Yealink T48G-SKYPE FOR BUSINESS EDITION User Manual page 71

Business Server, the locked phone can only place an emergency call and cannot make
other outgoing call. When the parameter DisableHandsetOnLockedMachine is set to
False on the Skype for Business Server, the locked phone can place an emergency call and
other outgoing call. By default the locked phone can only place an emergency call and
cannot make other outgoing call.
–
You cannot search contacts on the pre-dialing screen.
When the locked phone is idle:
Digit keys, # key, * key, volume key, HEADSET key, navigation keys, OK key and speakerphone
key are available and other keys on the phone are locked.
When the locked phone receives an incoming call:
You can answer, reject or mute the incoming calls only.
When the locked phone engages in a call:
You can place the call on hold, mute or unmute the call, end the call or dial emergency numbers
(whether the phone can make other outgoing calls depends on the value of
DisableHandsetOnLockedMachine) only.
Note
Phone status will change to Away after the phone is locked and the phone will revert to previous
status when unlocked. For more information, refer to
To change the phone Unlock PIN via phone user interface:
Tap ->Basic->Phone Lock.
1.
Select Enabled from the pull-down list of Phone Lock field.
2.
Enter the current PIN in the Current PIN field.
3.
Enter the new PIN in the New PIN field.
4.
Enter the new PIN again in the Confirm PIN field.
5.
Tap to change the unlock PIN.
6.
Customizing Your Phone
Changing Presence Status on page 26.
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