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4-58 DPT Features
D 4.2 DPT Features
3
Door Open
Doorphone Call
Allows you to have a conversation with a visitor at your doorphone. You can also unlock
the door from your telephone.
Calling an extension from a doorphone
1. Press the Doorphone button.
• The visitor hears a beep.
• Wait for an answer and talk.
Answering a doorphone call
When you hear the doorphone ring tone at the extension;
1. Lift the handset or press the SP-PHONE button.
Calling a doorphone
1. Lift the handset or press the SP-PHONE/MONITOR button.
2. Dial the feature number (31).
• You can talk after you hear a confirmation tone.
• The display shows:
To unlock the door from an assigned extension
1. Lift the handset or press the SP-PHONE/MONITOR button.
2. Dial the feature number (55).
• You hear a confirmation tone.
• The door is left unlocked for 5 seconds.
• The display shows:
3. Hang up or press the SP-PHONE/MONITOR button.
Doorphone
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