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Extreme networks 17001 Manuale Utente

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Summit Family Switches
 
Summit Family Switches Hardware Installation Guide
58
For more information, see 
Summit X450, X450a, and X450e Series Switch LEDs
 describes the LEDs for the Summit X450, X450a, and X450e switches.
Table 11: Number of External PSUs and Corresponding PoE Behavior
Internal PSU 
Status
EPS-600LS (1x)
EPS-600LS (2x)
EPS-600LS (3x)
External PSU/Chassis 
Failed/Disconnected
Internal PSU: 
Power On
370 W of 
redundant power
740 W of 
external power only
Internal PSU disabled
740 W of 
external power only 
with 2:1 redundancy
Internal PSU disabled
370 W of 
internal power only
Internal PSU: 
Power Failure
370 W of 
external power only
740 W of 
external power only
740 W of 
external power only 
with 2:1 redundancy
No PoE power
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 
(Internal power supply)
Steady green
Normal operation
Blinking amber
Failure
Off
No power