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Table 17
Seven-segment LED description (I)
LED
Status
Description
System status
LED (SYS)
Seven-segment (Unit) LED
Unit
Flashing green
The LED displays numbers one by
one.
POST is running, and the LED
displays the ongoing test item ID.
Flashing red
The LED displays flashing numbers.
POST has failed, and the LED
flashes the ID of the failed test item.
Flashing green
A bar rotates clockwise around the
LED.
Software is loading.
Steady red
The LED displays a flashing
F
character.
The switch is experiencing a fan
failure.
Steady red
The LED displays a flashing
t
character.
The switch is in an over-temperature
condition.
Steady green
The LED displays a capital
C
character.
The switch is the command switch in
a cluster.
The LED displays an
S
character.
The switch is a member switch in a
cluster.
The LED displays a lowercase
c
character.
The switch is a candidate switch for
a cluster.
The LED displays a number.
The member ID of the switch.
On the 3600-24-PoE+ v2 EI Switch, 3600-48-PoE+ v2 EI Switch, 3600-24-PoE+ v2 SI Switch or
3600-48-PoE+ v2 SI Switch, the seven-segment LED can also show the total PoE output power as a
percentage of the maximum PoE output power that the switch can supply (see
Table 18
).
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