Yamaha RX-V1400 Owner's Manual - Page 84

Tuner, Problem, Cause, Remedy, Refer to, Refer,

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TROUBLESHOOTING Problem Cause Remedy There is noise interference from digital or highfrequency equipment, or this unit. This unit is too close to the digital or high- Move this unit further away from such equipment. frequency equipment. The picture is disturbed. The video source uses scrambled or encoded signals to prevent dubbing. Playing back video software that has an anti-copy signal or video signals with a lot of noise may produce unstable images. There is noise when the OSD is displayed. This unit suddenly turns into the standby mode. The OSD may be disturbed when displaying OSD through component video connections. The internal temperature becomes too high and the overheat protection circuitry has been activated. Select OFF in CMPNT OSD. Wait until this unit cools down and then turn it back on. ■ Tuner Refer to page - - 56 - 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 in with the automatic tuning method. Previously preset stations can no longer be tuned in. The desired station cannot be tuned in with the automatic tuning method. There are continuous AM crackling and hissing noises. There are buzzing and whining noises (especially in the evening). 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 multipath interference. The station 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. Remedy 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. Preset the stations again. 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 21 36 - 21 36 37 - 36 - - 80

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80
TROUBLESHOOTING
■
Tuner
Problem
Cause
Remedy
Refer to
page
There is noise
interference from
digital or high-
frequency equipment,
or this unit.
This unit is too close to the digital or high-
frequency equipment.
Move this unit further away from such equipment.
—
The picture is
disturbed.
The video source uses scrambled or
encoded signals to prevent dubbing.
Playing back video software that has an anti-copy
signal or video signals with a lot of noise may
produce unstable images.
—
There is noise when
the OSD is displayed.
The OSD may be disturbed when
displaying OSD through component video
connections.
Select OFF in CMPNT OSD.
56
This unit suddenly
turns into the standby
mode.
The internal temperature becomes too
high and the overheat protection circuitry
has been activated.
Wait until this unit cools down and then turn it back
on.
—
Problem
Cause
Remedy
Refer
to page
FM
FM stereo reception is
noisy.
The characteristics of FM stereo
broadcasts may cause this problem
when the transmitter is too far away or
the antenna input is poor.
Check the antenna connections.
Try using a high-quality directional FM
antenna.
21
Use the manual tuning method.
36
There is distortion, and
clear reception cannot
be obtained even with a
good FM antenna.
There is multipath interference.
Adjust the antenna position to eliminate
multipath interference.
—
The desired station
cannot be tuned in with
the automatic tuning
method.
The station is too weak.
Use a high-quality directional FM antenna.
21
Use the manual tuning method.
36
Previously preset
stations can no longer
be tuned in.
This unit has been disconnected for a
long period.
Preset the stations again.
37
AM
The desired station
cannot be tuned in with
the automatic tuning
method.
The signal is weak or the antenna
connections are loose.
Tighten the AM loop antenna connections
and orient it for best reception.
—
Use the manual tuning method.
36
There are continuous
crackling and hissing
noises.
Noises result from lightning,
fluorescent lamps, motors, thermostats
and other electrical equipment.
Use an outdoor antenna and a ground wire.
This will help somewhat, but it is difficult to
eliminate all noise.
—
There are buzzing and
whining noises
(especially in the
evening).
A TV set is being used nearby.
Move this unit away from the TV.
—