Station Features and Operation (PT/SLT)
252 User Manual
To unlock the door while talking to the visitor at the doorphone from any extension
Conditions
• If you dial "5" again while the door is open, the door will stay open for another five seconds.
• Doorphone Call Destination
It is necessary to program the extensions that can receive doorphone calls during day and
night mode.
7230/7235/7433/7436
Confirmation tone
Hang up or press
SP-PHONE.
The door is left unlocked for the pre-programmed
amount of time (default: 5 s).
<PT Display Example>
door opener number
Door 1 Open
OPEN
S1
S2
S3
Press OPEN (S3).
PT
Dial 5.
Confirmation tone
Hang up or press
SP-PHONE/MONITOR.
5
The door is left unlocked for the pre-programmed
amount of time (default: 5 s).
<PT Display Example>
door opener number
Door 1 Open
SLT
The door is left unlocked for the pre-programmed
amount of time (default: 5 s).
Flash the
switchhook.
Confirmation
tone and
dial tone
Confirmation
tone
Dial 5.
5
Hang up.