Nextar 43lt ユーザーズマニュアル

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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 
 
Unit may be inside a tunnel, 
inside a building, or tall 
buildings may obstruct the 
satellite signal 
Check for obstructions 
Navigator cannot 
receive satellite 
signals or does 
not orient 
Mapping SD card may be 
removed for music or photo 
functions 
Re-install Mapping SD 
Card