The instructions below outline the installation process to enable DualCom GradeShift®/DigiAir® UDL with a
Risco LightSYS Panel:

How to enable UDL:

  • Go into “Programming”, “Menu” and press “1, 1, 1, 1, OK”
  • Go to “System”, then “Controls” and “Communication”
  • Check that “CS Enable = Y” and select “Enable the Configuration Software”
  • Go to “Communication” then “Method”, “PSTN” and “Parameters”
  • Change “Rings to Answer” to “01”
  • Go to “Communication” then “Config SW”, “Security” and “Remote ID”
  • Change from “0001” to “0000”
  • Once completed, exit “Programming” by pressing “Menu, Menu, Menu, 0, OK” How to Enable ARC:
  • Go into “Programming”, “Menu” and press “1, 1, 1, 1, OK”
  • Go to “System”, then “Controls” and “Communication”
  • Check that “ARC Enable = Y” and select “Enable the ARC Communication”
  • Go to “Communication” and select “ARC”
  • For Report Type “ARC1” select “VOICE” then “PSTN Only” then enter “01” for the phone number
  • For Report Type “ARC2” select “VOICE” then “PSTN Only” then enter “01” for the phone
    number
  • For “Comm Format” select “Contact ID” or “SIA”
  • If using “SIA”, select “Controls”, “SIA with Part” and change to “Y”
  • If using “SIA”, select “Controls”, “SIA with Text” and change to “Y”