Samsung SCX-6345N User Manual
11.17
<Troubleshooting>
Vertical repetitive
defects
defects
If marks repeatedly appear on the printed side
of the page at even intervals:
• The drum cartridge may be damaged. If a
of the page at even intervals:
• The drum cartridge may be damaged. If a
repetitive mark occurs on the page, run a
cleaning sheet through several times to
clean the cartridge; contact a service
representative. After the printout, if you still
have the same problems, remove the drum
cartridge and then, install a new one.
(Page 10.3)
cleaning sheet through several times to
clean the cartridge; contact a service
representative. After the printout, if you still
have the same problems, remove the drum
cartridge and then, install a new one.
(Page 10.3)
• Parts of the machine may have toner on
them. If the defects occur on the back of the
page, the problem will likely correct itself
after a few more pages.
page, the problem will likely correct itself
after a few more pages.
• The fusing assembly may be damaged.
Contact a service representative.
Background scatter
Background scatter results from bits of toner
randomly distributed on the printed page.
• The paper may be too damp. Try printing
randomly distributed on the printed page.
• The paper may be too damp. Try printing
with a different batch of paper. Do not open
packages of paper until necessary so that
the paper does not absorb too much
moisture.
packages of paper until necessary so that
the paper does not absorb too much
moisture.
• If background scatter occurs on an
envelope, change the printing layout to
avoid printing over areas that have
overlapping seams on the reverse side.
Printing on seams can cause problems.
avoid printing over areas that have
overlapping seams on the reverse side.
Printing on seams can cause problems.
• If background scatter covers the entire
surface area of a printed page, adjust the
print resolution through your software
application or in printer properties.
print resolution through your software
application or in printer properties.
Misformed
characters
characters
• If characters are improperly formed and
• If characters are improperly formed and
producing a wavy effect, the scanner unit
may need service. Contact a service
representative.
may need service. Contact a service
representative.
Condition
Suggested solutions
Page skew
• Ensure that the paper is loaded properly.
• Check the paper type and quality.
• Check the paper type and quality.
(Page 4.3)
• Ensure that the paper or other material is
loaded correctly and the guides are not too
tight or too loose against the paper stack.
tight or too loose against the paper stack.
Curl or wave
• Ensure that the paper is loaded properly.
• Check the paper type and quality. Both high
• Check the paper type and quality. Both high
temperature and humidity can cause paper
curl. (Page 4.3)
curl. (Page 4.3)
• Turn the stack of paper over in the tray. Also
try rotating the paper 180° in the tray.
Wrinkles or creases
• Ensure that the paper is loaded properly.
• Check the paper type and quality.
• Check the paper type and quality.
(Page 4.3)
• Turn the stack of paper over in the tray. Also
try rotating the paper 180° in the tray.
Back of printouts
are dirty
are dirty
Check for leaking toner. Clean the inside of
the machine. Contact a service
representative.
the machine. Contact a service
representative.
Black pages
• The drum cartridge may not be installed
properly. Remove the cartridge and reinsert
it.
it.
• The drum cartridge may be defective and
need replacing. Remove the drum cartridge
and install a new one. (Page 10.3)
and install a new one. (Page 10.3)
• The machine may require repair. Contact a
service representative.
Condition
Suggested solutions