Solution
Calibration is automatically performed for the first film scan or after a certain amount of scan.
If scanning film, pull out the film from the Film Adapter Unit when the message dialog is displayed, then press the [OK] button when you are ready.
The calibration process will start and take approximately 1 to 2 minutes.
"Executes preview." is displayed when calibration is completed.
Set the film with care as described in the following note before pressing the [OK] button.
Align the borderlines between frames with the guidelines of the unit.