MPU looks normal to me too.
Resets is a classic sign of the 5volts dipping on the power supply, just as Grumpy is pointing out for you to test.
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Quoted from Icebear1372:Most of the time the top vertical line lights up.
Reseat both sides of that display ribbon cable, at the MPU and at the display.
Quoted from Icebear1372:I replaced the power supply board with a known working board. It took care of the shutting down issue
Time to replace the electrolytic capacitors.
2 weeks later
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