Siemens SINUMERIK 840D sl Manual page 46

Interfaces
6.5 PROFINET interfaces, ports 1, 2
Position of the ports
The 2 ports for the PROFINET connection are in the option slot of NCU 720.2 PN and
NCU 730.2 PN.
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 PROFINET port to be
displayed:
Table 6-7
Name
Link
Activity
Beneath the ports are 2 LEDs with no specific function.
MAC addresses
A type plate for with the MAC addresses of the PROFINET/Ethernet interfaces is attached to
the front panel of the NCU 720.2 PN and NCU 730.2 PN:
Figure 6-6
46
PROFINET ports LED displays
Color Status
Green To
Off
Orange To
Off
MAC addresses of the PROFINET/Ethernet interfaces
Meaning
100 MBit link available
Missing or faulty link
Sending or receiving
No activity
Manual, 03/2010, 6FC5397-0AP10-3BA0
NCU