Siemens NCU 7 0.2 Series Manual page 56

Connecting
7.6 Use of Ethernet interfaces
LED displays
For diagnostic purposes, the RJ45 sockets are each equipped with a green and an orange
LED. This allows the following status information about the respective Ethernet port to be
displayed:
Table 7- 10
LED
Green
Orange
Position of connectors
The following figure shows the mounting position and designation of the Ethernet connectors
on the module.
Figure 7-5
56
Ethernet port LED displays
Status
On
Off
On
Off
Position of the Ethernet interfaces
Meaning
10 or 100 Mbit link available
Missing or faulty link
Receive or transmit activity
No activity
Manual, 02/2011, 6FC5397-0AP20-0BA0
NCU 7x0.2