Select PASSCODES (RADXUSR1/RADXUSR2) from the Panel Items list. Select either User 99 or User 249 as required, and enter the security company's phone number in the User Name column.
Use the RADXUSR2 handler for 9000 Series control panels, or RADXUSR1 handler for 7000 Series control panels, and enter the group on the passcode worksheet. Enter the number of the pertinent user as described above (99 or 249) and press the [Enter] key. Enter the security company's phone number in the line below U99 Name (or U249 Name).