Diagnostics - Siemens SIMATIC ET 200SP Manual

BusAdapter BA 2xLC

9.3 Diagnostics

9.3 Diagnostics
LEDs
The figure below shows the LEDs on the BusAdapter BA 2xLC:
①
②
Figure 9-3
LK1/LK2 LEDs on the BusAdapter
Table 9- 2
52
LK1 (green)
LK2 (green)
LEDs on the BusAdapter BA 2xLC
Status and error displays
LED
LK1/LK2
There is no Ethernet connection between
the PROFINET IO interface of your
off
PROFINET device and a communication
partner, e.g. IO controller.
There is no Ethernet connection between
the PROFINET IO interface of your
on
PROFINET device and a communication
partner, e.g. IO controller.
The "Node flash test" is running. The
RN/ER/MT LEDs are also flashing.
flashes
Meaning Remedy
Check whether the bus cable to
the switch or IO controller is dis-
connected.
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Manual, 03/2018, A5E41449003-AA
BusAdapter