Minolta QUICKSCAN35 Instruction Manual page 15

QuickScan 35 dialog box and preview window appear, after setup.
If the computer cannot confirm interface because the QuickScan 35
power is off or there is a problem with the SCSI connection or the
SCSI ID number, a dialog box will appear. Correct the problem and
click OK.
If the scanner detects that film is loaded or that there is abnormality
in the scanner light source, a dialog box appears. Click Eject and
remove the film.
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