ZTE Corporation ZTEZ730 Manuale Utente
151
Problem
Possible causes
Possible solution
PIN Code
blocked
blocked
You have entered an
incorrect PIN code three
consecutive times.
incorrect PIN code three
consecutive times.
Contact your service
provider. If the service
provider provides the
SIM card’s PUK code,
use the PUK code to
unlock the SIM card.
provider. If the service
provider provides the
SIM card’s PUK code,
use the PUK code to
unlock the SIM card.
Unable to
enter
information
into the
phonebook
enter
information
into the
phonebook
The phonebook’s
memory is already full.
memory is already full.
Delete unnecessary
data from the contacts.
data from the contacts.
Phone
crashes,
reboots,
freeze, or
cannot be
powered on
crashes,
reboots,
freeze, or
cannot be
powered on
Some third-party
software is not
compatible with your
phone.
software is not
compatible with your
phone.
Reset the phone to
factory status.
factory status.
Enter safety mode and
uninstall the software
that may cause the
problem.
uninstall the software
that may cause the
problem.
Upgrade the phone
software.
software.