Extreme Networks 17001 Summit X450, X450a, and X450e Series Switch LEDs, Internal PSU Power On

Summit Family Switches

Table 11: Number of External PSUs and Corresponding PoE Behavior

Internal PSU				External PSU/Chassis
Status	EPS-600LS (1x)	EPS-600LS (2x)	EPS-600LS (3x)	Failed/Disconnected
Internal PSU:	370 W of	740 W of	740 W of	370 W of
Power On	redundant power	external power only	external power only	internal power only
		Internal PSU disabled	with 2:1 redundancy
			Internal PSU disabled
Internal PSU:	370 W of	740 W of	740 W of	No PoE power
Power Failure	external power only	external power only	external power only
			with 2:1 redundancy

For more information, see “EPS-600LS External Power Module” on page 77.

Summit X450, X450a, and X450e Series Switch LEDs

Table 12 describes the LEDs for the Summit X450, X450a, and X450e switches.

Table 12: LEDs on the Summit X450, X450a, and X450e Switches

Label or Type	Color/State	Meaning
Front Panel
MGMT	Blinking green (fast)	Power-on self-test (POST) in progress.
	Steady green	POST passed. System is booting image.
	Blinking green (slow)	Normal operation
	Blinking amber	Switch diagnostics running.
		or
		System is disabled. POST failed or
		system overheated.
	Off	No external power attached
FAN	Steady green	Normal operation
	Steady amber*	A single fan in the array has failed. The
		switch can continue to operate
		indefinitely.*
	Blinking amber	Failure
		or
		Two or more fans in the array have
		failed. Because system cooling is
		compromised, you should replace the
		switch.*
	Off	No power
	* These states for the Fan LED occur only on Summit X450a-48tDC
	switches with a manufacturing part number of 800294-00 and
	X450a-48tDC-TAA switches with a manufacturing part number of
	800337-00.
PSU-I	Steady green	Normal operation
(Internal power supply)
	Blinking amber	Failure
	Off	No power

58 Summit Family Switches Hardware Installation Guide