The Samsung SMK9175ST 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 time indicator displays 88:88.
The oven door is not securely closed, causing operational issues.
Child Lock is activated, preventing the use of the microwave by unsupervised children.
The Remind End Signal is an audible reminder that a cooking cycle is completed.
The power plug or power cord is damaged, posing a risk of electric shock or fire.