Iridium IMF 1000 - How do I enable the PIN Code using my Iridium IMF 1000
Summary:

This article describes how to enable a PIN Code
Article:

1. To enter the function menu, press Menu 2. Find the 'System' item using the vol up and down button. And confirm press OK (#) 3. Find the 'SIM' item using the vol up and down button. And confirm press OK (#) 4. Find the 'PIN enable' item using vol up and down button. And confirm press OK (#) 5. Key in the PIN code and press OK (#)