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s7-400 diagnostic buffer and fault led

Created by: mjelban at: 1/8/2007 12:34 PM (3 Replies)

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1/8/2007 12:34 PM	Rate (0)
mjelban Posts: 4 Rating: (1)	Hi everybody, I started workingh in a plant having alot of S7 reduddant 400 PLCs. and I found some leds in fault, also some faults in the diagnostic buffer. could someone tell me where or in which manual can i fine the explanation of the leds and buffer faults. and if exist a manual explains the corretion for the possible hardware faults and leds that usually happen. " some of those faults was in the CPU (external falult), and in analog input card ( SF)". regards to all.
mjelban Posts: 4 Rating: (1)
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1/8/2007 11:13 PM	Rate (2)
Late Platinum Expert Joined: 1/7/2006 Last visit: 11/17/2023 Posts: 2705 Rating: (318)	Hi Mjelban, You may look in the handbook of the redundant H-System for specific errors in the H-System. Automation System S7-400H Fault-tolerant Systems Or in the handbook for the AI card in a S7-400 system. Automation System S7-400 Module Specifications
	I hope that the answer will help, if you have still questions, don't hesitate to ask me. All the best, Late Never say never, think in solutions, not in trouble......
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1/9/2007 12:13 PM	Rate (1)
mjelban Posts: 4 Rating: (1)	hi late, thank you for this information, and you arenot late actually.[;)] i got all what i asked for in your repaly, so thank you so much. regards, mjelban
mjelban Posts: 4 Rating: (1)
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1/12/2007 11:41 PM	Rate (0)
Late Platinum Expert Joined: 1/7/2006 Last visit: 11/17/2023 Posts: 2705 Rating: (318)	Hi Mjelban, Have you find the problem for the LEDs that where on, or have you taped them off... [:D]
	I hope that the answer will help, if you have still questions, don't hesitate to ask me. All the best, Late Never say never, think in solutions, not in trouble......
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