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Kenwood KA-501 Service Manual

Kenwood KA-501
16 pages
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Kenwood KA-501 Specifications

General IconGeneral
Damping factor50
Total Harmonic Distortion0.03%
Input Sensitivity150mV (line)
Signal-to-Noise Ratio100dB (line)
Speaker load impedance8 ohms

Summary

Internal View and Diagrams

Internal View

Visual inspection of internal components and their arrangement within the amplifier.

Block and Level Diagram

Schematic representation of signal flow and level changes through amplifier stages.

Disassembly for Repair

How to Remove Control PCB and P Meter

Step-by-step guide for detaching the control circuit board and power meter.

How to Remove Preamp PCB Assembly

Instructions for safely removing the preamplifier circuit board from the unit.

How to Remove Metal Cabinet

Procedure for disassembling the outer metal casing of the amplifier.

Adjustment and Calibration

Power Meter Level Adjustment

Procedure to calibrate the power meter output to indicate 10W at 8.9V.

Semiconductor Substitutions

Component Substitutions by Board

Lists equivalent replacement parts for semiconductors on different circuit boards.

Exploded View and Parts Identification

Exploded View Diagram

Illustrates the amplifier's components and their assembly order with reference numbers.

Printed Circuit Boards

Preamp PCB Component Layout

Component placement diagram for the preamplifier circuit board.

Control PCB Component Layout

Component placement diagram for the control circuit board.

Power Amplifier Circuit Board

Power Amp PCB Component Layout

Component placement diagram for the power amplifier circuit board.

Specifications

Technical Specifications

Detailed performance characteristics and electrical parameters of the amplifier.

Parts List

Component Part Numbers

Comprehensive catalog of replacement parts with their corresponding numbers and descriptions.

Parts List Usage and Abbreviations

Guide to understanding part references, abbreviations for components, and shipping regions.

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