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Yamaha AX-500 Service Manual

Yamaha AX-500
27 pages
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Yamaha AX-500 Specifications

General IconGeneral
Frequency Response20Hz to 20kHz
Signal to Noise Ratio110dB (line)
Input Sensitivity150mV (line)
Dimensions435 x 151 x 400mm
Channel Separation60dB (1kHz)
Speaker Load Impedance4-16 ohms

Summary

To Service Personnel

Front Panel Layouts

U.S.A. & Canadian Models Front Panel

Front panel layout illustration for U.S.A. and Canadian models.

British Model Front Panel

Front panel layout illustration for the British model.

European, Australian & Other Models Front Panel

Front panel layout illustration for European, Australian, and other models.

Rear Panel Layouts

U.S.A. & Canadian Models Rear Panel

Rear panel layout illustration for U.S.A. and Canadian models.

Australian & British Models Rear Panel

Rear panel layout illustration for Australian and British models.

European Model Rear Panel

Rear panel layout illustration for the European model.

Other Model Rear Panel

Rear panel layout illustration for other models.

Specifications

Internal View Component Identification

Power Transformer Identification

Identification of the power transformer component.

Main Circuit Board (6) Identification

Identification of Main Circuit Board (6).

Bridge Diode Identification

Identification of the Bridge Diode component.

Electrolytic Capacitor Identification

Identification of the electrolytic capacitor component.

Main Circuit Board (1) Identification

Identification of Main Circuit Board (1).

Main Circuit Board (3) Identification

Identification of Main Circuit Board (3).

Main Circuit Board (4) Identification

Identification of Main Circuit Board (4).

Fuse Identification

Identification of the fuse component.

Power Switch Identification

Identification of the power switch component.

Main Circuit Board (5) Identification

Identification of Main Circuit Board (5).

Main Circuit Board (2) Identification

Identification of Main Circuit Board (2).

Block Diagram Overview

Disassembly Procedures

Top Cover Removal

Procedure to remove the top cover of the unit.

Bottom Cover Removal

Procedure to remove the bottom cover of the unit.

Front Panel Removal

Procedure to remove the front panel of the unit.

Adjustments

Idling Current Adjustment

Procedure for adjusting the idling current of the unit.

Printed Circuit Board Diagrams - Part 1

Main Circuit Board (1) Layout

Component layout diagram for Main Circuit Board (1).

Main Circuit Board (2) Layout

Component layout diagram for Main Circuit Board (2).

Main Circuit Board (9) Layout

Component layout diagram for Main Circuit Board (9).

Printed Circuit Board Diagrams - Part 2

Main Circuit Board (8) Layout

Component layout diagram for Main Circuit Board (8).

Main Circuit Board (7) Layout

Component layout diagram for Main Circuit Board (7).

Main Circuit Board (5) Layout

Component layout diagram for Main Circuit Board (5).

Wiring Diagrams

Wiring Diagram for Main Board (5)

Wiring diagram details for Main Circuit Board (5).

Wiring Diagram for Main Board (3)

Wiring diagram details for Main Circuit Board (3).

Wiring Diagram for Main Board (1)

Wiring diagram details for Main Circuit Board (1).

Wiring Diagram for Main Board (7)

Wiring diagram details for Main Circuit Board (7).

Wiring Diagram for Main Board (8)

Wiring diagram details for Main Circuit Board (8).

U.C Model Wiring

Wiring specific to the U.C model.

Schematic Diagram

Parts List

Electrical Parts List

List of electrical components including part numbers and specifications.

Exploded View

Exploded View Component Identification

Diagram showing the physical assembly and identification of components.

Mechanism Parts List

Mechanism Part Details

List of mechanical components including part numbers and specifications.

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