To Perform a Knob Test
The knob test allows you to test the functionality of the knobs of the control panel.
- Press HOME > More > Diagnostics > Panel Diagnostics > Module Test > Knob Test.
- Press Change Only.
- 
            Rotate the knob that you want to test.
            An illustration of the knob is shown on the menu and the position graph is updated as the knob is rotated. 
- 
            Press the knob that you want to test.
            The text below the illustration of the knob changes from Up to Down when the knob is pressed. 
