Network connection cannot be made:
Bad reception? Move to an open space or if you are in
an enclosed space, near the window.
You are out of range of the mobile network. For
information about coverage, please contact your
network operator.
SIM card is invalid. Contact your service provider.
Bad voice quality:
Poor network connection quality on the part of the
network provider? Press the end key and select again.
You may be routed to a network connection or phone
line with better quality.
Outgoing calls cannot be made:
Check the phone number and try again.
Have you activated call barring? If so, please disable
all call barring.
Check whether the SIM card is registered on the
network.
Check whether enough credit is on your SIM card.
You do not receive incoming calls:
Check whether the SIM card is registered on the
network.
Check whether the phone is turned on.
Check the signal strength
Have you activated call barring? If so, please disable
all call barring.
