Troubleshooting - Teac AG-780 Owner's Manual

TROUBLESHOOTING

To determine any problem with your receiver, always check the most obvious possible causes first. If any problem still
remains after you have checked the items below, consult your nearest TEAC dealer.
Problem
Amplifier
When listening to the music in stereo,
left/right speakers sounds reversed.
Low hum or buzzer sound.
Sound is only heard from one channel.
Tuner
An unusual hissing noise is heard when
listening to the broadcast in stereo,
but not heard when listening
monaurally.
Noise is excessive in both stereo and
monaural broadcasts.
Sound is distorted and/or the volume
level becomes low.
Excessive distortion in the sound of
stereo broadcasts.
Remote Control Unit
Remote control impossible.
Probable Cause
Speakers are connected wrongly.
Power line of fluorescent light is install-
ed near to wall outlet of this product.
One of the input cords is disconnected.
Balance is set to one end.
A slight noise may be heard because
the method use for modulation of FM
stereo broadcasts is different than that
used for monaural broadcasts.
Poor location and/or direction of the
antenna.
Transmitting station is too far away.
Broadcast signals are being disturbed.
Speaker system connections are not
correct.
The batteries are exhausted.
The remote control unit is too far from
the receiver or out of the effective range.
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Remedy
After checking, if needed, connect correctly
again.
Place this product from electric devices
as far away as possible.
Connect the input cords securely.
Adjust the Balance.
O Try reducing the treble sound by turning
the JOG dial.
O Try changing the location, height and/or
direction of the antenna.
Set the FM mode to monaural by pressing
O
the FM MODE button. (Note that the
broadcast will then be heard as monaural
sound.)
O If an indoor antenna is being used, change
to an outdoor antenna.
Try using an antenna with more elements.
O
Replace with new batteries.
Operate the remote control unit within the
effective range.