Samsung SCX-6345N Benutzerhandbuch

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11.17   
<Troubleshooting>
Vertical repetitive 
defects
If marks repeatedly appear on the printed side 
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)
• 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.
• 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 
with a different batch of paper. Do not open 
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.
• If background scatter covers the entire 
surface area of a printed page, adjust the 
print resolution through your software 
application or in printer properties.
Misformed 
characters
• If characters are improperly formed and 
producing hollow images, the paper stock 
may be too slick. Try different paper. 
(Page 4.3)
• If characters are improperly formed and 
producing a wavy effect, the scanner unit 
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. 
(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.
Curl or wave
• Ensure that the paper is loaded properly.
• Check the paper type and quality. Both high 
temperature and humidity can cause paper 
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. 
(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
Check for leaking toner. Clean the inside of 
the machine. Contact a service 
representative.
Black pages
• The drum cartridge may not be installed 
properly. Remove the cartridge and reinsert 
it.
• The drum cartridge may be defective and 
need replacing. Remove the drum cartridge 
and install a new one. (Page 10.3)
• The machine may require repair. Contact a 
service representative.
Condition
Suggested solutions