LG GM310 Manual page 164

Installing the USIM and battery
4 Install the battery
Insert the top of the battery first
into the top edge of the battery
compartment. Ensure that the
battery contacts align with the
terminals on the phone. Press
down the bottom of the battery
until it clips into place.
5 Replace the battery cover
Slide the battery cover towards
the top of the phone until it clicks
into place.
LG GM310 | User Guide
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6 Charging your phone
Pull open the cover of the charger
socket on the side of your GM310.
Insert the charger and plug into a
mains electricity socket.
Your GM310 will need to be
charged until a message reading
"Battery full" appears on screen.