Quick Start
H3C S5500-EI Series Ethernet Switches
Chapter 1 Product Overview
1-21
LED
Mark
Status
Description
OFF
The port does not
supply power.
Green
A 1000 Mbps link
is present. When
data is being
received or sent,
the LED flashes at
a high frequency.
Flashing
yellow (3
Hz)
The port fails the
POST.
SFP port
status LED
(1000 Mbps)
—
The
Mode
button
has no
effect
on the
LED.
OFF
No link is present.
Yellow
A 100 Mbps link is
present. When
data is being
received or sent,
the LED flashes at
a high frequency.
Flashing
yellow (3
Hz)
The port failed the
POST.
Speed
OFF
No link is present.
SFP port
status LED
(100 Mbps)
—
Duplex
Green
The port operates
in the full duplex
mode. When data
is being received
or sent, the LED
flashes at a high
frequency.