LG KU311 User Manual page 138

2. Install the battery.
Insert the battery aligning the gold contacts on
the battery with the battery terminals (gold
contacts) in the battery compartment. Then push
down the top of the battery until it snaps into
space.
3. To remove the battery
Turn the power off. (If power is left on, there is a
chance you could lose the stored telephone
numbers and messages.) Press the battery release
latches 1 and lift the battery 2. Then remove
the battery.
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