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Troubleshooting
This chapter lists some problems you might encounter when using your phone. Some
problems require you to call your service provider, but most are easy to fix yourself.
Message Possible causes Possible corrective measures
Micro SIM error
There is no Micro
SIM card in the
phone or it is
inserted incorrectly.
Make sure that the Micro SIM
card is correctly inserted.
No network
connection/
Dropped network
Signal is weak or
you are outside the
carrier network.
Move toward a window or
into an open area. Check the
network operator coverage
map.
Operator applied
new services.
Check whether the Micro
SIM card is more than 6~12
months old. If so, change your
Micro SIM at your network
provider's nearest branch.
Contact your service provider.