Zte BLADE VANTAGE User Manual page 150

Problem
PIN Code
blocked
Phone
crashes,
reboots,
freeze, or
cannot be
powered on
Possible Causes
You have entered an
incorrect PIN code
three consecutive
times.
Some third-party
software is not
compatible with your
phone.
Possible Solution
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.
Uninstall the
software that
may cause the
problem.
Upgrade the
phone software.
Reset the phone
to factory status.
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