Scan Image Quality Problems - Xerox WorkCentre 5019 User Manual

Symptom Possible cause
Unable to load The scan driver is not
data from the installed.
scanner due to a
TWAIN
communication
error.
Operation Is the file size too large?
stopped while
loading data.

Scan image quality problems

This table below lists possible solutions to problems with the image quality of scan data.
Symptom Possible cause
The scanned The document cover or
image is dirty. document glass is dirty.
The document is a
transparency or highly
translucent medium.
The document is on colored
or rough paper, or is a
blueprint.
The scanned document is
printed on glossy printing
paper.
The image is too The scan density is not
dark or too light. properly adjusted.
The Original Type is
unsuitable.
There are The document has been cut-
missing parts in and-pasted, or is creased.
the image.
WorkCentre 5019/5021
User Guide
Remedy
Install the scan driver.
Lower the resolution setting, and then try
loading the data again.
Remedy
Clean the document cover or document
glass.
Refer to Cleaning the document cover and
document glass on page 10-9.
When scanning highly translucent
documents, dirt on the document cover
shows up in the output. Place a sheet of
white paper over the document before
scanning.
Adjust the scan density or image quality
before scanning.
Glossy printing paper easily sticks to the
document glass, and shadows can resemble
dirt in the scan. Place a transparency or
transparent film under the document before
scanning.
Adjust the scan density.
Select the proper Original Type for the
document.
Cut-and-pasted or creased parts of the
document might not be making proper
contact with the document glass. Place a
stack of white paper on top of the document
to bring it into proper contact with the
document glass.
Problem solving
11-19