LG P990 Optimus 2X Speed Guide De L'utilisateur page 232

Getting to know your phone
To turn on the phone, press and hold the Power key for 3 seconds.
To turn off the phone, press and hold the Power key for 3 seconds and touch
Power off.
Earpiece
Proximity sensor
Inner camera lens
Home key
Return to home from
any screen.
Menu key
Check what options are
available.
NOTE: Proximity sensor
When receiving and making calls, the
proximity sensor automatically turns
the backlight off and locks the touch
keypad by sensing when the phone
is near your ear. This extends battery
life and prevents the touch keypad
from activating unintentionally during
calls.
2
Power/Lock key
Switch your phone
on/off by pressing and
holding this key.
Turn off and lock the
screen.
Back key
Return to the previous
screen.
Search key
Search the web and
contents in your phone.
WARNING
Placing a heavy object on the phone
or sitting on, it can damage its LCD
and touch screen functions. Do not
cover the protective fi lm on the LCD's
proximity sensor. This may cause the
sensor to malfunction.