T-Mobile Concord II User Manual page 130

Problem
Unable to enter
information into
the phonebook
Phone crashes,
reboots, freeze,
or cannot be
powered on
Possible causes
The phonebook's memory is
already full.
Some third-party software is not
compatible with your phone.
Delete unnecessary data
from the contacts.
Reset the phone to factory
status.
Enter safety mode and
uninstall the software that
may cause the problem.
Upgrade the phone
software.
8
Possible solution