Allen-Bradley · Compact 5000 Digital I/O Modules
This diagnostic indicates that one or more internal diagnostics have found a fault within the product (module). This typically points to a hardware failure, firmware issue, or other internal malfunction of the module. If the problem persists, the module may need replacement.
Click steps to track your progress.
Cycle power to the module.
If the problem persists after power cycling, replace the module.