Functional Description
MEN Mikro Elektronik GmbH
33
20BC50R00 E1 – 2015-09-07
Table 6.
Signal mnemonics of Ethernet front-panel connectors
3.6.1
Ethernet Status LEDs
The BC50R provides a total of four Ethernet status LEDs, two for each Ethernet
channel. They signal the link and activity status (different LED behavior can be
implemented on demand).
Table 7.
Ethernet status LEDs
Signal
Direction
Function
BI_Dx+/- in/out
Differential pairs of data lines for 1000Base-T
RX+/-
in
Differential pair of receive data lines for 10/100Base-T
TX+/-
out
Differential pair of transmit data lines for 10/100Base-T
LED
Description
Color
Function
L
Port 1 link
orange
on, when connection established
A
Port 1 activity
yellow
on, when Ethernet communication
on Rx or Tx
L
Port 2 link
orange
on, when connection established
A
Port 2 activity
yellow
on, when Ethernet communication
on Rx or Tx
