type is Line), digit keys, X, Volume key,
HEADSET key, Speakerphone key.
Note: Pressing X key to end the call are
not applicable to SIP-T23P/T23G/T21(P)
E2/T19(P) E2 IP phones.
Description:
Configures a DSS key as a phone lock key on the IP phone.
The digit 50 stands for the key type Phone Lock.
For line keys:
X ranges from 1 to 29 (for SIP-T48G/S)
X ranges from 1 to 27 (for SIP-T46G/T46S/T29G)
X ranges from 1 to 15 (for SIP-T42G/T42S/T41P/T41S)
X ranges from 1 to 21 (for SIP-T27P/T27G)
X ranges from 1 to 3 (for SIP-T40P/T40G/T23P/T23G)
X ranges from 1 to 2 (for SIP-T21(P) E2)
For programable keys:
X=1-10, 12-14 (for SIP-T48G/T48S/T46G/T46S)
X=1-10, 13 (for SIP-T42G/T42S/T41P/T41S/T40P/T40G)
X=1-14 (for SIP-T29G/T27P/T27G)
X=1-10, 14 (for SIP-T23P/T23G/T21(P) E2)
X=1-9, 13, 14 (for SIP-T19(P) E2)
For ext keys:
For SIP-T48G/T48S/T46G/T46S:
X ranges from 1 to 6, Y ranges from 1 to 40.
For SIP-T29G/T27P/T27G: