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1.3 Telephone Features
122
Operating Manual
To monitor
To monitor through a doorphone
To talk with a person in the monitored room
PT
extension no.
Dial monitored
extension number
.
Press
SP-PHONE
.
Press
AUTO ANS/MUTE
.
Room monitoring starts.
PT
doorphone no.
Dial monitored
doorphone number
(1
–
4).
Enter
31
.
1
3
Press
SP-PHONE
.
Press
AUTO ANS/MUTE
.
Monitoring starts.
PT
OR
Press
AUTO ANS/MUTE
or go off-hook.
Talk.