Chosen Solution

The buttons most work for timer but the start button stopped working can it be fixed

Cause 1 Touchpad and Control Panel To determine if the touchpad and control panel are defective, try pressing each of the buttons on the control panel. If some of the buttons respond correctly while others don’t, replace the touchpad and control panel. Cause 2 Touchpad To determine if the touchpad is defective, try pressing each of the buttons on the control panel. If some of the buttons respond correctly while others don’t, replace the touchpad. Cause 3 User Control and Display Board To determine if the control and display board is defective, try pressing each of the buttons on the control panel. If none of the buttons are responding correctly, replace the user control and display board.