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Akai AM-A402 User Manual

Akai AM-A402
45 pages
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Akai AM-A402 Specifications

General IconGeneral
Speaker Load Impedance4 - 16 ohms
Power Output40 Watts per channel (8 ohms)
Input Sensitivity150mV (line)
Signal to Noise Ratio90 dB
OutputSpeaker outputs
Input Impedance47 kOhm

Summary

SAFETY INSTRUCTIONS

Precautions During Servicing

Detailed safety precautions for service personnel, covering part replacement and wiring.

I. SPECIFICATIONS

Specifications for AM-A202 and AM-A102

Technical specifications for AM-A102 and AM-A202 stereo integrated amplifiers.

Specifications for AM-A402 and AM-A302

Technical specifications for AM-A302 and AM-A402 stereo integrated amplifiers.

II. DISMANTLING OF UNIT

III. CONTROLS

III. CONTROLS (continued)

VI. PARTS LIST

Safety Critical Components Warning

Highlights safety critical components and the necessity of using recommended replacement parts.

RECOMMENDED SPARE PARTS LIST

SCHEMATIC DIAGRAMS AND PC BOARDS

Block Diagrams (Models AM-A102, AM-A202)

High-level functional block diagram for AM-A102 and AM-A202 models.

Block Diagrams (Models AM-A302, AM-A402)

High-level functional block diagram for AM-A302 and AM-A402 models.

BLOCK DIAGRAMS (AM-A102/202)

Pin Jack PCB Block Diagram

Functional block diagram of the Pin Jack PCB for AM-A102/202.

BLOCK DIAGRAMS (AM-A302/402)

Equalizer PCB Block Diagram

Functional block diagram of the Equalizer PCB for AM-A302/402.

Function PCB Block Diagram

Functional block diagram of the Function PCB for AM-A302/402.

Control PCB Block Diagram

Functional block diagram of the Control PCB for AM-A302/402.

Main PCB Block Diagram

Functional block diagram of the Main PCB for AM-A302/402.

PCB SCHEMATICS

PCB SCHEMATICS (continued)

Pin Jack PCB Schematic

Detailed circuit schematic for the Pin Jack PCB.

Power SW PCB Schematic

Detailed circuit schematic for the Power Switch PCB.

Function PCB Schematic

Detailed circuit schematic for the Function PCB.

Filter PCB Schematic

Detailed circuit schematic for the Filter PCB.

Control PCB Schematic

Detailed circuit schematic for the Control PCB.

IC BLOCK DIAGRAMS

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