Operation 2-51
Operation
◆
To lock / unlock
Preventing Other People from Using Your Telephone
(Electronic Station Lockout)
Off-hook.
On-hook.
Dial 77.
PT / SLT
C.Tone
Enter code (3 digits) twice or once.
Lock
Unlock
OR
desired code
same code
stored code
7 7
• If you forget the code or cannot unlock your phone, consult an operator. They can unlock your extension
(Remote Station Lock Control).