Nl9206ad4 Manual | Philips

The NL9206AD4 has a small green/red LED near the terminal block:

| LED Pattern | Meaning | Action | |-------------|---------|--------| | Solid Green | Normal operation | None required | | 1 flash / 3 sec | No load (no lamp connected) | Check lamp or LED array | | 2 flashes / 3 sec | Over-temperature | Improve ventilation; reduce ambient temp | | 3 flashes / 3 sec | Over-voltage | Check input supply; use surge protector | | Solid Red | Internal failure | Replace driver | philips nl9206ad4 manual

Based on the original 24-page manual (version 2.1, 2019), here are the most critical excerpts: The NL9206AD4 has a small green/red LED near

If you cannot locate the PDF, these resources can help: Connect to Power: Plug the AC mains cable