Samsung GT B2710 User Manual page 9

To install the SIM or USIM card and battery,
1
If the phone is on, press and hold [
2
Turn the screw anti-clockwise to unlock the back cover,
and then remove the cover.
Do not use your fingernails to unscrew. Use a coin or
screw driver, instead.
3
] to turn it off.
4
Insert the SIM or USIM card.
•
Place the SIM or USIM card into the phone with
the gold-coloured contacts facing down.
•
If you do not insert a SIM or USIM card, you can
only use your phone's non-network services and
some menus.
Insert the battery.
9
Assembling