Kenwood KA-57 User Manual

STEREO INTEGRATED AMPLIFIER
KA-87/KA-57
INSTRUCTION MANUAL
Introduction
Your choice of this product indicates that you are a
devotee to excellence in sound reproduction.
We appreciate your patronage and take pride in the
long tradition of quality components, that our company
represents.
So that you can get the most out of your unit, we
suggest that you take the time to read through this
manual before you hook up and operate your system.
This will acquaint you with operating features, and
system-connection considerations, so that your listen-
ing pleasure will be enhanced right from the start. You
will notice that in all aspects of planning, engineering,
styling, operating convenience and adaptability, we
have sought to anticipate your needs and desires.
Keep this manual handy for future reference.
For your records
Record the serial number, found on the back of the
unit, in the spaces designated on the warranty card,
and in the space provided below. Refer to the model
and serial numbers whenever you call upon your dealer
for information or service on this product.
Model Serial Number
Unpacking
Unpack the unit carefully and make sure that all ac-
cessories are put aside so they will not be lost.
Examine the unit for any possibility of shipping
damage. If your unit is damaged or fails to operate,
notify your dealer immediately. If your unit was shipped
to you directly, notify the shipping company without
delay. Only the consignee (the person or company
receiving the unit) can file a claim against the carrier for
shipping damage.
We recommend that you retain the original carton and
packing materials for use should you transport or ship
the unit in the future.
KENWOOD
©PRINTED
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89/12 11098 8
7654321 88121109876
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Contents
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Specifications

Kenwood KA-57 Specifications

General

Brand	Kenwood
Model	KA-57
Category	Amplifier
Language	English

Summary

Before Applying Power

AC Voltage Selection

Ensure the rear panel AC voltage selector matches your line voltage.

Safety Precautions

General Electrical Safety

Warnings to prevent fire or electric shock by avoiding rain, moisture, and improper use.

Important Safeguards

Operational Safety Guidelines

Key safety rules for power sources, ventilation, temperature, water, cleaning, and preventing electric shock.

System Connections

Speaker Connections

Controls, Indicators and Connectors

Front Panel Controls

Input and Monitoring Controls

Troubleshooting

In Case of Difficulty

A table listing common problems, their causes, and remedies for playback and recording issues.