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Kenwood KC-207 User Manual

Kenwood KC-207
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STEREO
CONTROL
AMPLIFIER
KC-207
REMOTE
CONTROL
UNIT
RC-70/RC-70E/RC-70X
INSTRUCTION
MANUAL
KENWOOD
©PRINTED
IN
JAPAN
B50-8707-00(K,P,U,UE,M,X}7)
88/2
1110987654321
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
tradi-
tion
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
listening
pleasure
will
be
enhanced
right
from
the
start.
You
will
notice
that
in
all
aspects
of
planning,
engineer-
ing,
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
KC-207
Serial
Number
Unpacking
Unpack
the
unit
carefully
and
make
sure
that
all
accessories
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
im-
mediately.
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
Accessories
the
carrier
for
shipping
damage.
©
Remote
control
unit
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We
recommend
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and
pack-
©
Battery
(SUM-3,
AA”
or
RO")
o.oo.
2
ing
materials
for
use
should
you
transport
or
ship
the
unit
in
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Caution
:
Read
the
following
pages
marked
in
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carefully
to
keep
your
safety.
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applying
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Important
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In
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System
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7-8
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Controls
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Question and Answer IconNeed help?

Do you have a question about the Kenwood KC-207 and is the answer not in the manual?

Kenwood KC-207 Specifications

Performance IconPerformance
input sensitivity2.5 mV, 47 kohms
maximum input voltage for phono130 mV (RMS)
signal to noise ratio103 dB
Frequency Response IconFrequency Response
phono frequency responseRIAA Standard Curve +0.3 dB (20 Hz - 20 kHz)
line speaker frequency response10 Hz - 70 kHz (—3 dB)
total harmonic distortion0.004% at Rated Output
General Specifications IconGeneral Specifications
power consumption15 W
dimensionsW 420 mm, H 80 mm, D 272 mm
weight3.0 kg

Summary

Introduction and Initial Setup

Introduction to the KC-207

Welcome and overview of the KENWOOD KC-207 stereo control amplifier.

For Your Records

Space to record model and serial numbers for service and warranty information.

Unpacking Instructions

Guidance on carefully unpacking the unit and checking for shipping damage.

Pre-Operation Safety Checks

Important Initial Information

Crucial initial information regarding unit operation and safety.

AC Voltage Selection

Details on setting the AC voltage selector switch for correct operation.

General Safety Precautions

Essential safety guidelines to prevent hazards during operation.

Important Safeguards

Power Sources and Cord Protection

Guidelines for connecting to power supply and protecting power cords.

Grounding, Ventilation, and Moisture

Precautions for grounding, proper ventilation, and avoiding water exposure.

Temperature and Heat Considerations

Advice on operating temperature and placement away from heat sources.

Electric Shock and Enclosure Safety

Warnings to prevent electric shock and against removing the unit's enclosure.

AC Outlet Usage

Information on using the unit's AC outlets for other equipment.

Additional Safety and Maintenance

Magnetic Fields and Cleaning

Advice on keeping units away from magnetic fields and cleaning instructions.

Nonuse Periods and Abnormal Conditions

Recommendations for long-term storage and actions for abnormal smells.

Servicing and Damage Assessment

Conditions requiring service and guidelines for user servicing.

Antenna Grounding and Power Lines

Guidance on antenna grounding for protection and avoiding power lines.

System Connections Overview

Turntable and Tuner Connections

How to connect a turntable and FM/AM tuner to the system.

Tape Deck and CD Player Connections

Connecting tape decks and CD players to the control amplifier.

Amplifier and Video Connections

Connecting the power amplifier and video cassette recorder.

Additional Component and Speaker Connections

Connecting secondary audio gear and main/sub speakers.

Detailed Component Wiring

Connecting Power Amplifier and Turntable

Wiring instructions for power amplifier, turntable, and ground connection.

Connecting CD Player, Tuner, and VCR

Steps for connecting CD players, tuners, and video cassette recorders.

Connecting Other Audio Devices and Tape Decks

Instructions for connecting other audio sources and tape decks.

Playback, Recording, and AC Outlet Usage

Guidance on playback, recording, second tape deck, and AC outlet use.

System Control and Operation

System Control Connection

How to connect components using the system control cord for synchronized operation.

Automatic Play and Synchro Recording

Operating components automatically and performing synchronized recording.

Remote Control Operation of System

How to operate the connected system using the remote control.

Front Panel Controls and Indicators

Power and Remote Control Sensor

Function of the power switch and location of the remote control sensor.

Input Selector Switches

How to select program sources for listening.

Balance and Volume Controls

Adjusting the sound balance between channels and overall volume.

Loudness, CD Direct, and EQ Controls

Using the loudness, CD direct, and equalizer recall/store functions.

Graphic Equalizer and Display Functions

Graphic Equalizer Control Keys

Adjusting the sound frequency response using the equalizer control keys.

Display Window and Modes

Understanding the display window for equalizer and spectrum analyzer modes.

Display Switch and EQ On/Defeat

Selecting display modes and activating/bypassing the graphic equalizer.

EQ Record Switch

Enabling the recording of equalized sound onto tape deck 1.

Operating Procedures

Listening to Program Sources

Step-by-step guide for selecting and listening to audio sources.

Recording Program Sources

How to record audio from various sources onto tape decks.

Tape-to-Tape Dubbing

Instructions for copying audio from one tape deck to another.

Storing and Recalling Equalizer Settings

How to Store Graphic Equalizer Patterns

Guide to saving custom equalizer settings for instant recall.

Display Window Operation

Understanding the display for equalizer and spectrum analyzer modes.

Understanding Sound Equalization Bands

Super Bass and Bass Range Adjustment

Adjusting low frequencies (60 Hz, 150 Hz) for bass impact and resonance.

Mid-Bass and Mid Range Adjustment

Adjusting mid-frequencies (400 Hz, 1 kHz, 2.4 kHz) for richness and presence.

High and Super High Range Adjustment

Adjusting high frequencies (6 kHz, 15 kHz) for detail and clarity.

Remote Control Unit Introduction

Remote Control Notes and Power Status

Important notes on remote control operation and system power standby.

Usable Range of Remote Control

Defines the effective range and angles for remote control operation.

Installing Remote Control Batteries

Step-by-step guide for inserting batteries into the remote control unit.

Remote Control Functions Explained

Graphic Equalizer and 10-Key Functions

Using the remote for equalizer patterns and direct 10-key input.

10-Key Mode Switch Operation

Details on 10-key direct input for tuner and CD player.

Remote Operation of Various Components

Disc Select and Tuner Operations

Controlling CD disc selection and tuner functions via remote.

CD Player and Cassette Deck Controls

Operating CD player and cassette deck functions with the remote.

Remote Input Selector Keys

Using remote control to select input sources on the amplifier.

Remote Control and Amplifier Key Functions

Power Switch and TV Functions

Controlling system power and TV functions using the remote.

Amplifier and Turntable Remote Operation

Operating amplifier volume and turntable functions via remote.

Auto Function and Muting

Using auto function for source switching and the muting feature.

Troubleshooting Common Issues

Control Amplifier Sound Issues

Solutions for no sound or imbalanced sound from the control amplifier.

PHONO Playback Problems

Resolving issues like no sound or hum during turntable playback.

Remote Control and Volume Troubleshooting

Fixing remote control malfunctions and volume level issues.

Technical Specifications

Performance Specifications

Key performance metrics including input sensitivity and signal-to-noise ratio.

General Specifications

Details on power consumption, dimensions, and weight.

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