50V RadioFans.CN 收音机爱 好者资料库 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 DD CC BB AA 21C1628 10004 OUTPUT MODULE CREST AUDIO INC. 100 EISENHOWER DRIVE C 11Friday, May 12, 2000 PARAMUS, NJ 07652

9、 Title SizeDocument NumberRev Date:Sheetof W1 W2 W3 WHT BLK RED RED/BLK GRN/BLK GRN R157 0.2/5W Q44 2SC3281 Q46 2SC3281 Q49 2SA1302 R160 2.2/1W R170 0.33/5W R169 0.33/5W R166 2.2/1W R156 0.2/5W Q43 2SA1302 R171 100 J1 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 C51 150/100V C52 150/100V Q15 2SC23

10、36BQ C30 100/16V R143 51/0.5W R142 51/0.5W Q22 2SC2336BQ R9713K D39 1N4004 R9613K R146 10/1W R147 10/1W Q17 TIP117 C38 330pF D34 FR204 C39 330pF C49 2.2/100V C29 0.1/100V Q24 2SC3281 R149 10/1W R137 100/0.5W R120 20K/1W R159 2.2K/0.5W R153 0.2/5W R152 0.2/5W R148 10/1W R136 100/0.5W R119 20K/1W Q20

11、2SC2168 Q19 2SA958 D32 FR204 D33 FR204 R134 1K R135 1K R158 2.2K/0.5W D38 1N4004 R138 10/1W Q21 2SA1006BQ C50 2.2/100V R139 10/1W R163 10/1W C45 0.047/250V C43 22/160V C44 22/160V R107 DELETED R106 DELETED Q39 2SA1302 Q35 2SA1302 Q40 2SC3281 Q36 2SC3281 C37 150pF R162 1K R161 1K C36 150pF R90 510 R1

12、4 22 Q23 2SA1302 R164 10/1W D36 1N4148 D37 1N4148 C31 330pF D35 FR204 R94 4.7/1W R89 4.7/1W C46 0.047/250V R145 51/0.5W R151 0.2/5W R155 0.2/5W R154 0.2/5W IC5 LM35DP 1 32 R165 2.2K VR2 250 R102 150/1W R103 150/1W C28 1200pF Q41 2SA1302 Q37 2SA1302 Q42 2SC3281 Q38 2SC3281 R150 0.2/5W R124 0.33/5W R1

13、26 0.33/5W R128 0.33/5W R130 0.33/5W R114 0.33/5W R116 0.33/5W R118 0.33/5W Q28 2SC3281 Q30 2SC3281 Q32 2SC3281 Q34 2SC3281 Q33 2SA1302 Q27 2SA1302 Q29 2SA1302 R112 0.33/5W R125 2.2/1WR127 2.2/1W R129 2.2/1W R131 2.2/1W R111 2.2/1W R113 2.2/1W R115 2.2/1W R117 2.2/1W D30 SF14 D28 SF14 Q16 2SA1006BQ

14、C40 1.5/250V D29 SF14 C41 1.5/250V C35 47/16V C34 47/16V D43 SF14 D42 SF14 R140 390/5W R141 390/5W C33 0.0047/100V C32 0.0047/100V R132 3.9K R133 3.9K C42 2200pF R100 10/1W D45 MR2406R D44 MR2406R D41 SF14 D40 SF14 R91 220 R93 51.1/1W/1% R92 51.1/1W/1% Q31 2SA1302 R98 24K R99 24K J7 03-09-1032 1 2 3

15、 R101 100/2W R104 22/2W Z9 1N5928C Z8 1N5928C RadioFans.CN 收音机爱 好者资料库 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 DD CC BB AA 21A1749 1000X FAN DRIVER CREST AUDIO 100 EISENHOWER DRIVE PARAMUS, NJ 07652 A 00Tuesday, May 16, 2000 Title SizeDocument NumberRev Date:Sheetof J1 26-48-1126 1 2 3 4 5 6 7 8 9 10 11 12 D1 FR204 D2 FR204 R1 5K6/1W Q1 TIP142 Pro Series 10004 power amplifiers Schematic set 1. 10004 Input board 2. 10004 Input preamp 3. 10004 Power supply 4. 10001 / 10004 Fan board 5. 10004 Output module