Yealink T48S Skype For Business Edition User Manual page 77

After you set a lock PIN, you can use it to unlock your phone.
Note
The PIN's length is controlled by the server. For more information, contact your
administrator.
If you do not create a lock PIN when prompted, you will be automatically signed out of the
phone in a set amount of time, and you must create a lock PIN when you sign in again.
Locking Your Phone
When the phone lock feature is enabled, do one of the following to lock your phone:
Tap
-
Long press
-
The phone automatically locks after being idle for a set amount of time (in minutes).
-
Configuring the Idle Timeout for Phone Lock
To configure the time of automatic locking via phone user interface:
Tap Menu->Setting->Basic->Phone Lock.
1.
Enter the integer between 1 to 1440 minutes in the Idle time-out(mins) field.
2.
The time is 10 minutes by default.
Tap to accept the change.
3.
The phone will lock automatically when it has been inactive for 10 minutes.
Unlocking Your Phone
You can unlock your phone using your lock PIN.
on the screen title area.
for two seconds.
Customizing Your Phone
75