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Onyx
Troubleshooting
8
Problems Solutions
There is no sound coming from the HK Onyx • No power to unit. Make sure that the wall outlet or
power strip has power.
• Make sure that all switches for outlet/power strip are
ON and that all switches for the unit are ON.
• If you have not plugged it to the AC source, make sure
that the battery is charged.
Distortion (static, crackling or hissing sounds) • Audio source or source material may be the problem.
Test the HK Onyx with another source.
• Volume level may be too high from auxiliary-device
output. Check the volume of the source and turn it
down if necessary.
HK onyx emits a loud hum or buzzing noise • Input cable is not plugged in properly. Check the input
cable connection.
• Cable may have problems. Replace the cable.
• It might happen due to ground loop (an unsuitable
connection). Turn the HK Onyx OFF and connect it to
another wall outlet.
HK Onyx unit is not charging • No power to unit. Make sure that your wall outlet or
power strip has power.
• Make sure that all switches for outlet/power strip are
ON and that all switches for the unit are ON.
Troubleshooting
If your Harman Kardon Onyx is not performing the way you think it should, check if the problem is covered in this section before calling your dealer or contacting a Harman Kardon
representative.
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