Network Settings - Zte Vodafone 553 User Manual

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Call barring: You can bar outgoing and incoming calls. Please
contact your network provider for details.
•
Advanced settings: You can set Blacklist, Auto redial, Call time
display, Call time reminder and Auto quick end.
Auto quick end means talk duration restriction. If you activate this
function and set the time, the call will be auto ended as the talk
duration reaches the time you set.

6.3 Network settings

In this menu, you can select Automatic/Manual to select the network
service provider according to requests. If you have selected a service
provider manually, you have to manually select again or return to the
Automatic option to select the service provider when you switch to the
SIM card of another network.
The GPRS connection can be set to When Needed or Always.
6.4 Security
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PIN lock: If PIN Lock is currently set Off, select it again then input a
PIN code to turn it on. You need to input the correct PIN code to
unlock your SIM card when you turn on your mobile phone next time.
Note: The PUK code is required to unlock the SIM card if you have
incorrectly input the PIN code for three consecutive times. The PIN code
and the PUK code may be supplied along with the SIM card. If not, contact
the network provider.
•
Phone lock: Phone lock can prevent your mobile phone from
unauthorized use. Select On/Off to enable or disable the protection.
•
Auto keypad lock: Select a time for auto keypad lock, and the phone
will automatically lock the keypad to prevent unintended touch.
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