Troubleshooting - Radio Shack DX-399 Owner's Manual

Shortwave receiver
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TROUBLESHOOTING
We do not expect you to
have
problems,
but
if
you do,
the
chart be-
low
might help.
If
you
still
have problems after following
the
sugges-
tions
below, take
the
receiver
to
your
local
RadioShack
store
for
assistance.
Problem
Cause
Weak or intermittent
sound.
The primary-power batteries are
weak.
Antenna needs
adjusting.
Metal
is blocking the signal Move
the
receiver
near a
window
when
you use
it
inside a
vehicle
or metal
frame
building.
Frequency needs
fine
tuning.
See
"Fine
Tuning•
on Page
23.
Your receiver is too close
to
a
computer or its
peripheral equip-
ment.
Move
the receiver.
Scan stops when there is
no
dear
This is caused by
birdies.
See
signal.
"Birdies"
on Page
42.
Using an
outdoor antenna might reduce
these signals.
MANUAL
TUNING
and
other front
If
o-w
appears
on
the
display,
the
panel
buttons
do
not
respond.
lock switch is set
to
•O'W
.
Slide
the lock
switch
down.
44

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