SLT and ISDN Telephone Features
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7.2
SLT and ISDN Telephone Features
D
4. Hang up.
To unlock the door while talking to the doorphone from any extension
1. Press the Register Recall button.
• You hear a confirmation tone and then a dial tone.
2. Dial 5.
• You hear a confirmation tone.
• The door is left unlocked for 5 seconds.
3. Hang up.
Conditions
• You must dial 5 within ten seconds after pressing the Register Recall button.
• If you do not answer an incoming doorphone call within thirty seconds, the call is
cancelled.
• You must program the extensions that can receive calls from each doorphone for day
and night mode.
• “Class of Service” programming determines the extension that can unlock the door.
• It is possible for any extension users to originate a call to a doorphone.
• The door opener 1 through 4 can be unlocked using the feature number, while the
doors which are paired with the doorphone 1 through 4 can be unlocked while talking
to the doorphone.
• The door opener 1 and 2 and the doorphone 1 and 2 are related to the master cabinet,
the door opener 3 and 4 and the doorphone 3 and 4 are related to the slave cabinet.
• Doorphone calls can be forwarded to ISDN S0 lines. The destination phone numbers
can be assigned in System Programming.
Programming References
• System Programming — Installation Manual
[122] Automatic Door Open Assignment
[511] Door Opener Access
[607]–[608] Doorphone Ringing Assignment — Day/Night
[625]–[626] Doorphone Call Forwarding — Day/Night
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