Garmin® GPS-III+ Backup Battery Replacement
If you receive a screen message that your backup battery has lost charge, it is time to
replace it. Here is how.
1.
Tools and supplies
a.
Japanese JIS Standard “Phillips” head screwdrivers. These drivers are cut
in a different manner and provide a good grip on the screws. You will
mess the screws up if you do not use JIS screwdrivers.
b.
De-soldering gun, de-soldering braid or solder sucker.
c.
Soldering station with a fine tip
d.
Solder
e.
Precision sidecutters
f.
Battery. Panasonic VL1220-1VC. These are available from
www.mouser.com
1.
Replacing the battery. If you do not have the equipment and ability to do fine
soldering do not attempt this project. Please note that removing the backup
battery will delete all waypoints and other stored information.
a.
Remove six screws from the back of the case
b.
Carefully open the case. There is a connector cable that you can damage
if it suddenly pops open.
