Fujitsu D3141 Tehnical Manual page 50

Features
It is also possible to boot a system without its own boot hard disk via LAN. PXE
is supported for this.
The separate management LAN connector is used as a management interface
(iRMC S2) and is prepared for operation with the Remote Management.
Each LAN controller connector has two LEDs that indicate the transfer rate (A)
and the state (B) of the connection:
Figure 22: LEDs of the LAN ports on the I/O riser board
Pos. Function
A LAN speed
(system LAN)
50
B
A
C
D
B
A
Description
Steady yellow signal in the event of a LAN transfer
rate of 1 Gbit/s.
Steady green signal in the event of a LAN transfer
rate of 100 Mbit/s.
Remains dark in the event of a LAN transfer rate of
10 Mbit/s.
Technical Manual
2 1
4 3
CSS
B
A
B
A
D3141 (RX600 S6)