I.R.I.S. Cardiris 4 - Manual (Page 82)

Chapter 7 – Reference Information
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 The OCR will be re-executed.
Change Selected Cards - Delete Image
The Delete Image command deletes the image of the scanned card.
The card information assigned to the database field is not deleted,
however.
Click the Open Image or Scan Image command on the toolbar to
insert a new card image. The recognized data will not be changed.
Note that when the document type is set to Image, the Delete Image
command is disabled for safety reasons: if you were to click the
Delete command, the entire card would be removed and would have
to be re-scanned.
Scan/Open this Side of the Card
Often business cards contain important information on the reverse
side such as private cell phone numbers, company logos etc.
Therefore Cardiris offers the possibility to scan both the front and