Panasonic SC-CH64M - Troubleshooting Guide; Common System Problems and Solutions; FM Broadcast Reception Issues

Troubleshooting
guide
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.
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or if
the remedies
indicated
in th
e chart
do
not solve
the
problem,
reter
to the
directory
of
Authorized
Service
Centers
{enclosed
with
this unit)
to locate
a
convenient
service
center,
or
consult
your
dealer
for instructions.
Problem
Probable
cause(s)
Suggested
remedy
Reference
page(s)
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.
11, 13,
24
The
location
of the
various
musical
instruments
is not
well defined.
The
(+)
and
(-) connections
to one
of the
speakers
are
reversed.
Connect
the speaker
cord correctly.
6
The left
and right
sounds
are
reversed.
The
left and
right connections
to the
speaker
are
reversed.
Connect
the
speaker
cords
correctly.
6
When listening
to the
external
unit,
the left
and
right
sounds
are reversed.
The left
and right
connections
to the
external
unit
are reversed.
Connect
the external
unit's
cord
correctly.
7
Only one
speaker
is
emitting
sound.
One
of the
wires of the
speaker
cord is
disconnected.
Connect
the
speaker
cord correctly.
6
There
is no
sound when
a
source
is being
played.
The
(+)
and
(-) wire
of the speaker
cords
are
shorted.
Switch
the system
to
the
standby
mode,
and
reconnect
the speaker
cords
so
that
Ihey are
not shorted.
Then
switch
on the
power.
6
"ERROR"
message
appears
on the display.
Wrong operation
has
been done.
Operate
the unit
correctly
by following
the
operating
instructions.
While
listening
to FM
broadcasts
There Is
a "rushing
noise"
during
a
stereo
broadcast
which
is not
audible
during
a monaural
broadcast.
The
transmitting
station
is a long
distance
away.
If
you
are using
an indoor
antenna,
change
to
an
outdoor
antenna.
7
You
hear
excessive
noise
during
a stereo
broadcast,
and occasionally
the sound
disappears.
The
installation
location
and orientation
of
the antenna
are
unsuitable.
The stereo
indicator
flickers
and does
not light
completely.
The transmitting
station
is a long
distance
away.
The
power
of the TV
set or VCR
is ON.
Try
switching
off the
TV set
or VCR.
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).]
Use
a high-grade
outdoor
antenna,
and
install it in
a good location,
height,
and
orientation
for
reception.
7
While
listening
to MW/LW
(AM)
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
further 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.
42