Iridium extreme ptt User Manual page 196

About the Security Menu
Security
Security
Phone Lock
Sim lock
Change PINs
Select
Locking and Unlocking Your Phone
This capability helps prevent unwanted use of your phone.
Menu
Data Modem
Call History
Setup
Security
Help
Select
Security
Phone lock
Sim lock
Change PINs
Select
190 Iridium Extreme® PTT User Manual
You can perform the following
functions using the Security menu:
• Lock and unlock the phone.
• Enable and disable the SIM lock.
• Change PIN and block PIN codes.
Back
Starting from the Main Menu:
1. Use the 2-way Navi-key to scroll
until Security is highlighted.
Note: Scroll one down from Setup to
view the Security option.
Back
2. Press the left soft key, labeled
Select.
3. The Phone lock option is
highlighted. If not, use the 2-way
Navi-key to scroll until it is.
Back
4. Press the left soft key, labeled
Select.