Crest-8001-pwr-sm维修电路原理图.pdf

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1、Pro Series 8001 power amplifiers Schematic set 1. 8001 Display 2. 8001 Preamp 3. 8001 Relay board 4. 8001 Power supply 5. 8001 Output module 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 21C0928 CREST AUDIO INC. 150 Florence Ave. C 11Tuesday, May 16, 2000 Hawthorne, NJ 07506 Si

2、zeDocument NumberRev Date:Sheetof C1 1uF/35V R11 10K D2 1N4148 R2922 D16 1N4148 + - IC1 A RC4559 3 2 1 84 + - IC1 B RC4559 5 6 7 IC1 LM317 1 23 R1 5.6K/1W R2 10K R14 150/0.5W D19 1N4148 C3 470uF/16V R21 47 R33 2.2K R23 100K R25 10K R27 4.7K R31 2.2K C10100uF/6.3V R32 2.2K R34 2.2K C4 470uF/16V C8 47

3、0uF/16V R26 10K LED 8 ACTIVE LED 1 CLIP LED 3 SIGNAL Q4 2N5551 Q2 2N5551 Q3 2N5551 TR1 MAC97A Q6 2N5401 D1 1N4148 D3 1N4148 D201N4148 M5 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 M6 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 R12 3.3K/5W Z6 1N4757B M8 26-48-1035 1 2 3 M7 26-48-1035 1 2 3 R24

4、 100K R6 4.7K R4 100K R8 4.7K D5 1N4004 Z4 LM385 1.2V R16 4.7K R17 82 R18 82 R13 3.3K/5W LED 2 CLIP D4 1N4148 D18 1N4148 R22 47 R3 10K R7 4.7K R5 100K LED 4 SIGNAL R9 4.7K D6 1N4004 TR2 MAC97A LED 6 TEMP/DC D7 1N4004 LED 5 TEMP/DC C7 470uF/16V Z5 1N4757B LED 7 ACTIVE C9100uF/6.3V Q5 2N5401 D15 1N414

5、8 D13 1N4148 D9 1N4148 D10 1N4148 D14 1N4148 D12 1N4148 D8 1N4004 R28 4.7K C2 1uF/35V VR2 5K A VR1 5K A D11 1N4148 R3022 Q1 2N5551 D17 1N4148 R10 10K 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 BALANCED INPUT/GAIN SERVO/HIGH PASSCURRENT LIMITER SIGNAL DETECTORCLIP DETECTORAMP

6、LIFIER FRONT END/IC POWER SUPPLY 6.8K 2W ON MODELS 6001, 4801 5.6K 2W ON MODELS CC301/300 TURN ON DELAY ATTENUATION/MUTE ATTENUATOR DRIVER NOTE 1: 8.2K 2W ON MODELS 8001, 7001, CV601 NOTE 2: 27K 2W ON MODELS 8001, 7001, CV601 20K 2W ON MODELS 6001, 4801, CC301 560 10W ON MODELS CC301 NOTE 4: R82, R8

7、3, D20, VR1 ARE USED ON MODEL MA5850 ONLY SIGNAL CLIP CONTROL SPEAKER SPEAKER LIMIT MUTE 4.3K 2W ON MODEL 4601 16K 2W ON MODEL 4601 1.1K 10W ON MODEL 4601 3.3K 2W ON MODELS CV301, CC151, 3301 15K 2W ON MODELS CV301, CC151, 3301 1K 10W ON MODELS CV301, CC151, 3301 560 10W ON MODELS CC301 620 10W ON M

8、ODEL 6001 560 10W ON MODELS 4801, MA5850 680 10W ON MODEL 7001 NOTE 4: R82, R83, D20, VR1 ARE USED ON MODEL MA5850 ONLY 1.1K 10W ON MODEL 4601 NOTE 3: 750 10W ON MODELS 8001, CV601 1K 10W ON MODELS CV301, 3301 360 10W ON MODEL CC151 PRIOR TO 6-2-92 R65, R66 WERE 1K/10W ON MODEL CC151 NOTE 5: REV NOT

9、ES 7/15/93 (1) DELETE R12 21C1124-0202 PRO-LINE PREAMP/FRONT END CREST AUDIO INC. 150 Florence Ave. Hawthorne, NJ 07506 C 10Wednesday, May 17, 2000 Title SizeDocument NumberRev Date:Sheetof VCC+ VCC+ VCC+ VCC+ VCC+ VCC+ VCC+ VCC+ VCC VCC-VCC- VCC- VCC- VCC- VCC- VCC- VCC- VCC- R69 NOTE 1 R70 NOTE 1

10、R76 NOTE 2 R77 NOTE 2 R37 47K R73 0 D20 NOTE 4 + - IC2B RC4559 5 6 7 R82 NOTE 4 R11 22K D2 1N4148 C13 10/35V R30 47K D13 1N4148 R29 2.2K + - IC3A LM339N 312 4 5 2 R50 10K R4 22K C5 470pF R83 NOTE 4 VR1 NOTE 4 D21 1N4148 R81 10K R54 1M R53 100K R55 2.2K Q5 2N5401 + - IC3B LM339N 6 7 1 + - IC3D LM339N

11、 10 11 13 + - IC3C LM339N 8 9 14 IC4 NE5517AN 1 2 3 4 5 6 7 89 10 11 12 13 14 15 16 + - IC1B NE5532AN 5 6 7 + - IC1A NE5532AN 3 2 1 84 D12 1N4148 R31 4.7K R34 499/1% R36 3.3K R32 1.5K/1% R35 750/1% C1 100/35V R33 22K Z11N5353 Z31N5938 Z21N5353 Z41N5938 Q3 MPSA75 R9 1K R10 100K D3 1N4148 C2 47/35V R7

12、 10K R8 10K Q1 2N5401 Q2 2N5551 D1 1N4148 D4 1N4148 D6 1N4148 D5 1N4148 D7 1N4148 D8 1N4148 D9 1N4148 R13 220K SIP1C 10K/0.2% SIP1A 10K/0.2% R18 2.2K R19 10K R2310K C10 0.001/50V R20 549/1% D101N4148 R2210K R26 1K R27 2.2K D111N4148 R21 100K C21 0.1uF C14470uF C16470uF C15470uF C17470uF Q4 2N5551 C1

13、8 0.47/250V D14 1N4148 D15 1N4148 C7 0.1/50V Q15 2N5401 Q8 2N5551 Q6 2N5551 Q10 2N5551 Q14 2N5551 Q9 2N5401 Q11 2N5401 D18 SF14 R78 2.7K R79 11K/1%/1W R80 549/1% R57 100 Q12 2N5551 Q13 2N5401 Q7 2N5401 D16 1N4148 D19 SF14 C22 30pF R25 680K R48 100K/0.1% R47 100K/0.1% R43 1K/0.1% R42 1K/0.1% R41 1K/0

14、.1% R45100K/0.1% R24 680K R44 1K/0.1% R58 100 D17 1N4148 R28 10K R49 2.2K R16 150K R71 100 R75 47 C4 30pF R51 1M R65 NOTE 3 R66 NOTE 3 R14 10K/1% R3 10K R1 15K R2 330K R6 10K R5 4.7K R38 10K R74 47 R72 100 R15 10K/1% SIP1D 10K/0.2% + - IC2A RC4559 3 2 1 84 R52 100K C20 0.1uF R174.7K C9 2.2/5%/100V R

15、56 2.2K R64 8.25K/1% R59 511/1% R60 511/1% R61 68.1/1% R67 68.1/1% R62 68.1/1% R63 8.25K/1% SIP1B 10K/0.2% C630pF C8 2.2/5%/100V R46100K/0.1% R68 68.1/1% J2-M 26-48-1135 1 2 3 4 5 6 7 8 9 10 11 12 13 J3-M 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 C19 0.47/250V C11 1/50V C121/50V C30.1/50V J1-F

16、09-52-3172 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 R39 SELECTED R40 SELECTED 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 DD CC BB AA NOTE:J8 IS 4 PIN HEADER ON EARLY PRODUCTION 21A0895-00 00 8001 RELAY PCB CREST AUDIO INC. 150 Florence Ave. A 11Tuesday, May 16, 2000 Hawthorne, NJ 07506 Title SizeDocument Numb

17、erRev Date:Sheetof +33 V. GROUND CH.B CH.A AC IN TO SURGE BOARD TO SURGE BOARD CH.A OUT CH.B OUT RL1 FLR264 RL2 FLR264 D7 1N4004 D3 1N4004 D4 1N4004 D6 1N4004 D5 1N4004 Z1 1N5938 R3 1/10W C1 0.047/630V R1 10/10W L2 3uH L1 3uH D1 1N4004 C2 0.047/630V R2 10/10W R4 1/10W D2 1N4004 C3 1.5/250V R7 3.3K/5

18、W J8-F 1 2 3 4 5 J6B-F TO CH.B 1 2 C4 2.2/35V J6A-F TO CH.A 1 2 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 DD CC BB AA 21A0947 8001 POWER SUPPLY CREST AUDIO HAWTHORNE, NJ 07506 A 01Tuesday, May 16, 2000 Title SizeDocument NumberRev Date:Sheetof AC IN AC IN -67 CH.B +135 CH.A +67 CH.A -135 CH.B MUTE SUPPLY AC OUT TO FAN TO FAN +135 CH.B +67 CH.B -67 CH.A -135 CH.A C1 0.15/400V C2 0.15/400V SW1 30 AMP T1 BR 1 50A/400V BR 2 50A/400V C3 35,000/75V C5 35,000/75V C7 35,000/75V C9 35,000/75V