Conditions
• The Door Box Feature Requires an unused analog extension port (084M-B1: ST3-ST4 fixed) on the
each KSU.
• To use Door Box PRG 10-03-05 (SLI PKG): 1 : Doorphone needs to be set.
• Door Boxes can ring Multiline, Single Line, and wireless telephones.
• A Door Box cannot ring a virtual extension.
• External Call forward by Doorphone can forward Doorphone calls Off-Premise while a user is away.
This feature only works for ISDN lines.
• Off-hook signaling is available for Door Boxes. If an extension user is on the telephone, the Large
LED flashes indicating the Door Box ringing, and the display shows a call from the door box.
• The door strike cannot be activated when a door box is forwarded off-premise.
• The door phone number programmed in 15-03-19 for Single Line Door phone must be different than
other non-SLT door phones. (V4.0 or higher)
• Single line door phone acts like a single line until the hotline time expires then it will call the
doorphone destination. (V4.0 or higher)
• The door phone access service code (PRG 11-12-36) cannot be used for SLT doorphone. (V4.0 or
higher)
• When talking to a single line door phone, pressing flash will activate the doorlock release. (V4.0 or
higher)

Last edited by brokeda; 01/23/16 05:46 PM.