Garmin c340 用户指南

A

PPENDIX

Garmin periodically updates its software and map data. If you register your unit, you will receive 
notification of software and map updates. 

 to see if an update for your 

 link to see if an update to the c340’s internal software is available. 

 for instructions on how to find your current MapSource software and version number. 

If your unit locks up, press the 

 button to turn off the unit, then press again to turn the unit back 

on. If this does not help, reset your c340. 

1.  Place your thumb nail in the groove located 

under the Garmin logo on the face plate. 

2.  Gently pull off the face plate. 
3.  Press the 

 button. 

4.  Turn the unit back on; it will operate 

normally.

Reset button

Power button

Face plate