74
Problem
Possible causes
Possible solution
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 off 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
malfunctions 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.
There is debris on the
micro-SIM card contacts.
Use a soft, dry cloth to clean
the micro-SIM card
contacts.
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.
The signal is poor.
Move to an open space, or if
you are inside a building,
move closer to a window.
Cannot answer
incoming calls
You have activated the
Call
barring
feature.
Disable this feature.
Cannot make
outgoing calls
You have activated the
Call
barring
feature.
Disable this feature.