61
Reference
■ General (continued)
Problem Possible cause Possible solution
Reference
page
No sound is produced. The speakers are not
connected correctly.
Connect the speakers correctly.
6
Headphones are connected. Disconnect the headphone plug. 14
The sound is turned off. Restore the sound. 13
If “NO AUDIO” is displayed in
the display window, the disc
may have been produced
through illegal copying.
Check the disc at the store where
it was purchased.
–
The sound is weak and
can hardly be heard.
The volume level is low. Increase the volume level.
12
The sound is distorted. The volume is too high. Turn down the volume. 12
A radio broadcast has
interference from noise.
The antennas are not
connected correctly.
Connect the antennas correctly.
5
A radio broadcast
cannot be received.
A noise is produced
from the rear of the main
unit.
The internal cooling fan
produces the noise as the fan
rotates.
The noise is not a malfunction.
The cooling fan is used to prevent
overheating of the main unit.
12
The HDMI CEC function
does not work.
The connected TV is not
compatible with the HDMI CEC
function.
Refer to the operation manual of
the TV. –
“OFF” is selected for the “CEC”
setting.
Select “ON 1” or “ON 2” for the
“CEC” setting.
42
When you disconnect
the HDMI cable and
connect it again, the
HDMI CEC function
does not work properly.
The previous connection setting
is stored on the main unit.
Select “OFF” for the “CEC” setting,
and then select “ON 1” or “ON 2”
again.
42 and 53
Troubleshooting (continued)
NX-F40_NX-F30[B].book Page 61 Thursday, December 24, 2009 2:00 PM
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