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CPU S7-400F fault

9/25/2012 4:41 PM	Rate (0)
ALGUDKAR RAO Posts: 621 Rating: (10)	dear all while process is going on suddnly the cpu s7-400F going to BAT fault,STOP mode is blowing.again power off cpu and ON working fine up to 3 days. this is repeats again and again. i removed the battery and replaced same and redownload the program,finally i change the CPU also.till i am same facing the problem..whatz the cause and remedy... can any one having the idea plz share with me..
ALGUDKAR RAO Posts: 621 Rating: (10)
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9/25/2012 5:19 PM	Rate (0)
Marcjan Diamond Member Joined: 4/22/2010 Last visit: 3/31/2025 Posts: 5697 Rating: (716)	Hello, New battery can be empty or needs to be depacivated, measure voltage. See attached part off manual. Powersupply can be faulty, replace if you have spare. Backplane pins can be damaged or bend. Regards, Marcjan Attachment battery.pdf (366 Downloads)
	Problem solved? Please let us know! Please no technical questions by PM, use the forum sections for your questions.
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