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TDC Rack power off

Created by: Harry55 at: 12/26/2022 1:14 PM (8 Replies)

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12/26/2022 1:14 PM	Rate (0)
Harry55 Experienced Member Joined: 6/2/2020 Last visit: 3/24/2023 Posts: 205 Rating: (0)	Dear All, We are facing one problem in our plant that TDC rack getting off and power OK LED was orange and sys fail LED was red. After reset made it is working for few hrs. We have changed power source and TDC rack. But still facing same problem. Please tell me anyone have any idea.

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12/27/2022 5:03 AM	Rate (0)
KSN Platinum Expert Joined: 8/25/2006 Last visit: 3/24/2023 Posts: 2179 Rating: (272)	Hello. What is the order number of your rack? Which modules are used in the rack? Power OK LED could be red or green. Goto CFC-menu CPU-Module Information and copy info from both tabs ''Error panel and 'Exception buffer'. Also goto Simatic Manager, right-click on each CPU, select PLC-Module Information and check diagnostics info here.

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12/27/2022 11:11 AM	Rate (0)
Harry55 Experienced Member Joined: 6/2/2020 Last visit: 3/24/2023 Posts: 205 Rating: (0)	KSN Hello. What is the order number of your rack? Which modules are used in the rack? Power OK LED could be red or green. Goto CFC-menu CPU-Module Information and copy info from both tabs ''Error panel and 'Exception buffer'. Also goto Simatic Manager, right-click on each CPU, select PLC-Module Information and check diagnostics info here. Sir, TDC number is 6DD1682-0CH0. We are using CPU551 & SM500 modules. Buffer shared in attachment. Attachment F2_HLC_26122022 Exceptions.txt (57 Downloads)

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12/27/2022 11:22 AM	Rate (0)
KSN Platinum Expert Joined: 8/25/2006 Last visit: 3/24/2023 Posts: 2179 Rating: (272)	Look at FB N2_HL_INP_ST1.IN4000 (TYP: AENC ). Did you change something related to this FB? Do you have diagnostics from Simatic Manager? You can make a Support request with info from exception buffer.

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This contribution was helpful to 1 thankful Users Harry55

12/30/2022 7:50 AM	Rate (0)
Harry55 Experienced Member Joined: 6/2/2020 Last visit: 3/24/2023 Posts: 205 Rating: (0)	One more thing I have checked that one CPU showing supplementary ID 52(Cache Error). Can you help us what is it and where I can check. Any manual or instruction by your side?

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12/30/2022 8:22 AM	Rate (1)
KSN Platinum Expert Joined: 8/25/2006 Last visit: 3/24/2023 Posts: 2179 Rating: (272)	Hello. There is no manual about these errors, you can only create a Support Request.

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This contribution was helpful to 1 thankful Users Harry55

12/30/2022 8:40 AM	Rate (0)
Harry55 Experienced Member Joined: 6/2/2020 Last visit: 3/24/2023 Posts: 205 Rating: (0)	Sir, i have created request. But Have you experience these type of issue as all the supplementary ID is 72 but only one processor ID was 52. Thats why I am asking here.

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12/30/2022 9:18 AM	Rate (0)
KSN Platinum Expert Joined: 8/25/2006 Last visit: 3/24/2023 Posts: 2179 Rating: (272)	I have no much experience, system errors happens with me very rarely.

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12/30/2022 2:05 PM	Rate (0)
Harry55 Experienced Member Joined: 6/2/2020 Last visit: 3/24/2023 Posts: 205 Rating: (0)	Ok sir thanks for the response.

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