Crest-10001-pwr-sch维修电路原理图.pdf

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1、10001 Professional Series power amplifiers Schematic set 1. Front display board 2. Octal board 3. Preamp 4. Fan driver 5. Power supply 6. 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 +27 V TEMP SENSOR POWER TEMP SENSOR OUTPUT TEMP SENSOR GND 4.7V AUX GND SIGNAL I

2、N CLIP IGM DATA SIGNAL GND VR RETURN VR SEND MUTE ENABLE RELAY +27 V FAN DRIVER CLIP IGM DATA SIGNAL GND VR RETURN VR SEND MUTE CLIP ENABLE OUTPUT ON DATA LINE: TEMP - .25MV-1V IG +5V PULSE CLIP -5V PULSE PROTECT +10V +27 V SPKR RELAY HIGH RAIL RELAYRELAYS AUX GND SIGNAL +27 V+27 V AUX GND FAN DRIVE

3、R TRANS TEMP TRANS TEMP AUX GND 21B1528 10001 DISPLAY PCB CREST AUDIO 100 EISENHOWER DRIVE PARAMUS, NJ 07652 B 11Tuesday, September 12, 2000 Title SizeDocument NumberRev Date:Sheetof D5 1N4148 R12 2.2K R26 2.2K R23 10K R24 7 5K R25 100K R27 330 + - IC1C LM614 11 12 10 D8 1N4148 Q1 TIP127 C? CP R162.

4、2K J2 26-48-1036 1 2 3 J1 26-48-1216 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 R36 100 R2 23.7K/1% R32 4.7K D4 1N4148 + - IC1B LM614 6 5 7 + - IC1D LM614 15 14 16 R1 1K/1% Z1 1N5930 D1 1N4148 R3 4.7K + - IC2A LM393 3 2 1 84 + - IC2B LM393 5 6 7 R8 100K C2 1/50V D3 1N4148 D2 1N4148 R11 4.

5、7K R9 62K VR1 5KB R6 51K R4 100K R10 2.2K/0.5W R18 1K R19 499/1% R20 750/1% R17 2 2K R35 1K C3 1/25V D7 1N4148 TR1 MAC97B4 R13 4.7K R14 2.2K R15 2.2K R21 330K C5 100/25V D6 1N4148 R37 0 IC1E LM614 8 13 9 + - IC1A LM614 2 3 1 413 R30 1.2K C6 470/25V R22 2.2K R29 10K R33 1.5K/0.5W C4 0.1/100V C7 470/2

6、5V R5 36K C1 1/50V R7 2.2K/0.5W LED1 CLIP R28 2.2/1W Z2 1N5917 R34 1.5K/0.5W LED4 ACTIVE LED2 SIGNAL LED3 PROTECT R31 1.2K RadioFans.CN 收音机爱 好者资料库 5 5 4 4 3 3 2 2 DD CC BB AA INPUT FROM VR OUTPUT TO VR +24V IN +24V IN 18V OUT +18V OUT TO PREAMP VR GND 24V IN -24V IN GND +27V +24V +27V 24V DATA CH B

7、DATA CH A GND CH A GND CH B RETURN +RETURN + SEND SEND SEND + SEND + RETURN RETURN INPUT FROM VR OUTPUT TO VR TO PREAMP BALANCED INPUT/GAIN CH A BALANCED INPUT/GAIN CH B MODE SWITCH VR GND VR SEND VR SEND VR RE VR RETTO PREAMP TO PREAMP GND CH A PREAMP CH B PREAMP PWR/DSP CH A PWR/DSP CH B DATA CH A

8、 +27 V +24 V 24 V SIG IN + SIG IN GND +27 V +24 V 24 V SIG IN + SIG IN GND DATA CH B 26B1540 0 10001 input/octal board C 11Tuesday, June 27, 2000 Tit e SizeDocument NumberRev Date:Sheetof + C2B OPA260 5 6 7 R6 20K/1% R5 20K/1% R 10K/1% R3 10K 1% R2 20K 1% SIP2D 10K/0.2% S P2B 10K/0.2% SIP2C 10K/0.2%

9、 J NC3MD 2 3 1 J3 NC3MD 2 3 1 SIP2A 10K/0.2% SIP1A 10K/0.2% J2 NC3FD 3 21 J1 NC3FD 3 21 D6 1N 1 8 C830pF C730pF C6 30pF C5 30pF C 0.1/50V C3 0.1/50V C2 0.1/50V D8 1N 1 8 D5 1N 1 8 D 1N 1 8 D3 1N 1 8 D2 1N 1 8 D1 1N 1 8 J6 PL08 1 2 3 5 6 7 8 J5 PL08 1 2 3 5 6 7 8 +IC2A OPA260 3 2 1 8 J8 26- 8-1136 1

10、2 3 5 6 7 8 9 10 11 12 13 J10 26- 8-1136 1 2 3 5 6 7 8 9 10 11 12 13 J9 26- 8-1136 1 2 3 5 6 7 8 9 10 11 12 13 J7 26- 8-1136 1 2 3 5 6 7 8 9 10 11 12 13 Z3 1N5920 Z 1N5920 Z2 1N5920 Z1 1N5920 D1 1N 00 D13 1N 00 D12 1N 00 D11 1N 00 D10 1N 00 D9 1N 00 C1030pF C930pF SW1 MSSA2350 C1 0.1 50V R1 20K/1% +

11、IC1A OPA260 3 2 1 8 + IC1B OPA260 5 6 7 SIP1C 10K/0.2% SIP1B 10K/0.2% S P1D 10K/0.2% D7 1N 1 8 8 8 7 7 6 6 5 5 3 3 2 2 1 1 DD CC BB AA CURRENT LIMITER SIGNAL DETECTOR ATTENUATOR DRIVER CLIP IGM +22V -22V -22V +22V GND GND GND IGM + CLIP + + VA C + VA B GND FB FB - VA C - VA B CLIP - IGM - GND CONTRO

12、L LINE GND SIG MON + SIG MON - OUT SIG IN GND NOT USED NOT USED NOT USED HI RL - HI RL - HI RL + HI RL + - VA C INTCONN INTCONN INTCONN INTCONN R84, R85 USED REV -04 D11 NOT USED TILL REV 0? 01-25-94 CHANGED R29 FROM 2.2K TO 3.9K +VCC = +18vdc -VCC = -18vdc CHANGED Q6,Q9 FROM MMBT5551 TO 2SC2880 CHA

13、NGED Q7,Q10 FROM MMBT5401 TO 2SA1200 CHANGED Q4 FROM MMBT5551 TO MMBT6517 CHANGED Q5 FROM MMBT5401 TO MMBT6520 5/7/96 UPDATED SCHEMATIC I.F. 10001 PREAMP CREST AUDIO 100 EISENHOWER DRIVE PARAMUS, NJ 07652 C 00Monday, May 15, 2000 Title SizeDocument NumberRev DateSheetof VCC+ VCC+ VCC+ VCC+ VCC+ VCC-

14、 VCC- VCC- VCC- R86 0 R85 0 D22 1N4148 D23 1N4148 R82 200/0.5W R83 200/0.5W R84 150K R75 47 R51 1M R64 8.25K/1% R59 511/1% R61 68.1/1% R67 68.1/1% R62 68.1/1% R68 68.1/1% R54 1M R79 11K/1%/1W R78 2.7K R69 10K/5W R52 150K R53 150K R80 576/1% D14 1N4148 D15 1N4148 R50 10K R58 100 D17 1N4148 D16 1N4148

15、 R28 10K R63 8.25K/1% R81 10K R74 47 R22 100K R76 33K/2W R77 33K/2W R27 220 Q7 2SA1200 Q4 MMBT6517 + - IC3A LM339D 312 4 5 2 + - IC3D LM339D 10 11 13 + - IC3C LM339D 8 9 14 D4 1N4148 D5 1N4148 D18 HER155 D19 HER155 C16 30pF R55 100 + - IC3B LM339D 6 7 1 Q11 MMBT5551 Q12 MMBT5401 R29 3.9K Q9 2SC2880

16、Q10 2SA1200 Q5 MMBT6520 R25 10K R24 10K Q8C MMPQ6700 R57 100 Q8B MMPQ6700 Q8D MMPQ6700 C14 0.1/50V C12 0.47/250V C15 0.1/50V R23 150K C7 15pF + - IC2A OPA2604AU 3 2 1 84 Q8A MMPQ6700 + - IC2B OPA2604AU 5 6 7 Z1 MLL4746 Q6 2SC2880 R60 511/1% Z3MLL5258A Z4MLL5258A C13 0.47/250V C100.001/50V R12 100K R

17、41 2.21K R42 2.21K R45 33.2K/.1%/1W R48 33.2K/.1%/1W R56 100 R46 33.2K/1W R70 10K/5W R47 33.2K/1W R43 2.26K/.1% R44 2.26K/.1% D21 1N4148 R72 100 R65 100 R26 100 D12 1N4148 R38 10K C18 0.1/50V J4 09-52-3121 1 2 3 4 5 6 7 8 9 10 11 12 C17 0.1/50V R49 220 J2 26-48-1166 1 2 3 4 5 6 7 8 9 10 11 12 13 14

18、15 16 R71 100 Z2 MLL4746 R39 1M R40 1M R20 576/1% J1 09-52-3121 1 2 3 4 5 6 7 8 9 10 11 12 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

19、 5 6 7 8 9 10 11 12 D1 FR204 D2 FR204 R1 5K6/1W Q1 TIP142 8 8 7 7 6 6 5 5 4 4 3 3 2 2 DD CC BB AA NOT USED R152 R154 R123 8/17/92 C107 CHANGED VALUE AND WAS CONNECTED TO SUPPLY END OF LM35 INSTALLED IN R123 POSITION 3/8/93 ADDED 2 MOSFETS AND RESISTORS 4/1/93 ADDED C208 C209 5/12/93 DELETED C208 AND

20、 C209 5/14/93 ADDED R237 11/30/93 1 CHANGED VALUES OF R210 R211 R212 R213 R214 R215 R216 R217 2 ADDED ZENER Z102 Z103 +160V NL +80V NL 80V NL 21D1 55 01 10K1 OUTPUT CREST AUDIO 00 E senhower St. D 01Tuesday, May 16, 2000 Paramus, NJ 07652 it e SizeDocument NumberRev Date:Sheetof -160V NL P8 P7 TP1 T

21、P2 HI 1 HI 2 LO 1 LO 2 OUT1 OUT2 P1 P3 HI-1 HI-2 LO-1 LO-2 OUT OUT5 P2 P OUT3 OUT6 GND1 GND2 GND3 GND P5 P6 R118 10/1W C105 1200pF R119 10/1W C106 100/25V R120 10/1W C107 0.1/100V R121 10/1W C108 330PF R12 2.2/1W C109 330PF R125 2.2/1W C110 560pF/500V R126 2.2/1W C111 560pF/500V R127 2.2/1W C112 100

22、/25V R128 2.2/1W C113 100/25V R129 2.2/1W C115 2200pF R130 2.2/1W C11 2200pF R131 2.2/1W C116 22/250V R132 2.2/1W C117 22/250V R133 2.2/1W C118 1.0/250V R13 2.2 1W C119 1.0 250V R135 2.2/1W C200 150 100V R136 2.2/1W C201 150 100V R137 2.2/1W C202 2.2/100V R138 2.2/1W C203 2.2/100V R139 2.2/1W Q100 T

23、IP117 R1 0 2.2 1W Q101 MJE5851 R1 2 2 2/1W Q102 MJE13007 R1 2.2/1W Q109 2SC 029 R1 6 2.2/1W Q110 2SA1553 R1 8 2.2/1W R237 100 Q111 2SC 029 J103 1 2 3 R150 2.2/1W C206 330pF Q112 2SA1553 R1 1 2.2/1W C207 n7/50V Q113 2SC 029 R1 3 2.2/1W R166 0.33/5W R1 5 2.2/1W Q11 2SA1553 R1 7 2.2/1W Q115 2SC 029 R1

24、9 2.2/1W Q116 2SA1553 R151 2.2/1W Q118 2SA1553 R155 22/1W Q117 2SC 029 R156 22/1W Q119 2SC 029 R157 30/2W Q121 2SC 029 R158 30 2W Q123 2SC 029 R159 0.33 5W Q125 2SC 029 R160 0.33/5W Q127 2SC 029 R161 0.33/5W Q129 2SC 029 R162 0.33/5W Q133 2SC 029 R163 0.33 5W Q120 2SA1553 R16 0.33 5W Q122 2SA1553 R1

25、65 0.33/5W Q12 2SA1553 R167 0.33/5W Q126 2SA1553 R168 0.33/5W Q128 2SA1553 R169 0.33/5W Q130 2SA1553 R170 0.33/5W Q132 2SA1553 R171 0.33/5W Q13 2SA1553 R172 0 33/5W Q135 RFP91 0 R173 0.33/5W Q137 IRFP91 0 R17 0.33/5W Q139 RFP91 0 R175 0.33 5W Q1 1 IRFP91 0 R176 0.33/5W Q1 3 RFP91 0 R177 0.33/5W Q1 5

26、 IRFP91 0 R178 0.33/5W Q136 IRFP1 0 R179 0.33/5W Q138 IRFP1 0 R180 0.33/5W Q1 0 RFP1 0 R181 0.33/5W Q1 2 IRFP1 0 R182 0.33/5W Q1 IRFP1 0 Q1 6 RFP1 0 R183 0 33/5W R18 0.33/5W Q1 8 RFP1 0 R185 0.33/5W Q150 IRFP1 0 R186 0 33/5W Q152 2SC3298 Q15 2SA1306 R189 7/1W Q151 2SA1306 R191 7/1W Q153 2SC3298 R193

27、 7/1W Q156 2SC3298 R195 7/1W R209 .7K/2W Q155 2SA1306 R197 7/1W R208 .7K/2W R199 7/1W IC100 LM35DP 1 32 D100 HER155 R201 7 1W D102 HER155 D101 HER155 Z100 1N5928 R203 7/1W D103 FR20 Z101 1N5928 R190 7/1W Q103 MJE13007 R192 7/1W D10 FR20 Q10 MJE5851 R19 7/1W D105 HER155 R196 7/1W D106 HER155 Q105 2SC

28、 029 R198 7/1W D108 HER155 Q106 2SA1553 D107 HER155 R200 7 1W Q107 2SC 029 R202 7 1W Q108 2SA1553 D109 HER155 D111 HER155 R20 7/1W VR1 PTC15V15/250 R206 70/1W D110 HER155 R207 70/1W D112 HER155 R100 10/1W Q 57 MJE13007 R210 2K2/2W Q158 MJE5851 R211 2K2/2W D113 1N 00 C20 330pF R212 510/0 5W D11 1N 00

29、 C205 n7/50V R213 510/0.5W R102 10/1W J100 26- 8-1125 1 2 3 5 6 7 8 9 10 11 12 R21 680/2W J101 26- 8-1125 1 2 3 5 6 7 8 9 10 11 12 R103 51.1/1W/2% R215 680 2W R105 .7/1W Q131 2SC 029 R216 2K2 R106 .7/1W R217 2K2 R220 10K R107 220 R221 10K R108 510 R109 22 Q1 7 IRFP91 0 R222 30K/2W R10 51.1/1W/2% Q1 9 IRFP91 0 Z102 1N5928 R223 30K 2W D118 MR2 02R R110 22 R225 51/1W Z103 1N5928 R111 51/0 5W R22 51/1W D116 MR2 02R R112 51/0.5W D115 MR2 02 D117 MR2 02 C100 0. 7/250V R11 0 R187 10K C102 330PF R113 0 R115 200/2W C101 0. 7/250V R188 10K R116 150/1W C103 330PF R117 150/1W C10 1200pF