SIMATIC S7-300 training kit STOP LED blinking

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wolfrose
Posts: 7
Joined: Wed Feb 16, 2022 9:03 pm

SIMATIC S7-300 training kit STOP LED blinking

Post by wolfrose »

SIMATIC S7-300 training kit not working.

PLC doesn't go to RUN mode, and still in STOP mode all the time.

STOP mode led is blinking every 1 second, even when I press MRES key.
This is a video I recorded for issue demonstration:

https://youtube.com/shorts/ISMPH_zNuG4
roberto_battistella
Posts: 71
Joined: Wed Sep 01, 2010 10:20 am

Re: SIMATIC S7-300 training kit STOP LED blinking

Post by roberto_battistella »

fai la cancellazione totale AG (da Simatic Manager)
wolfrose
Posts: 7
Joined: Wed Feb 16, 2022 9:03 pm

Re: SIMATIC S7-300 training kit STOP LED blinking

Post by wolfrose »

But the PLC can't connect to PC.
CoMod
Site Admin
Posts: 3992
Joined: Thu Feb 16, 2006 3:25 pm
Location: Russia

Re: SIMATIC S7-300 training kit STOP LED blinking

Post by CoMod »

Run "Setting PG/PC interface"
Select your adapter (MPI Auto or Profibus Auto)
Diagnose connection - Speed and Adress
Image
if (boom) Check cable connection and Terminator "On"
Image
wolfrose
Posts: 7
Joined: Wed Feb 16, 2022 9:03 pm

Re: SIMATIC S7-300 training kit STOP LED blinking

Post by wolfrose »

It turned out to be the flash card.

My colleague brought another flash card from another kit and it worked on this PLC.

And my mistake is that I formatted the old flash card, and later I checked the Siemens forum and I read that I should've put it in another kit and try to reset it from there.

Now what I can do ? buy a new flash or what exactly ?