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1.3 Telephone Features
Operating Manual 75
To call an extension
Dial DISA
phone number.
DISA
phone no.
From an Outside Telephone
In No Security Mode/Trunk Security Mode
Off-hook.
Dial DISA
phone number.
DISA
phone no.
In All Security Mode
Off-hook.
Enter
.
Enter
DISA security code
(4
–
10 digits).
Dial desired
extension number.
desired
extension no.
Dial desired
extension number.
desired
extension no.
R.B.Tone &
DISA OGM
(or one short beep)
R.B.Tone
R.B.Tone &
DISA OGM
(or one short beep)
One short beep
You can dial the preprogrammed
AA number instead.
DISA security code
R.B.Tone
You can dial the preprogrammed
AA number instead.