Crest-PRO4601-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 DD CC BB AA 120 VOLT VERSION NOTE 1 NOTE 2 4601 = 6-6800UF/90VDC 3301 = 4-7300UF/80VDC NOTE 3OMIT C6,C7 ON 3301 4601 = 11A BREAKER 240V 4601 = 18A BREAKER 120V 3301 = 11A BREAKER 120V 3301 = 6A BREAKER 240V 21A1342 3301/4601 POWER SUPPLY PCB SCHEMATIC CREST AUDIO 150

2、FLORENCE AVE. B 11Wednesday, May 17, 2000 HAWTHORNE, NJ 07506 Title SizeDocument NumberRev Date:Sheetof 26V AC 26V AC BLACK GND BLACK GND BLACK GND BLACK GND .25 LUG RED +VCC RED +VCC GREEN -VCC GREEN -VCC BR1 BR352W C1 0.15/400V J1 26-48-1025 1 2 C6 NOTE 1 C7 NOTE 1 C2 NOTE 1 C4 NOTE 1 C3 NOTE 1 C5

3、 NOTE 1 SW1 NOTE 2 T1 22C1033 P1 PLUG AC MALE 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 CC151,CV301 - OMIT R117,R118,R130,R131 Q33,Q34 21B1027 01 CV301, 4601, 3301 OUTPUT PCB CREST AUDIO INC. 150 Florence Ave. C 11Wednesday, May 17, 2000 Hawthorne, NJ 07506 Title SizeDocume

4、nt NumberRev Date:Sheetof WHT BLK RED GRN Q16 2SA1006BQ R100 10/1W R91 220 D29 SF14 R93 51.1/1W/1% R92 51.1/1W/1% Q31 2SA1302 R143 51/0.5W R142 51/0.5W R104 51/2W R133 2.2/1W R119 2.2/1W R3 1/10W Q36 2SC3281 Q35 2SA1302 R1 10/10W C43 22/160V D35 FR204 C44 22/160V D34 FR204 C1 0.047/630V R132 0.33/5W

5、 R120 0.33/5W J2 (HARD-WIRE) 1 2 3 4 5 R103 1K/1W R102 1K/1W R101 1K/2W L1 2uH D36 1N4004 RL1 K10P-11D55-24 M4 GOLD METHODE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 C39 330PF C38 330PF Q15 2SC2336BQ C29 0.1/100V C30 100/16V Q22 2SC2336BQ R146 10/1W R147 10/1W Q17 TIP117 Q24 2SC3281 R107 30/2W R106

6、30/2W R138 10/1W Q21 2SA1006BQ R139 10/1W R94 4.7/1W R89 4.7/1W R90 510 R14 22 C31 330PF Q23 2SA1302 SBS1 MBS4991 SBS2 MBS4991 R130 0.33/5W R95 1K R118 0.33/5W C28 1200pF Q34 2SC3281 VR2 PTC15LB/250 R131 2.2/1W R165 2.2K R117 2.2/1W Q33 2SA1302 IC5 LM35DP 1 32 R124 0.33/5W R126 0.33/5W R128 0.33/5W

7、R112 0.33/5W R114 0.33/5W R116 0.33/5W Q28 2SC3281 Q30 2SC3281 Q32 2SC3281 Q27 2SA1302 Q29 2SA1302 R125 2.2/1W R127 2.2/1W R129 2.2/1W R111 2.2/1W R113 2.2/1W R115 2.2/1W 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 BLACK BLACK RED GREEN RED/WHITE WHITE WHITE ORANGE/WHITE RED/

8、BLACK RED/BLACK WHITE/RED WHITE BLACK BLACK RED RED YELLOW GREEN/BLACK GREEN/BLACK WHITE/RED RED/WHITE WHITE/RED WHITE/RED PURPLE/WHITE RED/BLACK GREEN/BLACK BLACK 18 GA BLACK 18 GA WHITE/RED GREEN ORANGE/WHITE PURPLE/WHITE POWER SUPPLY GROUND LUG WHITE WHITE (X2) YELLOW (X2) YELLOW/WHITE (X2) YELLO

9、W/WHITE BLACK SHIELD WHITE SHIELD BLACK SHIELD BLACK SHIELD BLACK SHIELD WHITE SHIELD WHITE SHIELD WHITE SHIELD BLUE/WHITE BLUE BLACK/WHITE BLACK,BLACK SHIELD BLACK,WHITE SHIELD BLUE SHIELDED BLUE SHIELDED BLUE SHIELDED YELLOW SHIELDED BLUE SHIELDED BLUE SHIELDED YELLOW SHIELDED YELLOW SHIELDED BLUE

10、 SHIELDED BLUE SHIELDED YELLOW SHIELDED YELLOW SHIELDED BLUE SHIELDED BLUE SHIELDED YELLOW SHIELDED YELLOW SHIELDED BLUE SHIELDED BLUE SHIELDED YELLOW SHIELDED YELLOW SHIELDED YELLOW SHIELDED YELLOW SHIELDED YELLOW SHIELDED BLUE SHIELDED PURPLE (X2) WHITE/BLACK ORANGE GREY BROWN BLACK/RED BLUE/WHITE

11、 GREY/BLACK WHITE/GREY BLUE/WHITE RED/WHITE GREY/WHITE BROWN/WHITE GREEN/WHITE BLACK/RED PURPLE ORANGE GREY BROWN WHITE/BLACK GREY/WHITE BROWN/WHITE GREEN/WHITE WHITE/BLACK (X2) BLACK/WHITE PURPLE BLACK PURPLE/WHITE RED GREEN RED/WHITE GREEN/WHITE RED GREEN RED/WHITE GREEN/WHITE PURPLE/WHITE (X2) (X

12、2) BLACK RED YELLOW BLACK BLUE BLACK/WH YELLOW/WH RED/WH BLACH/WH BLUE/WH BLACK 18 GA 1 - ADD 18 GA BLACK WIRE FROM PIN 08 ON J1 FAN TO POWER SUPPLY GND LUG CHANGES MADE TO A 7001 HARNESS TO PRODUCE A 4601 HARNESS 2 - DELETE J1 RELAY AND COMBINE ITS WIRES A,B RESPECTIVLY WITH M5 OF CH.A AND CH.B AS

13、SHOWN 3 - BOTH CH.A AND CH.B M5 HEADERS CHANGE FROM 3 PIN TO 5 PIN HEADERS TO HOUSE EXTRA RELAY WIRES RED/BLACK GREEN/BLACK 21B1312 4601 HARNESS SCHEMATIC CREST AUDIO INC. 150 Florence Ave. B 11Wednesday, May 17, 2000 Hawthorne, NJ 07506 Title SizeDocument NumberRev Date:Sheetof .25 PUSH-ON LUG .25

14、PUSH-ON LUG J1 FAN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 M5 TEMP/RELAY CH.B 1 2 3 4 5 J2 CH.B 1 2 3 4 5 6 7 8 9 10 11 12 13 M5 TEMP/RELAY CH.A 1 2 3 4 5 M8 DISPLAY 1 2 3 J3 INPUT 1 2 3 4 5 6 7 8 J2 CH.A 1 2 3 4 5 6 7 8 9 10 11 12 13 M7 DISPLAY 1 2 3 J12 03-09-1022 1 2 J13 03-09-1042 1 2 3 4 J1 P.S. BO

15、ARD 1 2 F1 1 2 F3 1 2 CH.B OCTAL 1 2 3 4 5 6 7 8 CH.A OCTAL 1 2 3 4 5 6 7 8 M5DISPLAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 M6DISPLAY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 J3 CH.A PREAMP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 J3 CH.B PREAMP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1

16、1 DD CC BB AA TEMP SENSOR + TEMP SENSOR OUT TEMP SENSOR GND. RELAY GROUND RELAY GROUND RELAY 2,4 RELAY 1,3 GROUND SPKR. RAIL CH. B MUTE CH. B LIMIT CH. B CONTROL V. CH. B CLIP CH. B SIGNAL CH. B 44 V. OUT SIGNAL CH. A CLIP CH. A LIMIT CH. A CONTROL V. CH. A SPKR. RAIL CH. A MUTE CH. A TEMP SENSOR +

17、TEMP SENSOR OUT GROUND GROUND GROUND TRANSFORMER TEMP TRANSFORMER TEMP TEMP SENSOR GND 27 V. IN R40, R41 RESISTOR VALUES MODELVALUE 4801 6001 700184.5K 1/4W/1% 73.2K 1/4W/1% 60.4K 1/4W/1% 4601 330141.2K 1/4W/1% 53.6K 1/4W/1% 21C1095 02 7-6-48-46-3301 DISPLAY W/NEXSYS CONTROL CREST AUDIO INC. 150 Flo

18、rence Ave. C 10Wednesday, May 17, 2000 Hawthorne, NJ 07506 Title SizeDocument NumberRev Date:Sheetof 34 V. AC 34 V. AC CENTER TAP R14 10K R21 1K R22 1K R25 4.7K R26 4.7K R37 2.2K D3 1N4148 C9 470/25V D5 1N4148 D7 1N4148 D9 1N4148 D2 1N4148 D4 1N4148 D6 1N4148 D8 1N4148 D11 1N4148 D10 1N4148 C7 100/2

19、5V D13 1N4148 C8 100/25V D15 1N4148 D17 1N4148 D16 1N4148 D14 1N4148 LED 1 CLIP C5 0.1/100V Q5 MPSA75 D18 1N4148 D19 1N4148 R29 10K R30 10K R28 390 R27 390 R38 100K R39100K R23 750/1% R24 750/1% C1 1/50V C2 1/50V R35 499/1% R36 499/1% BR1 RS202 F1 3A/MINI C6 470/50V C3 470/6.3V D1 1N4004 C4 470/6.3V

20、 R5 2.7K R9 2.7K R10 2.7K R6 2.7K R18 2.7K R15 2.7K R17 2.7K R34 4.7K R33 4.7K R31 390K R42 33/2W/5% R20 5.1K R19 5.1K M6 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 M5 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 R16 2.7K LED 8 ACTIVE R32 390K M12 26-48-1136 1 2 3 4 5 6 7 8 9 10 11 12 13 R11 5

21、K/5W + - IC1A LM614 2 3 1 413 R12 5K/5W + - IC1B LM614 6 5 7 Z1 1N5927 Z2 1N5927 IC1E LM614 8 13 9 LED 6 TEMP/DC Q6 MPSA75 VR1 5KB Q2 2N5551 VR2 5KB + - IC1D LM614 15 14 16 LED 2 CLIP M9 26-48-1102 1 2 3 4 5 6 7 8 9 10 LED 4 SIGNAL M7 26-48-1035 1 2 3 + - IC1C LM614 11 12 10 LED 3 SIGNAL M8 26-48-10

22、35 1 2 3 Q1 2N5551 Q4 2N5551 Q3 2N5551 TR2 MAC97A TR1 MAC97A LED 5 TEMP/DC LED 7 ACTIVE D12 1N4148 R3 10K R4 10K R41 SELECTED R7 100K R40 SELECTED R8 100K R13 10K 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 DETECTORAMPLIFIER FRON

23、T 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, R83, D20, VR1

24、 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 MODEL 6001 5

25、60 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 NOTES 7/15/93

26、(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- C10 0.001/50V R50 10K R33 22K R69

27、 NOTE 1 C1 100/35V R70 NOTE 1 R76 NOTE 2 R27 2.2K R77 NOTE 2 Q3 MPSA75 Z11N5353 Z21N5353 Z41N5938 C5 470pF R9 1K Z31N5938 D14 1N4148 R7 10K D12 1N4148 R10 100K D15 1N4148 R4 22K Q4 2N5551 D3 1N4148 C14470uF C2 47/35V C16470uF C18 0.47/250V R8 10K C21 0.1uF C17470uF C15470uF C7 0.1/50V Q15 2N5401 Q8

28、2N5551 IC4 NE5517AN 1 2 3 4 5 6 7 89 10 11 12 13 14 15 16 Q12 2N5551 + - IC1A NE5532AN 3 2 1 84 Q6 2N5551 + - IC1B NE5532AN 5 6 7 Q10 2N5551 R31 4.7K R73 0 Q14 2N5551 R57 100 Q13 2N5401 Q9 2N5401 Q7 2N5401 Q11 2N5401 R37 47K D18 SF14 R36 3.3K R78 2.7K R32 1.5K/1% R82 NOTE 4 R79 11K/1%/1W R35 750/1%

29、R80 549/1% R34 499/1% D20 NOTE 4 D16 1N4148 + - IC3A LM339N 312 4 5 2 D17 1N4148 R58 100 D19 SF14 C22 30pF R41 1K/0.1% R43 1K/0.1% R47 100K/0.1% R48 100K/0.1% R44 1K/0.1% R42 1K/0.1% + - IC2B RC4559 5 6 7 R45100K/0.1% D21 1N4148 R11 22K D2 1N4148 R49 2.2K R28 10K R81 10K R29 2.2K D13 1N4148 R24 680K

30、 R30 47K R25 680K C13 10/35V R16 150K SIP1D 10K/0.2% C4 30pF R2 330K R1 15K R3 10K R5 4.7K R6 10K R14 10K/1% R38 10K R65 NOTE 3 R15 10K/1% R66 NOTE 3 + - IC2A RC4559 3 2 1 84 R71 100 R72 100 R74 47 R75 47 R51 1M R52 100K R56 2.2K Q5 2N5401 R59 511/1% R53 100K D1 1N4148 Q1 2N5401 R60 511/1% R54 1M R5

31、5 2.2K Q2 2N5551 R63 8.25K/1% R62 68.1/1% R64 8.25K/1% R67 68.1/1% R61 68.1/1% + - IC3B LM339N 6 7 1 + - IC3C LM339N 8 9 14 SIP1B 10K/0.2% + - IC3D LM339N 10 11 13 C20 0.1uF SIP1A 10K/0.2% SIP1C 10K/0.2% R174.7K D4 1N4148 C9 2.2/5%/100V D6 1N4148 C630pF D5 1N4148 D7 1N4148 R13 220K R46100K/0.1% D8 1

32、N4148 C11 1/50V D9 1N4148 C121/50V R18 2.2K C30.1/50V R19 10K C8 2.2/5%/100V R20 549/1% R68 68.1/1% R83 NOTE 4 VR1 NOTE 4 R2210K R40 SELECTED R2310K R39 SELECTED J2-M 26-48-1135 1 2 3 4 5 6 7 8 9 10 11 12 13 D111N4148 J3-M 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 D101N4148 R21 100K J1-F 09-52-

33、3172 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 C19 0.47/250V R26 1K 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 DD CC BB AA TEMP SENSOR + TEMP SENSOR OUT TEMP SENSOR GND. RELAY GROUND RELAY GROUND RELAY 2,4 RELAY 1,3 GROUND SPKR. RAIL CH. B MUTE CH. B LIMIT CH. B CONTROL V. CH. B CLIP CH. B SIGNAL CH. B SIGNAL

34、CH. A CLIP CH. A LIMIT CH. A CONTROL V. CH. A SPKR. RAIL CH. A MUTE CH. A TEMP SENSOR + TEMP SENSOR OUT GROUND GROUND GROUND TRANSFORMER TEMP TEMP SENSOR GND IGM A TEMP A CLIP A PROT A TEMP B CLIP B PROT B DATA B DATA A A/CLIP B/CLIP DATA & POWER CONN. (5.1V) (5.1V) 44 V. OUT TRANSFORMER TEMP GND IG

35、M B 27 V. IN 12-14-93 CHANGE R101,R109 FROM 10K TO 4.7K. CHANGE R103,R111 FROM 2.2K TO 2.7K. CHANGE R107,R115 FROM 3.3K TO 4.7K. CHANGE R108,R116 FROM 2.2K TO 1K. CHANGE Z101,Z102 FROM 1N5913 TO 1N5918. NOTE 1 R23,R24 WILL CHANGE TO 1K/1% WITH UL APPROVAL. 21D1977-xx CREST AUDIO 100 EISENHOWER DRIVE

36、 PARAMUS, NJ 07652 D 00Wednesday, May 17, 2000 SizeDocument NumberRev Date:Sheetof A/DATA AUX GND B/DATA A/+16V B/+16V A/-16V B/-16V +24V 34 V. AC 34 V. AC R15 2.7K J3 26-48-1075 1 2 3 4 5 6 7 R17 2.7K M5 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 R16 2.7K LED 8 ACTIVE Z1 1N5927A R11 5K/5W Z2 1N

37、5927A R12 5K/5W + - IC1C LM614 11 12 10 LED 5 TEMP/DC + - IC1D LM614 15 14 16 C3 470/6.3V IC1E LM614 8 13 9 + - IC1B LM614 6 5 7 Q4 2N5551 + - IC1A LM614 2 3 1 413 LED 1 CLIP R29 10K + - IC102A LM358A 3 2 1 84 R27 390 + - IC101C LM339 8 9 14 R25 4.7K + -IC101A LM339 312 4 5 2 Q6 MPSA75 + - IC101B LM

38、339 6 7 1 D18 1N4148 R24 750/1% R23 750/1% D19 1N4148 R22 1K C102 1/50V R21 1K C101 1/50V C5 0.1/50V LED 2 CLIP C8 100/25V Z102 1N5918A R13 10K BR1 RS202 C7 100/25V D105 1N4148 R14 10K R116 1K VR1 5KB R115 4.7K R20 5.1K + - IC102B LM358A 5 6 7 R9 2.7K R8 100K R6 2.7K R7 100K Q1 2N5551 D6 1N4148 F1 3

39、A/MINI LED 3 SIGNAL C6 470/50V R5 2.7K R35 499/1% R3 10K R4 10K R10 2.7K R33 4.7K R37 2.2K R34 4.7K R31 390K R32 390K M7 26-48-1035 1 2 3 M8 26-48-1035 1 2 3 Q3 2N5551 LED 4 SIGNAL Q2 2N5551 R19 5.1K C105 0.1/50V C104 0.1/50V LED 6 TEMP/DC D110 1N4001 TR2 MAC97A D109 1N4001 TR1 MAC97A D108 1N4001 LE

40、D 7 ACTIVE D107 1N4001 D12 1N4148 R121 10K R26 4.7K R117 2.2K D3 1N4148 R120 100K D5 1N4148 R126 10K D7 1N4148 R125 10K D9 1N4148 R109 4.7K D2 1N4148 + - IC101D LM339 10 11 13 D4 1N4148 R110 4.7K D8 1N4148 R111 2.7K D11 1N4148 R113 100 D10 1N4148 C103 0.1/50V D13 1N4148 Z101 1N5918A D15 1N4148 R108

41、1K D17 1N4148 R107 4.7K D16 1N4148 D102 1N4148 D14 1N4148 R103 2.7K Q5 MPSA75 R102 4.7K R30 10K R105 100 R28 390 R101 4.7K R38 100K R124 10K R39100K R123 10K C1 1/50V R118 100K C2 1/50V R119 10K R36 499/1% R122 220 C4 470/6.3V VR2 5KB R18 2.7K M6 26-48-1155 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 VEEA V

42、DDA VEEB VDDB 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 PASSI.G.M. DETECTOR SIGNAL DETECTORCLIP DETECTORAMPLIFIER 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 MO

43、DELS 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, R83, 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

44、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 MODEL 6001 560 10W ON MODELS 4801, MA5850 680 10W ON MODEL 7001 1.1K 10W ON MODEL 4601 NOTE 3: 750 10W ON MODELS 8001, CV601 1K 10W ON MODELS CV301, 3301 360 10W

45、 ON MODEL CC151 PRIOR TO 6-2-92 R65, R66 WERE 1K/10W ON MODEL CC151 NOTE 5: REV NOTES 7/15/93 (1) DELETE R12 (NEW) (NEW) (NEW) (NEW) (NEW) NOTE 4: R82, D20, VR1 ARE USED ON MODEL MA5850 ONLY 21C1124-0202 PRO-LINE PREAMP/FRONT END CREST AUDIO INC. 150 Florence Ave. Hawthorne, NJ 07506 C 11Wednesday,

46、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- C10 0.001/50V R50 10K R33 22K R42 100K R69 NOTE 1 C1 100/35V C23 1nF R70 NOTE 1 R76 NOTE 2 R27 2.2K R77 NOTE 2 Z11N5353 Z21N5353 Z41N5938 C5 470pF R9 1K Z31N5938

47、 D14 1N4148 R7 10K D12 1N4148 R10 100K D15 1N4148 R4 22K Q4 2N5551 D3 1N4148 C14470uF C2 47/35V C16470uF C18 0.47/250V R8 10K C21 0.1uF C17470uF C15470uF C7 0.1/50V Q15 2N5401 IC4 NE5517AN 1 2 3 4 5 6 7 89 10 11 12 13 14 15 16 Q1A MPQ6700 + - IC1A NE5532AN 3 2 1 84 Q1B MPQ6700 + - IC1B NE5532AN 5 6

48、7 Q6 2N5551 Q10 2N5551 R31 4.7K Q14 2N5551 R57 100 Q1D MPQ6700 Q1C MPQ6700 Q7 2N5401 Q11 2N5401 R37 47K D18 SF14 R36 2.7K R78 2.7K R32 1.5K/1% R82 NOTE 4 R79 11K/1%/1W R35 750/1% R34 499/1% D20 NOTE 4 R80 576/1% D16 1N4148 D17 1N4148 R58 100 D19 SF14 C22 30pF + - IC2B RC4559 5 6 7 D21 1N4148 R11 22K

49、 Q3 2N5401 D2 1N4148 R49 2.2K R28 10K R81 10K R29 2.7K D13 1N4148 R24 680K R30 47K R25 680K C13 10/35V R16 150K SIP1D 10K/0.2% C4 30pF R2 330K R1 15K R3 10K R5 4.7K R6 10K R14 10K/1% R65 NOTE 3 R15 10K/1% R66 NOTE 3 + - IC2A RC4559 3 2 1 84 R71 100 R72 100 R74 47 R75 47 R51 1M R52 100K R56 2.2K Q5 2N5401 R59 511/1% R53 100K D1 1N4148 Q1 2N5401 R60 511/1% R54 1M Q2 2N5551 R63 8.25K/1% R55 2.2K R62 68.1/1