Issue
What would cause the Environmental Discrimination Circuit (EDC) activation?
Solution
Something is blocking the beams.
Installed on unstable ground.
Inappropriate beam power control level.
Over the maximum protection range of the model.
Soultion:
Remove the object.
Fix the installation site.
Readjust the control level.
Reinstall within the maximum range.
Part numbers DS453Q, DS455Q
How to correct the D1255 Command Center going blank while selecting menus.
While entering key stroke commands and using the Menu option on the D1255, the display blanks out and the speaker crackles then the display comes up after 5 seconds.
How to correct custom functions that execute when A, B or C keys are pressed on the D720.
D1256 Command Center functions are Executing when A, B or C Keys on a D720 are pressed.