Akai ACA-2624 Service Manual Download Page 1

SERVICE MANUAL

ACA-2624

POWER  AMPLIFIER

Summary of Contents for ACA-2624

Page 1: ...SERVICE MANUAL ACA 2624 POWER AMPLIFIER...

Page 2: ...TOTECT MUTE CONTROL TRANS REGULATOR POWER REGULATOR IC01 POWER CONTROL RL IN RR IN VR301B VR301A IC301A IC301B 2 1 POWER AMP T451 T457 T458 T461 T462 T465 IC102A IC103A IC103B POWER AMP SW101B FL OUT...

Page 3: ...161 1K R156 1K R167 100 R164 100 T154 5401 T153 5401 T151 5551 T152 5551 T156 5551 T155 5401 C161 47 C C159 47 C R166 1K8 R165 4K7 T157 2N5551 T159 2SA1013 T158 2SC2383 R168 220 R170 0 12 3W T161 OPEN...

Page 4: ...73 C T06 9014C T08 9014C R21 4K7 R19 4K7 R44 10K R16 51KF R18 4K7 R20 10K D04 1N4004 L02 CL 310 8T 1 8uH C35 OPEN C52 104 C C51 104 C C50 104 C D17 1N5404 12V REM GND P01 JSZ3 06C 15A T15 OPEN T16 FQP...

Page 5: ...PA4 4 PCB X060210...

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Page 9: ...ELE 4 7U 50V CAPACITOR C309 MAL 0 1U 100V CAPACITOR C152 CER 1000P 100V CAPACITOR C31 CER 0 1U 50V CAPACITOR C153 ELE 10U 25V CAPACITOR C32 CER 0 1U 50V CAPACITOR C154 ELE 10U 25V CAPACITOR C350 ELE 4...

Page 10: ...W RESISTOR D251 1N4148 GE DIODE R16 CAR 51K 1 4W 1 RESISTOR D351 1N4148 GE DIODE R160 CAR 100 1 4W RESISTOR D451 1N4148 GE DIODE R161 CAR 1K 1 4W RESISTOR F01 BXS 03A FUSE HOLDER GOLD PLATED R162 CAR...

Page 11: ...OR R265 CAR 4 7K 1 4W RESISTOR R376 CAR 56K 1 4W RESISTOR R266 CAR 1 8K 1 4W RESISTOR R377 CAR 680 2W RESISTOR R267 CAR 100 1 4W RESISTOR R378 CAR 4 7 1 2W RESISTOR R268 CAR 220 1 4W RESISTOR R39 CAR...

Page 12: ...TO 92 E B C T453 2N5401 TRANSISTOR TO 92 E B C T03 9014C TRANSISTOR TO 92 E B C T454 2N5401 TRANSISTOR TO 92 E B C T04 2N5401 TRANSISTOR TO 92 E B C T455 2N5401 TRANSISTOR TO 92 E B C T05 9014C TRANS...

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Page 14: ...7 CH3 65 52 CH4 65 46 CH1 89 45 CH2 88 03 Rear L R CH3 89 00 CH4 89 54 W Product specification CH1 47 38 CH2 47 71 CH3 44 52 CH3 66 01 CH4 68 47 Normal Output power 2 Rated Distortion 0 7 Front L R W...

Page 15: ...CH1 CH2 contra phase CH3 CH4 contra phase 10 Gain difference between channels Volume output max max decrese 46dB dB 3 1 5 9 Phase between channels In phase Work normally Not self excitation and parasi...

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