Quick Start
H3C S5500-EI Series Ethernet Switches
Chapter 1 Product Overview
1-11
LED
Mark
Status
Description
Solid green
The module is in
position and
works normally.
Flashing yellow
The switch does
not support the
module or a
module failure
occurs.
Module LED
MOD
OFF
No module is
installed.
POST
runnin
g
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.
Softwa
re
loading
The power
LED
flashes
green.
A bar rotates
clockwise around
the LED.
7-segment
digital LED
Unit
Fan
failure
The power
LED is
solid red.
The LED displays
F
.