Samsung Microwave MS840CB/XAA Troubleshooting and Repair Help

We’ve put together a list of symptoms for Samsung Microwave model MS840CB/XAA below. The top three symptoms for MS840CB/XAA are "Noisy", "Tray won't turn", and "No heat". Click on your symptom to see what causes it and how to fix it. With step by step instructions, repair info, and how-to videos, you’ll see just how easy it is to fix your broken MS840CB/XAA Samsung Microwave.