Interrupts, Error Messages, Diagnostics And System Alarms; Status And Error Displays - Siemens SIMATIC ET 200SP Manual

Interrupts, error messages, diagnostics and
system alarms
5.1

Status and error displays

LED displays
The figure below shows the LED indicators on the interface modules and on the BusAdapters:
①
②
③
④
⑤
⑥
⑦
Figure 5-1
Meaning of the LEDs
The following tables contain the meaning of the status and error displays.
Interface Module IM 155-6 PN R1 (6ES7155-6AU00-0HM0)
Equipment Manual, 11/2022, A5E51160307-AA
RN (green)
ER (red)
MT (yellow)
LK1 (green)
LK2 (green)
ACT (green)
PWR (green)
LED displays on the interface module and BusAdapter 2xRJ45
5
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