LG PRADA P940 Guide De L'utilisateur page 438

disconnect the phone.
0. h old your phone
upright
Hold your mobile phone vertically,
as you would a regular phone.
The LG-P940 has an internal
antenna. Be careful not to scratch
or damage the inside of the back
cover as this is the NFC antenna.
While making/receiving calls or
sending/receiving data, avoid
holding the lower part of the phone
where the antenna is located.
Doing so may affect call quality.
6
. w hen the screen
freezes
if the screen freezes or the
phone does not respond when
you try to operate it:
Remove the battery, reinsert it,
then turn the phone on.
or
Press and hold the power/lock
key for 10 seconds to turn it off.
If it still does not work, please
contact the service centre.