To sign into the phone enter your login. The number field should have your extension.
Note: To swap between numbers, lowercase letters, uppercase letters and symbols press the soft key for 123 or ABC. This is button is indicated by the red arrow below.
To sign out of the phone Enter the apps menu.
You may need to press the softkey more to make the softkey apps accessible, press the softkey to access it.
Use the arrow keys to highlight Log out and press softkey Select.
Press the softkey ok to confirm
You are now logged out of the phone