User's Manual

47
Common fault Reason Troubleshooting
Using phone in poor reception area such as the vicinity
of high-rise buildings or basement where the radio
wave can’t reach.
To avoid it as possible as you can.
Using phone in the time of dense communication such
as work began time and closing time when the line is in
congestion and results in failure of communication.
To avoid it as possible as you can.
Poor reception
It may be resulted by the distance with network
emission base station.
To require your network service suppler to supply
service area map
It is resulted by poor network trunk line, which is a
territorial problem.
Echo or noise
The communication line in some area is poor.
Redial after ending up, the trunk line may change
a better line.
The standby time is related with network system
settings.
The phone is at poor reception area, please power
off it for a while.
It is necessary to change battery. Change new battery.
Short standby time
The phone will continue to emit to search base station
if it can’t receive signal, and then large number of
electricity will be consumed, which short the standby
time.
Please move to the area with strong signal or
power off the phone for a while.
The phone can’t be
powered on
The electricity in the battery is run out. View the electricity or charge it.
The SIM card is damaged. Please contact your network supplier.
The SIM card is not installed in normal state. Please make sure the SIM card has been installed
normally.
SIM card is wrong
There is dirty on the metal surface of the SIM card. Clean the metal contact point of the SIM card with
clean cloth.
The SIM card is invalid. Please contact your network supplier.
Your phone is beyond GSM service area. Please inquiry your network supplier for service
area.
It can’t connect the
network.
The signal is poor. Please retry in the area with strong signal.
Call barring function is enabled. Disable call barring. Calls can’t be
dialed out.
Fixed dialing function is enabled. Disable fixed dialing function.
PIN error PIN code is wrongly input for three times continuously. Please contact your network supplier.