Diagnostics; Diagnostics Via Led Displays - Siemens SIMATIC ET 200SP HA Equipment Manual

Diagnostics

6.1

Diagnostics via LED displays

Below, you will find tables containing information on the status and error messages on the
BusAdapter.
LEDs on the BusAdapter
The following LEDs are located on the front of the BusAdapter.
Marking
①
LK1
②
LK2
Table 6-1
LED displays on the BusAdapter
Table 6-2 Status display "LK1" and "LK2" on the BusAdapter
LEDs "LK1" and "LK2"
ON
Off
Flashes
BusAdapter for Distributed I/O
Equipment Manual, 09/2019, A5E39261458-AB
1
2
Color
Green
Legend for the following tables:
LED lit
LED display flashes
Off LED not lit
There is an Ethernet connection between the PROFINET IO inter‐
face and a communication partner (for example, an IO controller).
There is no Ethernet connection between the PROFINET IO inter‐
face and a communication partner (for example IO controller).
The "Node flashing test" is performed. You can use the "Node flash
test" to determine which IO controller connected on the same bus
provides a direct connection.
Meaning
LED displays on the BusAdapter to visualize the status of the
Ethernet connection
Meaning
6
Solution
-
Check whether the bus cable
to the switch/IO controller is
interrupted.
-
29