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H3C S3100-SI Series Ethernet Switches
Chapter 1 Product Overvie
w
1-17
Table 1-2 Description of the port status LEDs on the S3100-SI
series
Mode LED
status
Port status LEDs and
their status
Description
Flashing
Data is passing through
the port.
Yellow LED
(left)
OFF
No data is passing
through the port.
ON
The port is connected
properly
A/L mode
LED is on
Green LED
(right)
OFF
The port is not
connected or wrongly
connected.
ON
The port operates in full
duplex mode.
Yellow LED
(left)
OFF
The port operates in
half duplex mode.
ON
The port operates at
100 Mbps.
D/L mode
LED is on
Green LED
(right)
OFF
The port operates at 10
Mbps.
1.7.3 MODE button
The MODE button is a mode switch button for the status LEDs of
100 Mbps Ethernet ports. You can toggle between the A/L LED and
the D/S LED by pressing this button.