Description Of Leds Of Interface Modules - 3Com 4210G Series Getting Started Manual

Figure 1-22 SFP+ cable
You are recommended to use SFP+ transceivers and SFP+ cables of H3C on the switch 4210G.
The types of SFP+ transceivers and SFP+ cables may update with time. For information about
transceivers, contact 3Com technical support or marketing staff.

Description of LEDs of Interface Modules

There is a LED for each port on the interface module panel.
Table 1-19 Description of LEDs on interface modules
LED
Port LED of an
interface module
For details about the port mode switching button, see
Mark Status
This LED is
not affected
—
by the mode
button.
1-19
Table 1-19 describes the LEDs.
The port is normally connected.
The LED blinks quickly when the
On
port is sending or receiving data.
Off The port is not up.
Port Mode LED.
Description