Yamaha DVX-S100 - Manual (Page 75)

TROUBLESHOOTING
71
APPENDIX
English
■ Tuner
Previously preset
stations cannot be
tuned in.
FM stereo reception is
noisy.
There is distortion, and
clear reception cannot
be obtained even with a
good FM antenna.
The desired station
cannot be tuned in with
the automatic tuning
method.
The desired station
cannot be tuned in with
the automatic tuning
method.
There are continuous
crackling and hissing
noises.
There are buzzing and
whining noises
(especially in the
evening).
Problem
FM/
AM
FM
AM
Cause
The preset stations are cleared.
The characteristics of FM stereo
broadcasts may cause this problem
when the transmitter is too far away or
the antenna input is poor.
There is multipath interference.
The station is too weak.
The signal is weak or the antenna
connections are loose.
Noises result from lightning,
fluorescent lamps, motors, thermostats
and other electrical equipment.
A TV set is being used nearby.
Remedy
Pre-set the stations once again.
Check the antenna connections.
Try using a high-quality directional FM
antenna.
Use the manual tuning method.
Adjust the antenna position to eliminate
multipath interference.
Use a high-quality directional FM antenna.
Use the manual tuning method.
Tighten the AM loop antenna connections
and orient it for best reception.
Use the manual tuning method.
Use an outdoor antenna and a ground wire.
This will help somewhat, but it is difficult to
eliminate all noise.
Move this unit away from the TV.
Refer
to page
55
16
54
16
16
54
16
54
16
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■ Remote control
Problem
The remote control
does not work nor
function properly.
Cause
Wrong distance or angle.
Direct sunlight or lighting (from an
inverter type of fluorescent lamp, etc.) is
striking the remote control sensor of this
unit.
The batteries are weak.
The manufacture code is not correctly
set.
Even if the manufacturer code is
correctly set, there are some models that
do not respond to the remote control.
Remedy
The remote control will function within a
maximum range of 6 m (20 feet) and no more
than 30 degrees off-axis from the front panel.
Reposition this unit.
Replace all batteries with new ones.
Set the code correctly.
Try setting another code of the same
manufacturer.
Operate the component using its remote
control.
Refer
to page
7
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3
57
57
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