Troubleshooting Fault Routine S:29=0Major Error S:6=194h on Allen Bradley SLC 500 System

Question:

I am a newcomer to the Allen Bradley system and recently successfully connected to it a week ago. Unfortunately, there was no formal training available at my workplace. To enhance my knowledge, I am planning to undergo self-training after managing to troubleshoot initial issues. Currently, I am encountering an error message despite having a good CPU. The error displayed is "Fault Routine S:29=0Major Error S:6=194h." This error indicates that the module in Slot 1 was found to be inserted while the system was powered on. Despite my attempts to resolve this issue, the error persists even after replacing the card in Slot 1 with a working one. I would greatly appreciate any assistance to resolve this recurring fault. Thank you for your help.

Top Replies

To troubleshoot an issue with a controller, try removing all modules except the CPU. Develop a new program and upload it to the controller for testing. If the controller functions correctly in run mode, the issue may lie with the module configuration.

In Salt Lake City, it is important to power down the rack in order to safely insert or remove a module. Kindly ensure the proper shutdown procedure is followed to prevent any damage. - Alan

I make sure to always power down before removing any modules to prevent any issues. After removing the card from slot 1 and downloading the program to it, I received an error message even with the module removed. Could this be a backplane problem? Let's troubleshoot.

It appears that there may be an issue with the chassis of the vehicle. However, there are many experienced individuals here who are well-versed in the unique characteristics of the SLC line. It would be beneficial to stay and see if anyone has encountered this problem before and can provide further insight. Additionally, if anyone has a spare chassis available for testing purposes, it would be greatly appreciated.

Certainly, I am able to transfer the chassis from another bus to make it work. By utilizing a new chassis with the existing cards, I can definitely make it happen.

Hey there, welcome to the world of Allen Bradley! I've encountered a similar error before. One thing to check might be the slot rack - sometimes, it's not the module itself, but rather where it's being inserted that's causing the issue. Try plugging the module into a different slot, if you can. Additionally, make sure your system is completely powered down before you insert the module in order to avoid triggering the error. Also, peruse through the Allen Bradley manuals online, they have detailed troubleshooting steps for different error codes which could be very helpful. Hang in there, it gets easier once you get the hang of it!

Hey there! Allen Bradley systems, especially without formal training, can indeed be a bit tricky to figure out. The error you're getting seems to suggest a hot-swap issue with the module in Slot 1. Have you tried fully powering down the system before inserting the new card into the slot? Sometimes the system can still detect a 'card insertion' even with a simple reboot. Also, you may want to double-check the status of the rest of your system using RSLogix 5000 just to ensure there are no additional issues causing this error. It's a great tool for understanding Allen Bradley error codes. Hope this helps!

Sounds like you're on the right track in terms of attempting to solve the problem. The good news is, based on my experience with Allen Bradley systems, the error you mentioned typically relates to a faulty configuration rather than a hardware defect. Thus, even if you've replaced the card in Slot 1, the error might persist if the system still perceives it as faulty due to incorrect settings. I would recommend rechecking your entire configuration to make sure everything is in order. Also, ensure that the card in Slot 1 is compatible with your CPU and has the latest firmware update. At times, setting the system to default settings can also help resolve similar issues. Keep up the self-training - it's a steep curve, but certainly surmountable.

Hey there! It’s great to hear about your progress with the Allen Bradley system. Addressing your issue, the error message typically implies the CPU didn't recognize the card in Slot 1 when powering up. My suggestion would be to power down the system, make sure Slot 1 is totally clean and free of dust, physically reseat the card and then power it back up. The system needs to identify the card during bootup. Also, you might want to check the configuration in RsLogix 5000 to see if it matches the actual I/O configuration. Hope this helps!

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Frequently Asked Questions (FAQ)

FAQ: 1. What does the error message "Fault Routine S:29=0Major Error S:6=194h" on an Allen Bradley SLC 500 System indicate?

Answer: Answer: The error message indicates that the module in Slot 1 was found to be inserted while the system was powered on, leading to a major error.

FAQ: 2. How can I troubleshoot the "Fault Routine S:29=0Major Error S:6=194h" error on my Allen Bradley SLC 500 System?

Answer: Answer: To troubleshoot this error, try powering off the system, removing the module from Slot 1, powering on the system, and then reinserting a working module into Slot 1. If the error persists, further investigation may be required.

FAQ: 3. I am a newcomer to the Allen Bradley system and lack formal training. How can I enhance my knowledge and troubleshoot issues like the "Fault Routine S:29=0Major Error S:6=194h" error?

Answer: Answer: To enhance your knowledge, consider undergoing self-training by exploring available resources such as online tutorials, manuals, forums, and seeking assistance from experienced professionals in the field.

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