Crest-3301-pwr-sch维修电路图 手册.pdf
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Crest-3301-pwr-sch维修电路图 手册.pdf
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 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 + 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 Florence 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 100/25V 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 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 5K/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 26-48-1035 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 RadioFans.CN