Nextar X3B X3B Hardware Manual - Page 30
Troubleshooting
UPC - 714129930116
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Troubleshooting Take steps described in the tables below to solve simple problems before contacting customer service. If you suspect something wrong with this unit, immediately turn the power off and disconnect the power connector from the unit. Never try to repair the unit yourself because it is dangerous to do so. PPRROOBBLLEEMM PPOOSSSSIBIBLLEECCAAUUSSEE POSSIBLE SOLUTION Users can't turn on the unit. The adaptor doesn't connect well. The built-in rechargeable battery is weak. Connect the adaptor correctly. Use the adaptor to supply power or charge the battery. There is no sound. The volume may be turned Turn up the volume or turn down or mute. on the sound output. There is no picture. The brightness may be turned down. Adjust the brightness of the LCD. The unit can't receive satellite signals or can't orient. The unit may be obstructed by buildings or metal block. Make sure to use the unit out of room; if in the vehicle, you can use the external GPS antenna to solve this problem. 30