Siemens SIMATIC CPU 1515SP PC2 F - Interrupt, error and system messages; Status and error display

CPU 1515SP PC2 (F/T/TF)
Operating Instructions, 09/2018, A5E42603425-AA
51
Interrupt, error and system messages
9
9.1
Status and error display
LED display
The following figure shows the LED displays of the CPU 1515SP PC2.
①
RUN/STOP LED (yellow/green LED)
②
ERROR LED (red LED)
③
MAINT LED (yellow LED)
④
POWER LED (yellow/green LED)
Figure 9-1 LEDs of the CPU 1515SP PC2