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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