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EXTF Led ON:

6/9/2014 5:22 AM	Rate (0)
Mr000411 Posts: 2 Rating: (0)	i am facing problem in these days, My PLC Siemens Simatic S7-400 Cpu Giving EXTF.After ON/Off CPU fault cleare, but i want to know why this is happend and how we can prevent to this fault. Thank,s Usman
Mr000411 Posts: 2 Rating: (0)
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6/9/2014 5:36 AM	Rate (0)
playerslight Posts: 1064 Rating: (72)	Check your diagnostic buffer it should tell what caused the fault
playerslight Posts: 1064 Rating: (72)
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6/9/2014 5:48 AM	Rate (0)
Ste39 Posts: 4620 Rating: (710)	Hello Mr000411, And even after playerslight suggestion have a look: EXTF LED lit continuously - Siemens Industry Online Support ...
Ste39 Posts: 4620 Rating: (710)
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