74
If you encounter a problem with your phone, first refer to this Troubleshooting Guide before contacting
your service provider.
Symptom
Resolution
Enter PIN” is shown when
Input the PIN or input the new PIN if you have changed the code. The
the phone is switched on.
code can be set “off” if you do not want to input.
”Insert USIM” is shown when
Turn off your phone and make sure that you have inserted a valid
the phone is switched on
USIM card.
”Enter password” is shown
Enter the handset lock code or the new code if you have changed it.
when the phone is switched
The code can be set “off” if you do not want to input. (Please refer
on
to Section “Security Settings”.)
No key tone when pressing
Check the key tone setting in the profile.
keys.
No incoming ring tone.
Check the ringing tone and ringing volume settings in the profile
No alarm tone when the
Check the profile setting and the alarm ring setting
reminder time reaches.
A phone number cannot
Check whether call restriction is set to the number. Please refer to
be dialed.
Section “Call Barring”.
F866
User Manual
I
Troubleshooting
Troubleshooting
Summary of Contents for F866
Page 1: ...ZTE F866 UMTS GSM GPRS Mobile Phone User Manual ...
Page 31: ...31 F866 User Manual I Basic Operations Basic Operations ...
Page 41: ...41 F866 User Manual I Messages Messages ...
Page 57: ...57 F866 User Manual I Multimedia Multimedia ...
Page 59: ...59 F866 User Manual I Profiles Profiles ...
Page 63: ...63 F866 User Manual I Tools Tools ...