Pantum M6550NW Plus Series

117
Toner comes off
• 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.
• The laser toner cartridge is damaged.
• The internal part of the printer is
damaged.
• Please use the print media within the
specification range.
• Please print with corresponding paper
medium.
• Clean the inside of the printer.
• Replacement of an original one is
suggested.
Black vertical
stripes
• The laser toner cartridge is dirty.
• The internal part of the laser toner
cartridge is damaged.
• The reflective glass of the laser inside
the printer is dirty.
• The paper path is dirty.
• If black vertical stripes appear when
copying or scanning, the scanner or
the platen glass may be dirty.
• Scanner Light bulb has smudges.
• The scanner is damaged.
• Clean the laser toner cartridge or
replace it with a new one.
• Clean the mirror of the laser at the
back of the printer.
• Clean the feed path of printer.
• Clean the scanner or the platen glass.
Black
background(gray
background)
• The print media that does not meet
usage specification is used. For
example, the media is damp or too
rough.
• The laser toner cartridge is dirty.
• The internal part of the laser toner
cartridge is damaged.
• The paper path is dirty.
• The transfer voltage inside the printer
is abnormal.
• Scanning exposure.
• If black background or gray
background appears when copying
and scanning, the platen glass may be
dirty.
• Please use the print media within the
specification range.
• Clean the laser toner cartridge or
replace it with a new one.
• Clean the paper path inside the printer.
• Please close the cover on the
manuscript, and then carry out copying
and scanning.
• Clean the platen glass.