Garmin 2400 User Manual

Appendix

1.  Turn the device on.
2.  Hold your finger on the lower-

right corner of the device screen.

3.  Keep your finger pressed until the  

pop-up window appears. 

4.  Touch Yes to clear all user data.
All original settings are restored. Any 

items that you have saved are erased.

•  Press and quickly release the 

Power key to lock the screen.

•  From the main menu, touch 

Tools > Settings > Display > 

Brightness to turn down the 

backlight.

•  Do not leave your device in direct 

sunlight.

•  Avoid prolonged exposure to 

excessive heat.

When replacing the fuse, do not lose 

any of the small pieces and make 

sure they are put back in the proper 

position. The vehicle power cable 

does not work unless it is assembled 

correctly.
If your device does not charge 

in your vehicle, you may need to 

replace the fuse located at the tip of 

the vehicle adapter. 
1.  Unscrew the end piece.

TIP: You may need to use a coin 

to remove the end piece.

2.  Remove the end piece, the silver 

tip, and the fuse (glass and silver 

cylinder).

3.  Install an 1 A fast-blow fuse.