The Samsung MW1255WA Oven has some known problems that occur often. Here are some easy to do solutions for the problems or error codes your Samsung might be giving you.
The oven appears completely unresponsive despite the fuse being intact.
The oven is non-functional with a blown fuse.
The oven does not recognize key inputs as expected.
The timer functions, but the microwave does not heat.
The turntable remains stationary during operation.
The oven ceases operation unexpectedly while in use.
The oven does not respond to program commands.