Print-Quality Troubleshooting Procedures; Print-Quality Defect Definitions - Xerox phaser 3140 Service Manual

Print-Quality Troubleshooting

Print-Quality Troubleshooting Procedures

Print-Quality Defect Definitions

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The following table lists print-quality defects, their definition, and the page where
each corrective procedure appears.
Defect Definition
Repeating Defects A pattern of horizontal lines or spots.
Printing Begins at Printing begins at wrong position on the paper. page 5-10
Wrong Position
Light or Undertone The overall image density is too light.
Print
Black Print The entire image area is black.
Uneven Density Density is uneven between left and right sides.
Background A light or gray contamination appears on all or
Contamination most of the page.
Ghosting (1) There is ghosting at 75.3 mm intervals on the
entire print.
Ghosting (2) Ghosting appears at 75.3 mm intervals when
printing on card stock or transparencies from
the manual feeder.
Ghosting (3) White ghosting appears at 75.3 mm intervals.
Ghosting (4) There is ghosting at 75.3 mm intervals. Fuser
operating temperature is too high.
Vertical White There is faded or white lines from the leading
Lines edge to the trailing edge.
Vertical Lines are The vertical components of the image are
Curved curved.
Vertical Black Line There are faded or black lines from the leading
or Band edge to the trailing edge.
Horizontal Black There are black lines running parallel with the
Line or Band leading edge of the print.
Black or White The toner image is not completely fused to the
Spots paper. The image easily rubs off.
Skew The printed image is not parallel with the
media.
Stains on the Front The background of the front of the page is
of the Page stained.
Stains on the Back The back of the page is stained.
of the Page
Blank Page (1) The entire image area is blank.
Blank Page (2) The entire print is blank. One or several blank
pages are printed.
Phaser 3140/3155/3160 Printer Service Manual
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