Can’t
switch on
Press and hold end key until image appears on
the display.
Check the battery contacts. Remove and insert
battery and switch your phone on again.
Check the battery charge level.
Can’t
connect to
network
Move into an area of better coverage.
Beyond the network cover area
；
Contact your service provider if your SIM card is
invalid.
The audio
quality of
the call is
poor
Press navigator key to increase the volume when
you are in a call.
Check the signal strength indicator on the display.
The line is busy and can not be connected to
network; you can not make a call.
Standby
time too
short
When failing to connect to network, the phone will
keep searching base station that consumes much
battery and reduces standby time. Move to an
area with stronger signal strength or switch your
phone off temporarily.
Replace the battery.
SIM card
error
Make sure that the chips in SIM card are not
damaged; use the clean cloth to scratch it.
Make sure that SIM card is inserted correctly.
SIM card invalid. Contact your service provider.
Can not
dial calls
Make sure that the number you dialed is available
and the dial key has been pressed.
Make sure that there is enough money to make a
call.
Make sure that SIM card is valid.
Fixed Dial is set or has call barring feature turned
on. Deactivate fixed dial function or call barring.
