Warning Description

The CSS Input card is not installed or has failed its power-on test.

Attempt to correct

- If CSS was installed, contact Airport Lighting Company.
- If CSS was not installed: the option for CSS functionality was unintentionally enabled. To disable, navigate to: Configuration Menu > CSS Config > [Disable]

Airport Lighting Company | Type L-828 / L-829 Ferroresonant Constant Current Regulator