750 W DC Power Supply LEDs

The following tables describe the meanings of the LEDs on the 750 W DC power supply (part number XN-DCPWR-750W-F or XN-DCPWR-750W-R).

The LEDs are located on the end of the power supply unit, arranged vertically to the left of the terminal block.

Table 1. 750 W DC Power Supply LED Status Indications
Label and Color Description State Meaning


Fault Indicator On (Solid) PSU fault
Off No PSU fault


DC output Good On (solid) DC output OK
Off or Blinking

DC output fail



DC input Good "IN OK" On DC input OK
Off DC input fail