What To Do When Electrical Components Start Smoking, How to Repair Electronic Boards DO435

A stressful few days as I pull my hair out tracking down a burned up transistor on the CP Bourg 3002 Perfect binder. So many electronic boards can be repaired instead of replaced but it takes time, which can be costly. Both repairing and replacing works, I like the journey of learning how something works so I can find the bad component. Thought the problem was an over-heating solenoid, turned out that the solenoid was over-heating because of a faulty $2 MOSFET, easy fix once I found the bad part. Fascinating! B & R Automation PLC DO435/DO 435.

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