Brother MFC-J615W Basic User's Manual page 82

Copying Difficulties
Difficulty
Cannot make a copy.
Poor copy results when using the ADF. Try using the scanner glass. (See Using the scanner glass on page 23.)
Vertical black lines or streaks
appear in copies.
Fit to Page does not work correctly. Make sure your source document is not skewed.
Scanning Difficulties
Difficulty
TWAIN or ICA errors appear when
starting to scan. (Macintosh)
Poor scanning results when using
the ADF.
OCR does not work.
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Suggestions
Make sure that the COPY
Vertical black lines or streaks on copies are typically caused by dirt or correction
fluid on the glass strip. Clean the glass strip. (See Cleaning the scanner glass
on page 56.)
Reposition the document and try again.
Suggestions
Make sure the Brother TWAIN driver is chosen as the primary source.
In PageManager, click File, Select Source, TWAIN and choose the Brother
TWAIN driver.
Mac OS X 10.6.x users can also scan documents using the ICA Scanner Driver.
See Scanning a document using the ICA driver (Mac OS X 10.6.x) in the Software
User's Guide.
Try using the scanner glass. (See Using the scanner glass on page 23.)
Try increasing the scanner resolution.
(Macintosh users)
Presto! PageManager must be downloaded and installed before use.
See Accessing Brother Support (Macintosh) on page 3 for further instructions.
key is illuminated.