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Station Features and Operation (DPT/SLT)
172 User Manual
4.3.36 Do Not Disturb (DND) Override
You can override the "Do Not Disturb (DND)" feature set on the other extension, if permitted
by System Programming beforehand.
Conditions
• Class of Service
Class of Service (COS) programming determines the extension that can perform this
feature.
• If you hear a reorder tone after dialing 1, your extension is not permitted to execute "Do Not
Disturb (DND) Override" feature by System Programming.
• What if a busy tone is heard after DND override?
The other extension in DND mode is busy.
In this case, you may perform the following features.
— Automatic Callback (Camp-on)
— Busy Station Signaling (BSS)
— Off-Hook Call Announcement (OHCA)
PT and SLT
<PT Display Example>
101: DND
Dial 1.
Wait for an answer and talk.DND tone
If you hear Do Not Disturb (DND) tone after making an intercom call;
1
Over
S1
S2
S3
If you make an intercom call and hear the Do Not Disturb (DND) tone;
Press Over (S2).
Wait for an
answer and talk.
<PT Display Example>
101: DND
PT