I am an electrical engineer working in power production in my day time job. As a hobby I love to disassemble and fix broken things, mainly electric/electronic stuff.
Iphones, laptops, power supplies, etc.
Guess I will have lots to learn from the tremendous experience in this forum! Will try to contribute as much as I can.
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I am struggling with one of these cards.
Thunderstorm while the vacuum cleaner was connected to the outlet. After that it wouldn't start.
Checked for faulty components (some out of circuit) but nothing obvious.
Connected the card and works!
Disconnected the card, reconnected it again - not working…
Further inspection. Connected the card and works!
Disconnected the card, reconnected it again - not working…
When it was working I measured TP4 (printed 5V) in the circuit. I got 2.95V, which seems to be the reference voltage for the voltage regulator...
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