Image Quality
Phaser 3330 and WorkCentre 3335/3345 Xerox Internal Use Only
Service Manual
3-4
Print-Quality Defect Definitions
The following table lists the print-quality defect, the defect description, and a link to the page where
print-quality defect corrective procedure is located.
Defect Description Go to
Vertical Black Line or
Band
Straight thin black vertical line occurs in the printed image. Vertical Black
Line or Band
Vertical White Lines White vertical voids appear in the printed image. Vertical White
Lines or Bands
Horizontal Black Band Dark or blurry horizontal stripes occur in printed images
periodically or not.
Horizontal
Black Band
Black or White Spots Dark or blurry spots occur periodically in the printed image.
White spots occur periodically in the printed image.
Black or White
Spots
Light or Undertone
Print
The image density is too light, with no ghosting. Light or
Undertone
Print
Black Print or Dark
Image
The entire image area is dark. Black Print
Uneven Density Print Density is uneven between left and right sides of printed
image.
Uneven
Density
Background
Contamination
There is toner contamination on all or most of the page. Background
Contamination
Ghosting Ghosting occurs at 94.4 mm intervals of the OPC drum on the
entire page.
Ghosting or
Residual
Image
Smears on Printed
Page
The background on the face of the printed page is stained. Smears on
Printed Page
Smears on Back of
Page
The back of the page is stained at 47 mm intervals. Smears on
Back of Page
Blank Print The entire image area is blank. Blank Print
Toner Smears Toner smears appear on the page. Toner Smears
Unfused Image The toner is not completely fused. Unfused
Image
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