1-13
Status
LED
System status
LED (PWR)
Seven-segment LED
Description
The LED displays the specific numbers.
The member ID of the current
switch in the IRF system.
Switch 4210G NT 24-port and
Switch 4210G NT 48-port do
not support IRF.
The seven-segment LED, the system status LED, and the port mode LED on the Switch 4210G PWR
24-port or Switch 4210G PWR 48-port that supports PoE can display the PoE power consumption
percentage of the switch. For details, refer to
Table 1-11.
Table 1-11 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 - 100%
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 1-12 for details.
Table 1-12 10/100/1000Base-T auto-sensing Ethernet port LEDs description
Status
Port mode
LED
Ethernet port status
LED
Description
Steady green
The port operates at a rate of 1000 Mbps; the LED is fast
flashing when data is being sent and/or received on the port.
Steady yellow
The port operates at a rate of 10/100 Mbps; the LED is fast
flashing when data is being sent and/or received on the port.
Flashing yellow (3 Hz) POST failed on the port.
Steady
green (rate
mode)
Off The port is not up.
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