Interrupt, Error And System Messages; Status And Error Display - Siemens SIMATIC ET 200SP Operating Instructions Manual

Interrupt, error and system messages

9.1

Status and error display

LED display
The following figure shows the LED displays of the CPU 1515SP PC2.
①
②
③
④
Figure 9-1
Meaning of the LED displays with active S7-1500 Software Controller
The CPU 1515SP PC2 has three LEDs to indicate the current operating state and diagnostics
status.
CPU 1515SP PC2 (F/T/TF)
Operating Instructions, 03/2023, A5E42603425-AC
RUN/STOP LED (yellow/green LED)
ERROR LED (red LED)
MAINT LED (yellow LED)
POWER LED (yellow/green LED)
LEDs of the CPU 1515SP PC2
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