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Ambientnoise · 29th Apr 2021, 5:55 pm

A shorted capacitor is a good bet. Could also be the hv diode which you can’t test with a normal dvm etc as it’s effectively several diodes in series. As you know take care !

Ken

29th Apr 2021, 5:55 pm	#6
Ambientnoise Heptode Join Date: Feb 2006 Location: Marlborough, Wiltshire, UK. Posts: 917	Re: 32 year old Sharp microwave oven... A shorted capacitor is a good bet. Could also be the hv diode which you can’t test with a normal dvm etc as it’s effectively several diodes in series. As you know take care ! Ken