Zte F866 User Manual page 75

Symptom
Short message cannot be sent.
Some menus related to voice
setting couldn't be used
Why does the battery get
shorter in standby mode?
Why does the battery run out
so quickly during normal use?
Why does the handset get
warm?
What is 3's customer service?
Resolution
Check the SMS center setting in the SMS-Settings menu
Check the profile settings
The battery is worn out. As time passed, the battery life gradually
becomes shorter. If battery lasts about the amount of time as when
first purchased, it's time to purchase a new battery
It is due to the user environment or a large number of calls or weak
signal.
The phone may get hot when there is a very long call duration or
when using the browser. This has no effect the life of the product
or performance
customer services to use is 08707 330 333
F866 User Manual I Troubleshooting
Troubleshooting
75