Canon DR-2050SP User Manual page 28

2.
Adjust the document guide to the width of the document being scanned.
IMPORTANT
Do not hold the tips of the document guide adaptor when installing it. Doing so
can damage the document tray.
3.
Fan the stack of documents to be scanned, and then angle the stack as shown in
the illustration so the top edge of the first page is the lowest. (Set the document
in the scanner with the top edge of the document facing downwards.)
CAUTION
Handle the document carefully when setting it in the scanner. The
edges of the paper can unexpectedly cut your hands.
24
Using the Scanner