152
Problem
Possible causes
Possible solution
Unable to
enter
information
into the
phonebook
The phonebook’s
memory is already full.
Delete unnecessary
data from the contacts.
Phone
crashes,
reboots,
freeze, or
cannot be
powered on
Some third-party
software is not
compatible with your
phone.
Reset the phone to
factory status.
Enter safety mode and
uninstall the software
that may cause the
problem.
Upgrade the phone
software.
Summary of Contents for Whirl Z660G
Page 1: ...1 Z660G WCDMA GSM GPRS Dual Mode Digital Mobile Phone User Manual ...
Page 12: ...12 Getting Started Getting to Know Your Phone ...
Page 15: ...15 2 Hold the SIM card with the cut corner oriented as shown and slip it into the card holder ...
Page 70: ...70 The contact information is separated into individual contacts in the list of contacts ...
Page 131: ...131 rename delete tag it check its file information or set it as your phone ringtone ...