Yealink SIP-T54S Administrator's Manual page 530

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
Dsskey->Line Key/Programable Key->Label
Phone User Interface:
Menu->Features->DSS Keys->Line Key X->Label
linekey.X.shortlabel
(X ranges from 1 to 21)
Description:
(Optional.) Configures the short label displayed on the LCD screen for line key.
Note: It is only applicable to SIP-T52S IP phones.
Web User Interface:
Dsskey->Line Key->Short
Phone User Interface:
Menu->Features->DSS Keys->Line Key X->Short Label
To configure a group call pickup key via web user interface:
Click on Dsskey->Line Key (or Programable Key).
1.
In the desired DSS key field, select Group Pickup from the pull-down list of Type.
2.
Enter the group call pickup code in the Value field.
3.
(Optional.) Enter the string that will appear on the LCD screen in the Label field.
4.
Select the desired line from the pull-down list of Line.
5.
Click Confirm to accept the change.
6.
To configure the group call pickup code on a per-line basis via web user interface:
Click on Account->Advanced.
1.
Select the desired account from the pull-down list of Account.
2.
504
Parameters Permitted Values
String within 99
characters
Default
Blank