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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.
13
Press
SP-PHONE.
Press
AUTO ANS/MUTE.
Monitoring starts.
PT
OR
Press AUTO ANS/MUTE
or go off-hook.
Talk.