400HD Series IP Phones for Skype for Business
Version 1.2.196 10 Document #: LTRT-08459
Enhanced E911
• A new ‘Emergency’ key was added to the phone’s idle lock screen, i.e., to the screen
displayed before the screen that allows entering the PIN code/pattern.
• Users can dial the E911 service from a locked screen without needing to press the
‘Emergency’ key. They only need to dial 911 and then trigger the call from the
speaker/handset or wait for the timeout; they can pick up the handset or press the speaker
button and dial 911 from the lock screen: