Installation Manual
H3C S5500-EI Series Ethernet Switches
Chapter 1 Product Overview
1-5
LED
Mark
Status
Description
POST
running
The power
LED flashes
green
The LED displays the
POST test ID.
POST
failed
The power
LED flashes
red
The LED flashes the
POST test ID of the
failed test.
Software
loading
The power
LED flashes
green.
A bar rotates clockwise
around the LED.
Fan
failure
The power
LED is solid
red.
The LED displays
F
.
Over-tem
perature
alarm
The power
LED is solid
red.
The LED displays
t
.
7-segment digital
LED
Unit
Cluster
state
The power
LED is solid
green.
For a command switch,
the LED displays
C
.
For a member switch,
the LED displays
S
.
For a candidate switch,
the LED displays
c
.
The LED displays
1
if
there is only one unit.