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Fisher RS-2010 - Troubleshooting Guide; Troubleshooting Power and Sound Issues; Troubleshooting Hum and Reception

Fisher RS-2010
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TROUBLE-SHOOTING
GUIDE
If
you
have
followed
the
instructions
in
the
INSTALLING
and
OPERATING
sections,
and
have
trouble
operating
your
system,
locate
the
SYMPTOM
in
the
left
column
below.
Check
the
corresponding
POSSIBLE
CAUSE
and
CORRECTIVE
ACTION
columns
to
locate
and
remedy
the
problem.
SYMPTOM
POSSIBLE
CAUSE
CORRECTIVE
ACTION
POWER
switched
ON
but-
no
sound
and
no
light
on
Dial
Scale.
Faulty
AC
power
plug
con¬
nection
to
wall
outlet.
Examine
plug.
Old
wall-outlets
sometimes
cause
power
loss.
Plug
must
fit
snugly
in
outlet.
Receiver’s
POWER
FUSE
blown.
Replace
receiver’s
POWER
FUSE
according
to
directions
in
the
MAINTENANCE
section.
Dial
Scale
lit
but
no
sound
(or
very
weak
sound)
from
FM,
AM,
and
PHONO.
TAPE
MONITOR
button
pressed
in.
Relese
TAPE
MONITOR
button.
NOTE:
Turn
VOLUME
control
down
to
avoid
damage
to
your
loudspeakers.
SPEAKERS
switch
set
to
PHONES.
Reset
SPEAKERS
switch
to
A
or
B
or
C
or
A+B.
(See
No.
11
on
page
4)
Sound
from
one
speaker
only.
BALANCE
control
turned
all
the
way
to
one
side.
Reset
BALANCE
control
to
center
position.
Speaker
wired
incorrectly.
Check
connections
of
speaker
cables
in
the
rear
of
the
receiver
and
at
the
terminals
on
the
back
of
each
speaker.
Check
to
see
that
no
strands
of
wire
connected
to
terminals
on
the
receiver
or
speaker
touch
the
chassis
or
any
other
terminal.
Be
sure
wires
are
firmly
secured
to
each
terminal.
PHONO
has
loud
hum
with
normal,
little,
or
no
audio.
FM
and
AM
are
OK.
Faulty
connection
between
record
player
and
receiver.
Check
and
crimp
outside
(shell)
of
phono
cable
plugs.
Loud
howling
sound
when
recording
with
microphone
on
tape
recorder.
TAPE
MONITOR
button
pressed
in.
Release
TAPE
MONITOR
button.
Press
in
TAPE
MONITOR
button
only
during
playback
from
the
recorder,
or
while
monitoring
from
3-head
tape
deck.
Poor
FM
reception.
No
antenna
connected.
Connect
an
FM
antenna
to
the
FM
ANT.
termi¬
nals
at
the
rear
of
the
receiver.
Refer
to
the
INSTALLING
illustration
and
the
ANTENNAS
section.
Shorted
or
faulty
connec¬
tions)
between
FM
antenna
and
receiver.
Check
connections
of
FM
antenna
leads
at
the
rear
of
the
receiver.
Antenna
not
oriented
for
best
reception.
Change
position
of
(or
rotate)
antenna.
Refer
to
the
ANTENNAS
section.
No
FM
STEREO
stations
received.
MONO
MODE
button
pressed
in.
Release
MONO
MODE
button.
5

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