Installation Manual
H3C S3600 Series Ethernet Switches Chapter 1 Product Overview
1-16
Table 1-9 LEDs on the front panel of the S3600-28P-EI
LED Mark Status Indication
Solid green
The system passes the
Power-On Self-Test (POST) and
is operating normally.
Flashing green (1 Hz)
The system is running a POST or
is downloading software.
Solid red
The POST of the system fails or
a serious fault is detected.
Flashing yellow (1 Hz)
Some ports fail to pass the POST
and some functions are disabled.
AC
power
LED
PWR
OFF The power is disconnected.
Solid green
Both the internal AC power
supply and the DC input are
normal.
Solid yellow
The internal AC power supply
fails or is disconnected, but the
DC input is normal.
DC
power
LED
RPS
OFF The DC input is not connected.
Speed Solid green
Rate information of the
10Base-T/100Base-TX Ethernet
ports and the 1000Base-X SFP
ports.
Mode
LED
Mode
Duplex Solid yellow
Duplex information of
10Base-T/100Base-TX Ethernet
ports and the 1000Base-X SFP
ports.
POST
running
PWR flashes
green (1 Hz)
Displays the POST test ID (in the
range of 1 to 9).
The PWR LED
flashes yellow.
POST
failed
The PWR LED
is solid red.
Flashes the POST test ID of the
failed test.
Software
loading
The PWR LED
flashes green.
A bar rotates clockwise around
the LED.
Fan
failure
The PWR LED
is red
Displays “F”.
7-
segment
digital
LED
Unit
Unit ID
Button
released
Displays the unit ID in the fabric;
and displays “1” if there is only
one unit.