Panasonic KX-NCP500 User Manual page 155

Opening a Door (Door Open)
Some extensions may be prohibited from using this feature.
From a specified extension
PT/SLT/PS
Off-hook.
From any extension while talking to the doorphone
PT/SLT/PS
5
C.Tone
Enter 5.
•
The door open will be triggered for a specified time period.
doorphone no.
5 5
Enter doorphone
Enter 55.
number (2 digits).
On-hook.
1.10.1 If a Doorphone/Door Opener is Connected
C.Tone
On-hook.
User Manual 155