User manual

96
Problem Possible Causes Possible Solution
Shortened
standby time
The standby time is related to
your service provider system
conguration. The same phone
used with dierent service
providers’ systems will not
provide exactly the same length
of standby time.
If you are located in an area where
signaling is weak, temporarily
power o the phone.
The battery is depleted. In
high-temperature environments,
battery life will be shortened.
Use a new battery.
If you are not able to connect
to the network, the phone will
continue to send out signals as it
attempts to locate a base station.
Doing so consumes battery
power and will consequently
shorten standby time.
Change your location to one
where the network is accessible,
or temporarily turn o your
phone.
Cannot turn
your phone on
Battery power has been
depleted.
Recharge the phone’s battery.
micro-SIM
card error
The micro-SIM card has
malfunctioned or is damaged.
Take the micro-SIM card to your
service provider for testing.
The micro-SIM card is inserted
improperly.
Insert the micro-SIM card
properly.
Debris is on the micro-SIM card
contacts.
Use a soft, dry cloth to clean the
micro-SIM card contacts.
97
Troubleshooting
Problem Possible Causes Possible Solution
Unable to
connect to the
network
The micro-SIM card is invalid. Contact your service provider.
You are not within the network’s
service area.
Check the service area with your
service provider.
Poor signal.
Move to an open space, or if you
are inside a building, move closer
to a window.
PIN Code
blocked
You have entered an incorrect
PIN code three consecutive
times.
Contact your service provider.
Phone crashes,
reboots, freeze,
or cannot be
powered on
Some third-party software is not
compatible with your phone.
Reset the phone to factory status.
Uninstall the software that may be
causing the problem.
Upgrade the phone software.
Troubleshooting