Yamaha RX-V459 Mode D'emploi page 87

Tuner
Problem
FM stereo reception is
noisy.
There is distortion, and
clear reception cannot
be obtained even with a
FM
good FM antenna.
The desired station
cannot be tuned into
with the automatic
tuning method.
Previously preset
stations can no longer
be tuned into.
The desired station
cannot be tuned into
with the automatic
tuning method.
AM
There are continuous
crackling and hissing
noises.
There are buzzing and
whining noises.
Remote control
Problem
The remote control Wrong distance or angle.
does not work nor
function properly.
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 remote control code is not correctly
set.
Even if the remote control code is
correctly set, there are some models that
do not respond to the remote control.
Cause
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 multi-path interference.
The signal is too weak.
This unit has been disconnected for a
long period.
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.
Cause
Remedy
Check the antenna connections.
Try using a high-quality directional FM
antenna.
Use the manual tuning method.
Adjust the antenna position to eliminate
multi-path interference.
Use a high-quality directional FM antenna.
Use the manual tuning method.
Set preset stations.
Tighten the AM loop antenna connections
and orient it for the 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 set.
Remedy
The remote control functions within a maximum
range of 6 m (20 ft) and no more than 30 degrees off-
axis from the front panel.
Reposition this unit.
Replace all batteries.
Set the remote control code correctly using "LIST OF
REMOTE CONTROL CODES" at the end of this
manual.
Try setting another code for the same manufacturer
using "LIST OF REMOTE CONTROL CODES" at
the end of this manual.
TROUBLESHOOTING
See
page
22
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44
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44
45, 46
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44
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See
page
7
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3
80
80
85