15
Troubleshooting
If anything unusual occurs while using your Smart Phone, please refer to the following
table.
Frequently
Occurring
Problems
Cause
How to Fix
Poor
reception
Using the Smart Phone in an area
with poor reception such as near
tall buildings or in a basement
where radio waves cannot be
transmitted.
Try to avoid.
Using the Smart Phone when
the network is busy, such as during
rush hour, when the lines are full
making it impossible to get through.
Try to avoid.
Related to the distance from the
base station built by the network.
You can request that the
network
service
provider
provide a service area plan.
Echo or noise Caused by poor network relay, a
regional problem.
Hang up and redial, if the relay
is changed then the line may be
better.
Some calling regions have poor
lines.
Shortening of
the
standby
time
Standby time is related to the
network system.
Please temporarily turn off your
Smart Phone, as you are
located in an area with poor
reception.
Batteries need to be replaced
Replace the batteries
When you cannot get a signal, the
phone will continue to transmit in
order to find a base station, thereby
expending
large
amounts
of
electricity will cause the standby
time to decrease.
Please move to an area with a
strong signal or temporarily turn
off your Smart Phone.
Unable to turn
on the phone
The battery is empty.
Look at the remaining electricity
or recharge.
SIM
card
malfunction
SIM card is damaged.
Contact your network service
provider.
SIM card is not properly inserted.
Confirm SIM card is properly
inserted.
There is a dirty substance on the
metal surface of the SIM card.
Use a clean cloth to wipe off the
metal contact point of the SIM
card.
