Installation Guide

Table Of Contents
Summit X450, X450a, and X450e Series Switch LEDs
The following sections describe the meanings of the LEDs on the Summit X450, X450a, and X450e
series switches.
Table 30: Front Panel
Label or Type Color/State Meaning
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.
O 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.*
O No power
PSU-I
(Internal power supply)
Steady green Normal operation
Blinking amber Failure
O No power
PSU-E
(External power
supply)
Steady green Normal operation
Blinking amber Failure
O No external power attached.
Ethernet Ports
1 – 24 or 1 – 48
(21 – 24 and 45 – 48 are
shared ports)
Steady green Link OK
Blinking green Activity
O Link is not present or port is disabled.
1
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.
Summit Switches Summit X450, X450a, and X450e Series Switch LEDs
Summit Family Hardware Installation Guide 101