User's Manual

51
SIM card. *Do not use water.
 SIM card is not properly inserted.
Insert the SIM card properly.
 SIM card does not work or is damaged?
Let your network operator replace
the SIM card.
Network connection cannot be
established:
 Poor reception? Embark on an open
place or, if you are in an enclosed
space, near the window.
 You are out of range of the cellular
network. For information about the
network coverage, Please contact
your network operator.
 SIM card is not valid. Contact your
network provider.
Bad voice quality:
 Bad network connection quality on the
part of the operator? Press the stop
button and select again. You will
possibly need to switch to a network
connection or phone line with better
quality.
 Poor quality of local telephone line?
Press the stop button and select
again. You will possibly a network