Siemens S7-1500 - Connecting components

Product overview, functions
2.7 LEDs
CP 1543-1
22 Operating Instructions, 05/2017, C79000-G8976-C289-07
2.7
LEDs
LEDs
①
RUN LED
②
ERROR LED
③
MAINT LED
④
LINK/ACT LED
⑤
Reserve LED
Figure 2-2 LED display of the CP 1543-1 (without front cover)
Meaning of the LED displays of the CP
The CP has the following 3 LEDs to display the current operating status and the diagnostics
status:
•
RUN
(one
-color LED: green)
•
ERROR
(one
-color LED: red)
•
MAINT
(one
-color LED: yellow)