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Quick Start
H3C S5500-EI Series Ethernet Switches
Chapter 1 Product Overview
1-10
LED
Mark
Status
Description
Solid green
The switch is
started normally.
Flashing green (1
Hz)
The system is
running a
power-on self-test
(POST).
Solid red
The system fails
the POST or a
power failure
occurs.
Flashing yellow (1
Hz)
Some ports fail a
POST or a port
failure occurs.
Power LED
PWR
OFF
The power is
disconnected.
Solid green
The DC input is
normal and the
RPS is connected
and works
normally.
Solid yellow
The RPS input is
normal, but a DC
input failure
occurs or no DC
power is
connected.
Redundant
power system
LED
RPS
OFF
No RPS is
connected.