Please follow these guidelines to ensure your GPS501 is well maintained.
Use only a dry cloth to clean GPS501. (The GPS501 is not designed to be waterproof.) . If you clean the LCD, be
as gentle as possible.
If your GPS501 does not perform to your expectations, try the suggestions listed below.
Unit does not operate: * Check the power cord. Be sure the connectors are properly installed.
* Be sure ignition key is ON or in the accessory position.
* Fuse out. Check and replace.
* Check power to lighter socket. Vehicle electrical problem exists.
* Clean cigarette lighter socket.
No GPS Detection. * Make sure the GPS501 is facing upright and the top of the unit (where the
GPS receiver is located) is not obstructed.
* Relocate the unit clear of any obstruction from the sky view.
Will not charge. * Have you selected Rechargeable battery at battery menu mode? (Battery
menu mode appears if you take the batteries out or put batteries in.)
* Make sure environment for charging is not at high heat levels.
* The batteries have been fully charged already.
* Make sure the batteries are not defective.
* Voltage shortage of DC Jack.
Batteries not lasting. * Use high quality alkaline batteries.
* Extend the battery life by using an optional cig lead-AC/DC charge pack
MAINTENANCE
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TROUBLESHOOTING
