The Samsung BT621 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 display is blinking due to a power failure.
The oven light does not illuminate because it is faulty.
The oven's fan continues to run even after the oven has cooled down.
The oven does not heat up even after the function and temperature have been set.
An error code appears, and the oven does not heat up, indicating a fault in the internal electrical circuit connection.
The divider is missing or used incorrectly in the twin cooking mode.
A household fuse may have blown, or a circuit breaker may have tripped, causing the oven not to function.