Scan defects are apparent
Make sure that the original document is placed correctly. Place the original
document face down on the flatbed scanner with the top-left corner of the
document located in the lower-right corner of the scanner glass.
Too light or dark
Try adjusting the settings. Be sure to use the correct resolution and color
The original image might be very light or dark or might be printed on colored
Ink, glue, correction fluid, or an unwanted substance might be on the scanner
glass. Try cleaning the scanner glass. For more information, see Maintain the
Black dots or streaks
Ink, glue, correction fluid, or an unwanted substance might be on the
scanner glass; the scanner glass might be dirty or scratched; or the lid
backing might be dirty. Try cleaning the scanner glass and lid backing. For
more information, see Maintain the printer. If cleaning does not correct the
problem, the scanner glass or lid backing might need to be replaced.
The defects might be on the original and are not a result of the scanning
Try adjusting the settings. Make sure that the resolution and color settings are
Size is reduced
The HP software settings might be set to reduce the scanned image. See the HP
printer software Help for more information about changing the settings.