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Troubleshooting
If the receiver is not working as it should, the following suggestions might help. If you follow the suggestions in this chart and
the receiver still does not work properly, contact your local RadioShack store for assistance.
Problem Cause Suggestion
Power does not turn on. Power cord is disconnected. Plug in the power cord.
Protection circuit is activated. Unplug the power cord, then plug it in again.
The receiver does not respond
to button presses.
Static discharge has affected the re-
ceiver.
Unplug the power cord, then plug it in again. (If
static electricity is a problem, use the remote control
as much as possible.)
No sound. Incorrect connections. Check and correct the connections.
The mute function is activated. Press
MUTING
.
The volume is turned down. Turn up the volume.
Speaker wires are disconnected. Connect the speaker wires.
Speakers are turned off. Press
SPEAKER
so SP A appears on the display.
TAPE 2 function is engaged. Press
TAPE 2
so TAPE 2 clears from the display.
No picture when you select a
video source.
The selected video source is not set
correctly.
Correct the problem with the selected video source.
Incorrect connections. Check and correct the connections.
High noise level. Station not correctly tuned. Adjust tuning.
Antenna not connected. Connect the antenna.
FM antenna still coiled or is not
pointing in the correct direction.
Stretch both ends of the antenna taut and reposition
the antenna.
AM loop antenna not pointing in the
correct direction.
Adjust the AM loop antenna.
Noise is coming from another electri-
cal appliance.
Try using an AC line noise filter to reduce the noise.
Automatic tuning does not stop
when searching for stations.
Stations are too weak. Use a better antenna.
Cannot make copies of video
tapes.
Tapes are protected by a copy pro-
tection method.
You cannot make a good copy.
Video connections are incorrect. Check and correct the connections.
Remote control does not work. Remote is set to other device. Press the
CONTROL MODE
button for the device to
control.
Code is not correctly set. Try re-programming the remote control.
Batteries are weak. Replace the batteries.
Remote does not control cas-
sette deck or CD player.
Cassette deck or CD player is not
compatible.
The feature only works with Optimus Professional
Series components.
Control cable is not plugged in. Properly connect the control cable.
Audio cables are not plugged in. Properly connect the audio cables.