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Troubleshooting
Before contacting customer service, review the steps below to
solve simple problems.
If you still suspect something wrong with this unit, immediately
turn the power off, disconnect the power connector from the unit,
and contact Nextar Customer Service. Never try to repair the unit
yourself.
Problem Possible Cause Possible Solution
Power adaptor is not
connected properly
Check power
adaptor connection
Note: Some automobile
accessory power jacks
provide no power when
the ignition is off.
Unit will not
Power Up
Weak battery Charge battery
No Sound Volume may be turned
down or muted
Check volume and
mute condition
Screen is
difficult to
see
Brightness may be
turned down
Adjust brightness of
the LCD screen
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