Diagnostics - Siemens SIMATIC ET 200SP Manual

BusAdapter BA 2xM12

6.3 Diagnostics

6.3 Diagnostics
LEDs
The figure below shows the LEDs on the BusAdapter BA 2xM12:
①
②
Figure 6-4 LEDs on the BusAdapter BA 2xM12
LK1/LK2 LEDs on the BusAdapter
Table 6-2 Status and error displays
LED
LK1/LK2
There is no Ethernet connection between the
off
Industrial Ethernet/PROFINET interface of your
PROFINET device and a communication part­
ner, e.g. IO controller.
There is an Ethernet connection between the
on
Industrial Ethernet/PROFINET interface of your
PROFINET device and a communication part­
ner, e.g. IO controller.
The "Node flash test" is running. The RN/ER/MT
LEDs are also flashing.
flashes
32
LK1 (green)
LK2 (green)
Meaning Remedy
Check whether the bus cable to the switch or IO control­
ler is disconnected.
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Equipment Manual, 10/2022, A5E41449003-AC
BusAdapter