Yealink SIP-T2 SERIES Administrator's Manual page 870

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
Parameter
Phone User Interface:
Menu->Features->DSS Keys->Line Keys X->Type
linekey.X.label/
programablekey.X.label/
expansion_module.X.key.Y.label
Description:
(Optional.) Configures the label displayed on the LCD screen for each DSS key.
For line keys:
X ranges from 1 to 29 (for SIP VP-T49G/SIP-T48G)
X ranges from 1 to 27 (for SIP-T46G/T29G)
X ranges from 1 to 15 (for SIP-T42G/T41P)
X ranges from 1 to 21 (for SIP-T27P)
X ranges from 1 to 3 (for SIP-T40P/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
For programable keys:
X ranges from 1 to 4.
For ext keys:
X ranges from 1 to 6, Y ranges from 1 to 20, 22 to 40 (Ext key 21 cannot be
configured).
Web User Interface:
DSSKey->Line Key/Programable Key->Label
Phone User Interface:
Menu->Features->DSS Keys->Line Key X->Label
To configure phone lock via web user interface:
1. Click on Features->Phone Lock.
2. Select the desired value from the pull-down list of Phone Lock Enable.
3. Select the desired value from the pull-down list of Phone Lock Type.
4. Enter the unlock PIN in the Phone Unlock PIN (0~15 Digit) field.
848
Permitted Values
String within 99
characters
Default
Blank