Interrupts, Error Messages, Diagnostics And System Alarms; Status And Error Displays - Siemens SIMATIC ET 200SP IM 155-6 PN/2 HF Manual

Interrupts, error messages, diagnostics and system
alarms
5.1

Status and error displays

LED displays
The following figure shows the LED displays on the interface module and BusAdapter.
①
②
③
④
⑤
⑥
⑦
⑧
Figure 5-1
Meaning of the LED displays
The following tables contain the meaning of the status and error displays.
Interface module IM 155-6 PN/2 HF (6ES7155-6AU01-0CN0)
Manual, 10/2018, A5E03915895-AH
RN (green)
ER (red)
MT (yellow)
PWR (green)
MT2 (yellow), SCRJ port
LK2 (green)
MT1 (yellow), SCRJ port
LK1 (green)
LED displays on the interface module and BusAdapter
5
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