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 Radio Shack store for assistance.

Problem

 

Cause

 

Solution

 

 

 

 

 

 

 

 

 

 

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.

 

 

 

 

 

 

Static discharge has affected control.

Unplug the power cord, then plug it in

The receiver does not respond to

 

 

 

again. (If static electricity is a prob-

button presses.

 

 

 

lem, try to 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.

 

Neither set of speakers is selected.

Press in SPEAKERS A or B.

 

 

 

 

 

No picture when you select a video

The selected video source is not set

Correct the problem with the selected

source.

 

correctly.

 

video source.

 

Incorrect connections.

Correct the connections.

 

 

 

 

 

High noise level.

Station not correctly tuned.

Tune to a stronger station.

 

Antenna not connected.

Connect the antenna.

 

FM antenna still coiled or is not point-

Stretch both ends of the antenna taut

 

 

ing in the correct direction.

 

and reposition the antenna.

 

• AM loop antenna not pointing in the

Adjust the AM loop antenna.

 

 

correct direction.

 

 

 

Noise is coming from another electri-

• Try using an AC line noise filter to

 

 

cal appliance.

 

reduce the noise.

 

 

 

 

 

Tuning does not automatically stop

Stations are too weak.

Use a better antenna.

when searching for FM stations.

 

 

 

 

 

 

 

 

Cannot make copies of video tapes.

• Tapes are protected by a copy

You cannot make a good copy.

 

 

restriction method.

 

 

 

Video connections are incorrect.

Check and correct the connections.

 

 

 

 

 

 

 

 

 

 

Returning Controls to Factory Defaults

Press RETURN to return the controls to the following settings.

Tape 2 Monitor

Off

 

 

Source

TUNER

 

 

Speakers A

On

 

 

 

FM or AM (Set to the last-tuned frequency. If the

Band

receiver cannot receive the frequency, it starts

 

searching for the next strong station.)

 

 

Surround Mode

Off

 

 

Muting

Off

 

 

Super Bass

Off

 

 

25

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Optimus STAV-3370 owner manual Troubleshooting, Returning Controls to Factory Defaults

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