Canon mx860 - Manual (Page 441)

5. Click Specify....
Select Auto Detect (Multiple Documents) for Document Size.
When setting is completed, click OK.
Scan Settings Dialog Box (Photos/Documents)
6. Return to the Scan/Import window and click Scan.
Multiple documents are scanned at one time.
When scanning is completed, the Scan Complete dialog box opens. Select Scan or Exit. Select
Scan to scan the next document, or select Exit to end.
Page 441 of 997 pages Scanning Multiple Documents at One Time