Dell AC511 User Manual page 15

No sound
Distorted Sound
No sound from
USB audio source.
Computer's sound
card is used as the
audio source.
different music source (for
example, a portable CD player
or an MP3 player).
• Go to the control panel of the
computer and click on Sound.
• Try different ports.
• Re-install the on-board drivers
or the sound card drivers.
Restart the computer.
• Try with a speaker that is
known to be good.
• Check if a 3.5 mm aux-in cable
is inserted in the sound bar
aux-in jack.
• Remove the 3.5 mm aux-in
cable from the aux-in jack.
• Clear
any
between the sound bar and the
user.
• Confirm that the audio line-in
plug is completely inserted into
the jack of the sound card.
• Set all volume controls to their
midpoints.
• Decrease the volume of the
audio application.
• Turn the volume level to lower
setting by rotating the sound
bar knob counter-clockwise.
• Clean and re-seat all cables
again.
• Troubleshoot the computer's
sound card.
• Test the sound bar using
another audio
example, a portable CD player
or an MP3 player).
obstructions
source (for
15