Troubleshooting; Returning Controls To Factory Defaults - Optimus STAV-3580 Owner's Manual

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
Power does not turn on.
The receiver does not respond to
button presses.
No sound.
No picture when you select a video
source.
High noise level.
Tuning does not automatically stop
when searching for FM stations.
Cannot make copies of video
tapes.
Remote does not control cassette
deck or CD player.
Returning Controls to
Factory Defaults
Cause
• Power cord is disconnected.
• Protection circuit is activated.
• Static discharge has affected con-
trol.
• Incorrect connections.
• The mute function is activated.
• The volume is turned down.
• Speaker wires are disconnected.
• Neither set of speakers is selected.
• The selected video source is not set
correctly.
• Incorrect connections.
• Station not correctly tuned.
• Antenna not connected.
• FM antenna still coiled or is not
pointing in the correct direction.
• AM loop antenna not pointing in the
correct direction.
• Noise is coming from another elec-
trical appliance.
• Stations are too weak.
• Tapes are protected by a copy
restriction method.
• Video connections are incorrect.
• Cassette deck or CD player not
compatible.
• Control cable is not plugged in.
• Audio cables are not plugged in.
Press to return the controls to the following settings.
RETURN
Tape 2 Monitor
Source
Speakers A
Band
Surround Mode
Muting
Super Bass
• Plug in the power cord.
• Unplug the power cord, then plug it in
again.
• Unplug the power cord, then plug it in
again. (If static electricity is a problem, try
to use the remote control as much as pos-
sible.)
• Check and correct the connections.
• Press
MUTING
• Turn up the volume.
• Connect the speaker wires.
• Press in
SPEAKERS A
• Correct the problem with the selected
video source.
• Correct the connections.
• Tune to a stronger station.
• Connect the antenna.
• Stretch both ends of the antenna taut and
reposition the antenna.
• Adjust the AM loop antenna.
• Try using an AC line noise filter to reduce
the noise.
• Use a better antenna.
• You cannot make a good copy.
• Check and correct the connections.
• This feature only works with Optimus Pro-
fessional Series components.
• Properly connect the control cable.
• Properly connect the audio cables.
Off
TUNER
On
FM or AM (Set to the last-tuned frequency. If the receiver
cannot receive the frequency, it starts searching for the
next strong station.)
Off
Off
Off
Solution
.
or .
B
25