Siemens SIMATIC ET 200AL System Manual page 272

Interrupts, error messages, diagnostics and
system alarms
5.1 Status and error displays
LED displays
The figure below shows the LED displays (status and error displays) of the IM 157-1 DP
interface module.
①
②
③
④
⑤
⑥
Figure 5-1
22
RUN (green)
ERROR (red)
MAINT (yellow)
ET-CON1 (green)
ET-CON2 (green)
DP (green)
LED displays
IM 157-1 DP (6ES7157-1AA00-0AB0)
Equipment Manual, 08/2021, A5E32100641-AE
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