Fujitsu Primergy TX100 S2 Operating Manual page 48

Installation and operation
LED indicators on the LAN connection
Figure 6: LED indicators on the LAN connection
1 LAN connection indicator (green)
Lights up when a LAN connection is established.
Flashes when data is being sent or received.
2 LAN line speed (orange/green)
Off = 10 Mbit/s (or no connection, if LED 1 is also off)
Green = 100 Mbit/s
Orange = 1000 Mbit/s.
48 Operating Manual
T X100 S2