Extreme Networks ExtremeSwitching 5520 Series Hardware Installation Manual page 25

Power Supplies for Use with Your Switch
The ExtremeSwitching 2000 W AC power supply has the status LEDs listed in the following table:
Table 8: ExtremeSwitching 2000 W AC Power Supply LED Status Indications
IN_OK
(Green)
Off
On
On
On
OUT_OK Description
(Green or Red)
Off No AC input power connection or low AC voltage.
Off AC input good, 54V output disabled.
(Red) On AC input good, output (54V) fault.
(Green) On AC input good, DC outputs in spec.
ExtremeSwitching 5520 Series Hardware Installation Guide
2000 W AC Power Supply
25