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Troubleshooting
Guide
Before requeeting
service
for
tt^is
unit,
clieck
the
cliart
below
for
a
possibie
cause
of
tlie
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 Sen/ice Centers {enclosed
with
this unit)
to
locate
a convenient
service center, or consult
your dealer
for
instructions.
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.
The
location of the
varloua
musical Instruments
Is
not
well 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
speakers
are
reversed.
Connect
the
speaker
cords
correctly.
When
listening to
the
external
unit,
the
left
and
right
sounds
are revsrssd.
The
left
and
right
connections
to
the external
unit
are reversed.
Connect
the external
unit's
cord
correctly.
A
low-frequency
hum
Is
heard during
play.
Power
cable
or fluorescent
light
is
near a
connecting
cord.
Keep
electrical
appliances
well
away
from
the
connecting
conjs.
Try unplugging
the
power
cable
and
re'connecting
it
with
its
polarities
reversed.
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
whan
a
source
Is
being
played.
The
(+)
and
(-)
wire of the
speaker
cords are
shorted.
Switch the
system
to
the
standby
mode, and
reconnect
the sp9al<er
cords so
that
they are
not
shorted.
Then
switch
on
the power.
"ERROR"
msssags
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 audlbls during
a
monaural
broadcast.
The
transmitting
station
is
a
long distance
away.
If
you
are using
an
indoor antenna,
change
to
an
outdoor antenna.
You
hear excssslvs noise
during a atareo broadcast,
and
oecoalonally the
sound
disappears.
The
Installation
location
and
orientation of
the
antenna
are
unsuitable.
"STEREO"
Indicator
fllckars
and doss
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
la
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.
While
listening to
MW/SW
(For China, Australia
and
New
Zealand:
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.
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