Features 3-573 Features PProprietary Telephone Setting Data Default SetAllows a proprietary telephone user to reset the following Proprietary Telephone Settings tothe default settings.• Preferred Line Assignment — Outgoing• Preferred Line Assignment — Incoming• Exchange Line Ringing Selection• Intercom Alert Assignment• Call Waiting Tone Selection• Operating Instructions Reference1.2 Proprietary Telephone Settings, “Customising Your Telephone Functions”,Proprietary Telephone Setting Data Default Set+Preferred Line Assignment — OutgoingA proprietary telephone user can select a desired outgoing line preference to make outsidecalls from the following 3 line preferences. System Programming and Proprietary TelephoneSettings are required.Idle Line Preference: When the user goes off-hook, they are connected to an idle line.An idle line is automatically selected from the pre-assignedlines in program [419].Prime Line Preference: When the user goes off-hook, they are connected to thepre-assigned line. Assign one prime line beforehand.No Line Preference: No line is selected when the user goes off-hook. They mustselect a line to make a call.• Line Access Key(s) (Single Exchange Line, Other Exchange Line or Trunk Group) shouldbe assigned to the line key(s) beforehand.• Required System Programming[400] Exchange Line Connection Assignment[405]–[407] Flexible Outward Dialling Assignment — Day/Night/Lunch[419] Automatic Designated Exchange Line Access• Related Feature ReferenceLine Access Keys• Operating Instructions References1.2 Proprietary Telephone Settings, “Customising Your Telephone Functions”,Preferred Line Assignment — Outgoing1.2 Proprietary Telephone Settings, “Customising the Buttons on Your Telephone”,Line Access Keys+!!