Summit X650 Series Switches
Summit Family Switches Hardware Installation Guide
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Summit X650 Series Switch LEDs
Table 35 describes the LEDs on the Summit X650 series switches.
Table 35: 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 is 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) Reserved for future use.
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 (on
installed VIM1 module)
Steady green Link OK
Blinking green Activity
SFP/SFP+ port LED (on
installed VIM1 module)
Steady green Link OK
Blinking green Activity