Akai AA-R22/L User Manual

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MODEL AA-R22/L
MODEL AA-R32/L
MODEL AA-R42

Akai AA-R22/L Specifications

General

Brand	Akai
Model	AA-R22/L
Category	Stereo Receiver
Language	English

Summary

SECTION 1 CIRCUIT OPERATION DESCRIPTION

I. OUTLINE OF AA-R SERIES SYSTEM

Overview of the AA-R series system architecture and control.

II. OPERATION OF AMPLIFIER SECTION CONTROL

Details the operation of the amplifier section controlled by the AA-100 IC.

III. OPERATION OF TUNER SECTION CONTROL

Explains the tuner section control operations managed by the AT-600 IC.

IV. AKAI ZERO DRIVE CIRCUIT (AA-R42/R32)

Describes the AKAI Zero Drive circuit for distortion correction.

V. DUAL-POLE DC SERVO (AA-R42/R32/R22)

Explains the Dual-Pole DC Servo circuit for amplifier characteristic improvement.

SECTION 2 SERVICE MANUAL MODEL AA-R22/L

I. SPECIFICATIONS

Lists detailed technical specifications for the AA-R22/L stereo receiver.

II. DISMANTLING OF UNIT

Provides step-by-step instructions for disassembling the unit.

III. CONTROLS

Identifies and describes the front panel controls of the receiver.

IV. PRINCIPAL PARTS LOCATION

Shows the location of key components on the unit's PCBs.

V. CONVERSION

Explains voltage conversion and selector functions like FM de-emphasis.

VI. ADJUSTMENTS

Details procedures for clock frequency and tuner adjustments.

VII. CLASSIFICATION OF VARIOUS P.C BOARDS

Lists titles and identification numbers for all PC boards.

SECTION 3 SERVICE MANUAL MODEL AA-R32/L, AA-R42

I. SPECIFICATIONS

Lists detailed technical specifications for the AA-R32/L stereo receiver.

II. DISMANTLING OF UNIT

Provides step-by-step instructions for disassembling the unit.

III. CONTROLS

Identifies and describes the front panel controls of the receiver.

IV. PRINCIPAL PARTS LOCATION

Shows the location of major components on the unit's PCBs.

V. CONVERSION

Explains voltage conversion and selector functions like FM de-emphasis.

VI. ADJUSTMENTS

Details procedures for clock frequency and tuner adjustments.

VII. CLASSIFICATION OF VARIOUS P.C BOARDS

Lists titles and identification numbers for all PC boards.

SECTION 4 PARTS LIST

MODEL AA-R22/L

Lists recommended spare parts for the AA-R22/L stereo receiver.

MODEL AA-R32/L

Lists recommended spare parts for the AA-R32/L stereo receiver.

MODEL AA-R42

Lists recommended spare parts for the AA-R42 stereo receiver.

SECTION 5 SCHEMATIC DIAGRAM

1. SCHEMATIC DIAGRAM OF ICs

Provides schematic diagrams for various integrated circuits used in the unit.

2. AA-R22/L NO. 3-1 821026A CONNECTION DIAGRAM

Shows the connection diagram for the AA-R22/L receiver.

3. AA-R22 TUNER NO. 3-2 821027A SCHEMATIC DIAGRAM

Presents the schematic diagram for the AA-R22 tuner section.

4. AA-R22L TUNER NO. 3-3 821028A SCHEMATIC DIAGRAM

Presents the schematic diagram for the AA-R22L tuner section.

5. AA-R32/L NO. 4-1 821029A CONNECTION DIAGRAM

Shows the connection diagram for the AA-R32/L receiver.

6. AA-R32/L AMP NO. 4-2 821030A SCHEMATIC DIAGRAM

Presents the schematic diagram for the AA-R32/L amplifier section.

7. AA-R32 TUNER NO. 4-3 821031A SCHEMATIC DIAGRAM

Presents the schematic diagram for the AA-R32 tuner section.

9. AA-R42 NO. 3-1 821034A CONNECTION DIAGRAM

Shows the connection diagram for the AA-R42 receiver.

10. AA-R42 AMP NO. 3-2 821035A SCHEMATIC DIAGRAM

Presents the schematic diagram for the AA-R42 amplifier section.

11. AA-R42 NO. 3-3 821036A SCHEMATIC DIAGRAM

Presents the schematic diagram for the AA-R42 tuner section.