Panasonic SC-CH350 User Manual download pdf (Page 62)

Before requesting service for this unit, check the chart below for a possible cause of the problem you are experiencing. Some simple checks or a

minor adjustment on your part may eliminate the problem and restore proper operation.

If you are in doubt about some of the check points, or if the remedies indicated in the chart do not solve the problem, refer to the directory of

Authorized Service Centers (enclosed with this unit) to locate a convenient service center, or consult your dealer for instructions.

Troubleshooting Guide

Problem

Probable cause(s)

Suggested remedy

Problems common to all systems

There is no sound when the

power is ON.

Volume is set too low.

Adjust the volume level with the volume control on

the amplifier.

The iocatlon of the various

musical instruments is not

weil defined.

The (+) and (-) connections to one of the

speakers are reversed.

Connect the speaker cord correctly.

The left and right sounds

are reversed.

The left and right connections to the speaker are

reversed.

Connect the speaker cord correctly.

Only one speaker is

emitting sound.

One of the wires of the speaker cord is

disconnected.

Connect the speaker cord correctly.

There is no sound when a

source is being played.

The (+) and (-) wires of the speaker cords are

shorted.

Switch the system to the standby mode, reconnect

the speaker cords so that they are not shorted.

Then switch on the power.

There is a low-frequency

hum when a source is

being played.

A power cord or a fluorescent light is located near

a connecting cord.

Keep electrical appliances well away from the

connecting cords.

The ERROR indicator

appears on the display for

about 1 second.

The wrong operation has just taken place.

Perform the correct operation of the present step

again.

While listening to FM broadcasts

There is a “rushing” noise

during a stereo broadcast

which is not audible during

a monaural broadcast.

Noise is more likely to appear on a stereo signal

than on a monaural signal.

You hear excessive noise

during a stereo broadcast,

and occasionally the sound

disappears.

The installation location and orientation of the

antenna are unsuitable.

The transmitting station is a long distance away.

The stereo indicator of the

tuner flickers and does not

light completely.

The sound during a stereo

broadcast is highly

distorted.

There is a building or mountain nearby. [Distortion

is caused by interference between the signal from

the transmitting station (direct wave) and the

signal reflected from the building or mountain

(reflected wave).]

• If you are using an indoor antenna, change to an

outdoor antenna.

• If you are using a special outdoor antenna, try

changing the installation location, height, and

orientation.

•Try switching off the television or VCR.

•Press the FM mode button to change the reception

from stereo to monaural mode.

While listening to MW/LW broadcasts

You hear an unusual beat

sound.

You are using the system at the same time you

are playing a TV set.

Switch off the TV set, or use the system farther away

from it.

You hear a low-frequency

hum.

The antenna wire is near the power cord. Separate the antenna wire from the power cord.

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Panasonic SC-CH350 User Manual Page 62

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