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TROUBLESHOOTING
PROBLEMS
ITEMS TO CHECK
General
The unit does not operate.
Is the USB cord unplugged?
Did the PC operating
system recognize the new
USB device?
No sound output to the headphones
Is the device operational
(see above)?
Is the device selected as the
computer’s Audio output
device?
Is the headphone volume
knob turned up?
Turn up audio in computer.
No sound from microphones
Is the device operational
(see above)?
Is the device selected as the
computer’s audio input
device?
Is the microphone volume
knob turned up?
Sound is unclear or distorted.
Is the power adapter plugged
in to the wall and the jackbox
and providing power?