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communication s7-200

Created by: Skaras at: 7/17/2008 2:59 PM (4 Replies)

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7/17/2008 2:59 PM	Rate (0)
Skaras Posts: 30 Rating: (0)	after a download in cpu221 i cannot communicate with cpu, and the led on cpu sf/diag and run are always on! is there any way to reset cpu without having communication?? thank you
Skaras Posts: 30 Rating: (0)
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7/17/2008 4:16 PM	Rate (0)
reg Posts: 6 Rating: (0)	Could you use an EEPROM?
reg Posts: 6 Rating: (0)
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7/18/2008 8:34 AM	Rate (0)
Helmut_13 Posts: 2930 Rating: (432)	Hi, at the MicroWIN CD-ROM you can find a SW tool called "wipeout.exe". With this tool and a RS232 PC-PPI cable you can reset the PLC to the factory settings. Please observe if you use this tool then the complete PLC will be cleared and the program is deleted. I hope this helps. Regards Helmut
Helmut_13 Posts: 2930 Rating: (432)
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7/22/2008 8:57 AM	Rate (0)
Skaras Posts: 30 Rating: (0)	thanks a lot buti think that my cpu is dead...
Skaras Posts: 30 Rating: (0)
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7/22/2008 1:38 PM	Rate (0)
Helmut_13 Posts: 2930 Rating: (432)	Hi, with "wipeout.exe" you can change any com setting of the PLC to the factory default. Additionla point check in MW what is your local station address. This normaly 0. But some times operator "play" and change it to the same as the PLC station address and then you run in problems. regards helmut
Helmut_13 Posts: 2930 Rating: (432)
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