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Extreme networks 17001 Manuale Utente

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Summit Family Switches
 
Summit Family Switches Hardware Installation Guide
72
Summit X650 Series Switch LEDs
 describes the LEDs on the Summit X650 series switches.
Table 15: LEDs on the Summit X650 Series Switches
Label or Type
Color/State
Meaning
Front Panel LEDs
MGMT 
Blinking Green
Normal operation
Blinking Amber
Power-on self test (POST) failed; diagnostic test 
in progress
Off
No external power attached
FAN 
Steady Green
Normal operation
Blinking Amber
Failure
Off
No power
PSU-1 
Steady Green
Normal operation
Blinking Amber
Failure
Off
No power
PSU-2 
Steady Green
Normal operation
Blinking Amber
Failure
Off
No power
Stack 1 – 4 
Steady green
Link OK on the indicated stack port.
Blinking green
Activity on the indicated stack port.
2-digit Stack number Indicator
Left digit (1)
 Blinking
This switch is the stack master node (see 
description of right digit). 
Off
This switch is the stack backup node.
Right digit (1 – 8)
Indicates the position of this switch in the 
SummitStack configuration.
Upper half blinking
This switch is the stack master node.
Lower half blinking
This switch is the stack backup node.
Lit steadily
This switch is a standby node in the stack.
Ethernet Ports
1 – 24
Steady Green
Link OK
Blinking Green
Activity
Management Port
Steady Green
Link OK
Blinking Green
Activity
Back Panel
Stacking Port LED
Steady Green
Link OK
Blinking Green
Activity
SFP/SFP+ port LED 
Steady Green
Link OK
Blinking Green
Activity
Power supply LED
Blinking Green
AC in; no output
Steady Green
Normal operation
Blinking Red
Output error
Steady Red
Critical error