Troubleshooting - Zte F285 User Manual

14 Troubleshooting

If your phone is not functioning properly, please read following
relative information at first. If the problems still persists, please contact
with the distributor or service provider.
Problem
When switching on the phone, it
prompts "Enter PIN".
When switching on the phone, it
prompts "Insert UIM Card".
No key beep on pressing keys.
When there is an incoming call,
the prompt ringer not rings.
No prompt tone at alarm time.
Check Point
Please input your PIN code which
offered with UIM card together. If
you have changed PIN code,
please input new PIN code. You
can also set PIN
deactivated, see "9.4 Security
Settings".
Please check whether valid UIM
card is inserted or not.
Please check the setting of Key
Beep in Profile.
Please check the setting of sound
Alert Type and ringer Volume in
Settings/Profile.
Please check relative
setting (Alert Type and ringer
68
code
sound