Zte E520 - System Settings; TTY Mode; Security

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System Settings

Set Mode: Select the mode of choosing the network.
Note: Additional fees may apply when roaming on another network.
TTY Mode
Your phone is a TTY compatible device. Simply connect the TTY equipment to the ear-
phone jack. The TTY Mode menu allows you to choose among the following settings:

TTY Full: Users who cannot talk or hear may use this setting to send and receive text
messages through TTY equipment.

TTY + Talk: Users who can talk, but cannot hear, may use this setting to talk through
the phone and receive responses via text messages.

TTY + Hear: Users who can hear, but cannot talk, may use this setting to listen to con-
versation of the other party, and respond via text messages.

TTY Off: Users who can hear and talk may use this setting to disable TTY support.
Security

Lock Mode: You can select Unlock, Lock or On Power Up. If On Power Up is select-
ed, the phone will be locked automatically when it is powered on.

Change Code: You can change the phone lock code. Enter the old lock code, input the
new code and input the new code again to conrm.

Reset Defaults: Reset all settings to factory defaults.
Note: You should input the phone lock code to enter the Security menu. The default lock
code for an inactivated phone is 0000.