90 SuperScript 4600N — User’s Guide
Black LineA fine black line appearing in the printed image may indicate
that the Belt Cartridge surface is damaged or that there is
debris stuck in the Belt Cartridge area.
Solutions
• Clean or replace the Belt Cartridge if it is damaged or has
reached the end of its expected life.
• If problem persists call a service representative.
Vertical LineA vertical line of any color appearing in the printed image
may indicate that there is debris on or near the transfer drum.
Solutions
• Clean inside the back of the printer especially the Paper
Discharger (see page 78).
Image Staggered VerticallyA printed image that staggers or repeats vertically may
indicate that the printer was bumped or vibrating during
printing. It may also indicate that the optical unit has failed.
Solutions
• Ensure that the printer was not bumped during printing
and that the surface it is placed on is not shaky or
wobbly.
• Call a service representative to check the printer, if you
cannot identify a cause.
Horizontal BandingHorizontal banding in the image may indicate a transfer
failure.
Solutions
• Check Toner Modules.
• Replace the Belt Cartridge if it is getting to the end of its
life.
• If problem persists call a service representative.
Horizontal White BandA white band appears horizontally in the print image.
Solution
• Call a service representative to check the printer.
Toner SpotsToner spots or stains on the paper may be caused by toner
dropping inside the printer.
Solutions
• Clean the Belt Cartridge (see page 76).
• Call a service representative to check the printer.
Mixed Color ImageIf a mixed color image appears on the page it may indicate a
problem with a Toner Module.
Solutions
• Confirm that all Toner Modules are inserted correctly.
• Make sure that the Front Cover is completely closed.
• Replace or redistribute Toner Modules if low.