Image Defects - Pantum M6700 Series User Manual

14.4.2. Image Defects

Problem Cause
• The print media does not meet the
usage specifications, for example the
media is damp or too rough.
• The resolution in the print program is
set too low, concentration setting is too
low, or toner saving mode is ticked.
The printout
• Toner cartridge is damaged.
is whitish or
• Toner is low.
light
• Dirty toner cartridge or toner leakage.
• Toner cartridge is damaged.
• The print media that does not meet
usage specification is used. For example,
the media is damp or too rough.
• The paper path is dirty.
Toner spots
• If toner spots appear when copying
and scanning, the platen glass may be
dirty.
• The scanner is dirty or damaged.
• The print media that does not meet
usage specification is used. For example,
the media is damp or too rough.
• The paper path is dirty.
• Inner damage of toner cartridge.
• The reflective glass of the laser inside
White spots
the printer is dirty.
• The print media that does not meet
usage specification is used. For example,
the media is damp or too rough.
• The printing paper medium set and
paper medium placed are not consistent.
• The inside of the printer is dirty.
Toner
• Toner cartridge is damaged.
comes off
• The parts inside the printer are
damaged.
Solution
• Please use proper print media
within the specification range.
• Set the resolution and
concentration setting of program, or
cancel ticking the save toner mode.
• It is suggested to replace the
original toner cartridge.
• It is suggested to replace the
original toner cartridge.
• Please use the print media within
the specification range.
• Clean the paper path.
• Clean the platen glass.
• Please use the print media within
the specification range.
• Clean the paper path.
• It is suggested to replace the
original toner cartridge.
• Please clean the LSU lens.
• Please use printing medium within
the specification scope, and use
manual feed tray for printing in case
of special medium.
• Please print with corresponding
paper medium.
• Clean the inside of the printer.
• It is suggested to replace the
original toner cartridge.
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