10
Install the back cover
Align and hook the back cover to the top of the battery slot
and then press the back cover down until it locks into place
(5).
Power on/off
To power on the phone, press and hold the
Power
Key.
Enter the PIN code if required (the 4 to 8 digit secret code of
your SIM card). It is preconfigured and provided to you by
your network operator or retailer. If you enter an incorrect
PIN code 3 times in succession, your SIM card will be
locked. To unlock it, you must obtain the PUK code from
your network operator.
To power off your phone, press and hold the
Power
Key.
On release, the phone options menu opens, select
Power
off
.