The diode converts the a c power output of the transformer to d c doubling the voltage to nearly 5 000 volts.
Samsung microwave not heating enough.
This applies to both regular microwave heating and convection heating.
A microwave that is not turning on or is turning off by itself is usually caused by overheating or a low power supply.
Quick troubleshoot and what you may need to fix video.
This high voltage powers the magnetron to heat the food.
When the diode fails it is often visibly burned out.
This high voltage powers the magnetron to heat the food.
You can check your microwave for signs of overheating and power loss or disable demo mode to solve the issue.
The microwave also won t heat if it does not have enough clearance or ventilation.
The only thing worse than a samsung is their support.
However if your microwave doesn t heat up at all it could be in demo mode.
My samsung microwave also will not heat.
If the diode burns out the magnetron won t receive enough voltage to operate preventing the microwave from heating.
We bought all new samsung appliances just over a year ago and every single one has been repaired.
I contacted support and they said my warranty was up two months ago but offered no assistance to resolve the issue.
Always put safety first when dealing with electricity.
If the microwave turns on but does not heat checking a few settings and the installation will help resolve the issue.