P
A
G
Using the mobile phone in
the call dense period, such
as commute time, line
congestion caused by the
inability of the calls.
Try to avoid
Associated with the launch
of the base station network
built near and far
Can ask Internet service
providers provides service
area map
Echo or noise
Due to poor network trunk,
is a regional problem
Hang up and redial, trunk
lines may replace good
one.
Some regional bad line
Standby time
shorter
Standby time is related to
the network system setting
Turn off the mobile phone
in the poor reception area.
The battery need to
replaced, please replace
new battery.
Please
replace
new
battery.
The phone will continue to
search base station, it will
use a lot of battery power,
causing the standby time
become shorter.
Please move to strong
signal place or turn off the
phone.
Unable to boot
The battery power is
exhausted.
Check the battery power or
charge it.
SIM card error
SIM card is damaged
Contact
your
network
service supplier.
SIM card not installed
Make sure SIM Card has
been installed.
SIM card metal surface
have dirt
Use clean cloth to brush
the SIM card metal contact
point
unable
to
connect
the
network
SIM card is invalid
Contact
your
network
service supplier.
Beyond the GSM or 3G Ask your network service
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