1-13
Status
LED
System status
LED (PWR)
Seven-segment LED
Description
Steady red
The LED flashes t.
Over-temperature alarm
The LED displays C.
The current switch is the
command switch in the cluster.
The LED displays S.
The current switch is a member
switch in the cluster.
The LED displays c.
The current switch is a
candidate switch in the cluster.
Steady green
The LED displays the specific numbers.
The member ID of the current
switch.
S5120-24P-EI and
S5120-48P-EI do not support
IRF.
The seven-segment LED, the system status LED, and the port mode LED on the S5120-28C-PWR-EI
or S5120-52C-PWR-EI that supports PoE can display the PoE power consumption percentage of the
switch. For details, refer to
Table 1-12.
Table 1-12 Seven-segment LED description (2)
LED status
LED
Port mode
LED
System
status LED
Seven-segment LED
Description
Unit
Flashing
green (1 Hz)
(PoE mode)
Steady
green
The LED displays the
specific signs.
0 - 20%
21 - 40%
41 - 60%
61 - 80%
81 - 10 0%
For example, when the LED
displays the
sign, it indicates
that the PoE power currently
provided by the switch occupies 0
to 20% of the total PoE power that
the switch can provide.
10/100/1000Base-T Auto-Sensing Ethernet Port Status LED
The port mode LED and the 10/100/1000Base-T auto-sensing Ethernet port status LED together
indicate the port operation status. Refer to
Table 1-13 for details.
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