NEC e313 - Key Lock; Setting the Key lock; Emergency calls under Key Lock

Key Lock -12- Key Lock You can lock all the key operation, except for answering voice/video calls, to maintain the current phone status at the time. When some appliIcation has already started, the application will keep running even after you lock the key operation.
When the key operation is locked, you cannot power off your e313. Unlock this function before attempting to turn off the
handset.
Setting the Key lock The Key lock can be set only from the Home screen. Even when some tasks are open, you can return to the Home screen by pressing the Start key.
To set the Key lock on/off
Emergency calls under the Key lock While the phone is locked under this function, emergency calls can be made only to the designated numbers. Follow the steps below to make an emergency calls while the key lock is set.
To Do This 1 Set the Key lock on/off
On the Home screen, press the MENU key and key.
To Do This 2 Enter the designated emergency number Enter the designated emergency number.
The confirmation message is displayed. Note : The screen below is displayed until the designated emergency
number is correctly entered.
3 Call the number Press SK1 (Yes).
Your e313 is unclocked temporarily and the emergency call is made.