Summit X460 Series Switch LEDs

The following sections describe the meanings of the LEDs on the Summit X460 series switches.

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Front Panel LEDs

Label or Type Color/State Meaning
M (Management) Fast blinking green (2 Hz) Power-on self test (POST) in progress.
Steady green POST passed. System is booting image.
Slow blinking green (1 Hz) Normal operation
Blinking amber

Switch diagnostics are running.

or

System is disabled. Post failed or system overheated.

Off No external power is attached.
FAN Steady green Normal operation.
Blinking amber Failure.
Off No power.

PSU-1, PSU-2

Steady green Normal operation.
Steady amber Power is attached, but no power is on.
Blinking amber Failure.
Off No power is attached.
10G 1 – 2 Steady green Link OK on the indicated 10-Gbps port.
Blinking green Activity on the indicated 10-Gbps port.
Stack Management 1 – 2 Steady green Link OK on the indicated stacking port.
Blinking green Activity on the indicated stacking port.
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2-digit Stack number Indicator

Label or Type Color/State Meaning
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 – 28 or 1 – 48

Steady green Link OK
Blinking green Activity
Off No link, or port is disabled.
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Additional Port LED meanings for PoE switches: Summit X460-24p & Summit X460-48p

Label or Type Color/State Meaning
All front-panel ports Steady amber Port is powered with link, no traffic
Blinking amber Port is powered with link, traffic
Off Port is not powered, has no link, or is disabled
Management Port Steady green Link OK
Blinking green Activity
Off No link, or port is disabled.
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Back Panel

Label or Type Color/State Meaning
Port LED

(on installed port option card)

Steady green Link OK
Blinking green Activity
Stacking Port LED

(on installed SummitStack or SummitStack-V80 module)

Steady green Link OK
Blinking green Activity