Yamaha YAS-306 Owner's Manual page 34

Audio
Problem Cause
No sound. Another input source is selected.
The mute function is activated.
The volume is too low.
The power cable of the unit is not
connected properly.
Input jacks on a playback device
are connected.
Signals that the unit cannot play
back are being input.
No sound is coming The volume of the subwoofer is
too low.
from the subwoofer.
The playback source does not
contain low-frequency signals.
The volume
The automatic volume adjustment
decreases when the function is activated. To prevent
excessive loudness, the unit
unit is turned on.
automatically controls its volume
within a certain level when the unit
is turned on.
Remedy
No surround effect.
Select an appropriate input source
(p.12).
Cancel the mute function (p.13).
Turn up the volume (p.13).
Make sure that the power cable of
the unit is connected to an AC
wall outlet securely (p.10).
Connect the input jack on the unit
and the output jack on the
playback device.
Noise is heard.
Change the digital audio output
setting on the playback device to
PCM, Dolby Digital or DTS Digital
Surround.
Turn up the volume of the
subwoofer (p.13).
Play back a sound source
containing low-frequency signals,
and confirm that the sound is
output from the subwoofer.
Turn up the volume as required
(p.13).
Problem Cause
Stereo playback is selected.
The volume is too low.
The TV or playback device is set
to output 2 channel audio (such
as PCM) only.
Sound is also heard from the TV
built-in speakers.
The listening position is too close
to the unit.
The unit is too close to another
digital or high-frequency device.
APPENDIX ➤ Troubleshooting
Remedy
Select surround playback (p.12).
Turn up the volume (p.13).
Change the digital audio output
setting on the TV or playback
device to BitStream.
Set the TV volume to minimum
(p.10).
The listening position should be at
some distance from the unit.
Move those devices away from
the unit.
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