Siemens SIMATIC NET S7-300-PROFIBUS CP 342-5 Equipment Manual page 43

7. If the station is prepared according to the instructions, start loading with the "Download"
button.
You can follow the loading of the firmware file with the LED pattern of the CP, see section
LED displays (Page 29).
CP 342-5
Equipment Manual, 01/2023, C79000-G8976-C146-11
Diagnostics and upkeep
5.1 Loading firmware
43