Removal
Side Cover
Identify the side cover highlighted in blue.
Slide the release latch until your hear a click.
Slide the side cover towards the back of the computer and lift it from the system.
Coin Cell Battery
Identify the coin cell battery highlighted in blue.
Push the coin cell battery release lever on the coin cell battery socket to release the coin cell battery out of the socket.
Remove the coin cell battery.
Install
Coin Cell Battery
Identify the coin cell battery location highlighted in blue
Insert the coin cell battery into the socket with the positive side (+) label facing up.
Snap the battery in the socket.
Side Cover
Identify the side cover location highlighted in blue.
Slide the side cover towards the front of the computer until you hear the release latch click.