Troubleshooting - NEC AccuSync Display Solutions USER'S MANUAL AccuSync User Manual

Troubleshooting

Symptoms Possible Problem
No sound from No power to unit.
speakers
Volume level on
sound card or other
audio source may
be too low.
Volume is too low.
Distortion (i.e. Speaker is being
static, hissing, overdriven by an
crackling) amplified audio
source.
Volume level on
sound card or other
audio source may
be too high and
causing speaker to
be overdriven.
Sound card or
specific sound file/
track may be root
of problem.
Sound from Audio cable is not
only one properly
speaker connected.
AudioBase
Solution
Make sure all connecting plugs
between the audio base and
computer are fully seated. Make
sure the wall power outlet or
power strip has power. Make
sure the power switches on the
power strip and audio base are
turned on.
Check volume level of sound
card, audio source and Windows
mixer and raise as necessary,
Make sure the volume control is
not at zero.
Make sure the audio base is
connected to line-out jack
(unamplified) of sound card and
not speaker-out jack (amplified).
Check volume level of sound
card or audio source and lower
as necessary.
Check speakers with another
audio source (CD-ROM player)
to see if sound card or specific
file/track may be the problem.
Make sure the audio connector is
properly inserted in the audio
jack on the rear side.
6
8
Note
Provided power has been
verified, it is possible to test the
unit by disconnecting the audio
cable that is connected to the
computer and reconnecting it to
an alternate audio power source
such as a portable CD player.
Check with an alternate audio
® source as mentioned above.
Depending on your sound card,
you may also turn off the
amplifier on the sound card
(check your sound card manual).
For this check, disconnect
speakers from sound card and
plug into headphone jack on
front of CD-ROM player or
alternate line-level audio source.
9/29/00, 11:27 AM