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C6150 User’s Guide
141
Light Print
Lines, Black (Vertical)
Possible cause Remedy
The toner cartridge is
incorrectly installed.
Reinstall the toner cartridge. See “Replace a
Toner Cartridge” on page 65.
Toner is low. Change toner cartridge. See “Replace a Toner
Cartridge” on page 65.
The paper is moist. Store paper within specified temperature and
humidity levels. See “Specifications” on
page 112.
Paper is unsuitable for
printer.
Use recommended paper. See “Paper (Print
Media)” on page 16.
Possible cause Remedy
Image drum is
damaged.
Replace image drum. See “Replace an Image Drum” on
page 72.
Toner is low. Change toner cartridge. See “Replace a Toner
Cartridge” on page 65.
Periodic black
lateral lines or
spots.
If the lines or spots occur at intervals of approximately
44 to 94 mm
The green surface of the image drum is damaged or
dirty. If damaged, replace the image drum cartridge.
See “Replace an Image Drum” on page 72. If dirty,
wipe the image drum gently with soft tissue. If this
does not work, replace the image drum. See “Replace
an Image Drum” on page 72.
113 mm
The fuser roller is damaged. Change the fuser. See
“Replace the Fuser” on page 81.
The image drum
has been
exposed to
light.
Remove the image drum from the printer and store it in
a dark place for several hours. If this does not work,
replace the image drum. See “Replace an Image
Drum” on page 72.