Xerox Phaser 4500 Service Manual page 227

Print-Quality Defect Definitions (Continued)
Defect Definitions
RESOLUTION: At 600 dpi, the two pixel lines and halftone patches cannot be
reproduced clearly on the print.
SPOT DELETIONS: Solid areas are marked with irregular white areas.
REPEATING DEFECTS: Recurring marks, spots, lines, or voids.
RESIDUAL IMAGES: The image from a previous print, which was not
removed during the cleaning process, has been developed on the current
print.
BACKGROUND: Uniform toner contamination in non image areas. See the
Background specification.
UNEVEN DENSITY: The text/line darkness and solid area density image
varies across the print.
SKEWED IMAGE: Angular displacement of the image from its intended
position on the print. See the specification.
REGISTRATION (lead edge to trail edge): Displacement of the image, in the
process direction, from its intended position on the print.
(inboard to outboard): Displacement of the image, in the direction of scan,
from its intended position on the print.
SKIPS / SMEARS: Skip-Loss or stretching of the image in bands across the
process direction.
Smear-The distortion of the image in bands across the process direction that
cause it to appear to be blurred or compressed.
5-4 Phaser 4500 Service Manual
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