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66
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.
nano-SIM card
error
nano-SIM card malfunction
or damage.
Take the nano-SIM card to your service
provider for testing.
nano-SIM card inserted
improperly.
Insert the nano-SIM card properly.
Debris on the nano-SIM
card contacts.
Use a soft, dry cloth to clean the nano-SIM
card contacts.
Unable to
connect to the
network
nano-SIM card 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. If the
service provider provides the nano-SIM
card’s PUK code, use the PUK code to
unlock the nano-SIM card.