Installation Manual
H3C S3100-52P Ethernet Switch
Chapter 1 Product Overview
1-2
II. LEDs
The S3100-52P Ethernet switch provides one AC-input power LED, one port mode
LED, one 7-segment digitron display, 48 x 10/100 Mbps Ethernet port status LEDs, and
four SFP port status LEDs on its front panel. You can learn how it operates by reading
the LEDs as shown in Table 1-2.
Table 1-2
LEDs on the front panel of the S3100-52P
LED
Mark
Color
Indicates
Speed Solid
green
Speed of the 10/100 Mbps ports,
state of the 1000 Mbps SFP ports,
or fabric state.
Duplex Solid
yellow
10/100 Mbps duplex mode, state
of the 1000 Mbps SFP ports, or
fabric state.
Mode
LED
Mode
PoE —
—
Solid green
The system passes the Power-On
Self-Test (POST) and is operating
normally.
Flashing green (1 Hz)
The system is going through the
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.
Power
LED
PWR
OFF
The power is disconnected.
