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LED test or defective CPU firmware Error 1214c DC/DC/DC CPU

Created by: Khaled Taha at: 1/27/2014 9:59 AM (2 Replies)

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1/27/2014 9:59 AM	Rate (0)
Khaled Taha Advanced Member Joined: 11/10/2012 Last visit: 8/11/2021 Posts: 5 Rating: (0)	while stop Program at1214c DC/DC/DC CPU FW V3.0.1 go toLED test or defective CPU firmware by Flashing (alternating yellow and green) ==> STOP/RUN Yellow / Green LED Flashing ==>ERROR Red Flashing ==>MAINT Yellow can't able to communicate to PLC What is the wrong?

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1/27/2014 11:02 AM	Rate (0)
Denilson Pegaia Platinum Expert Joined: 9/23/2005 Last visit: 12/9/2024 Posts: 4358 Rating: (1454)	Hi, I suggest,if still possible, you try toupgrade your S7-1200 to 3.0.2. If it doesn't solve your problem, the alternative is to send the CPU to Siemens (to repair): http://support.automation.siemens.com/BR/view/en/64789124
	Denilson Pegaia Siemens Industry Sector Technical Support
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6/19/2015 1:19 PM	Rate (0)
Min_Moderator Platinum Member Joined: 9/3/2014 Last visit: 3/13/2019 Posts: 4766 Rating: (122)	New question published by Irco is split to a separate thread with the subject S7-1200, no request from all machines and Rx/Tx LED alway orange. Best regards Min_Moderator

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