User's Manual

The network connection is lost. Either you are in a radio
shadow (in a tunnel or between tall buildings) or you are
outside the network coverage area. Try from another place,
try to reconnect to the network (especially when abroad),
check that the antenna is in place if your mobile has an
external antenna, or contact your network operator for
assistance/information.
The display doesn’t respond (or the display responds
slowly) to key presses
The display responds more slowly at very low temperatures.
This is normal and does not affect the operation of the phone.
Take the phone to a warmer place and try again. In other
cases please contact your phone supplier.
Your battery seems to over heat
You might be using a charger that was not intended for use
with your phone. Make sure you always use the manufacturer
authentic accessory shipped with your phone.
Your phone doesn’t display the phone numbers of
incoming calls