Ricoh AC205 Service Manual - Page 106

Printing Quality Problems, Incorrect Print Position, Vertical White Line - drum

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PRINTING QUALITY PROBLEMS 4.5 PRINTING QUALITY PROBLEMS 4.5.1 INCORRECT PRINT POSITION Description: Paper is fed despite the paper being in the incorrect position in the paper cassette. Cause Solution Defective feed sensor actuator Replace the defective actuator 4.5.2 VERTICAL WHITE LINE Description. Blank/White vertical lines appear on output prints. Portions of the image are blank. Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Cause Solution B273T914.WMF 1. Window or internal lenses of LSU mirror are contaminated. 2. Particles inside the toner cartridge, or toner supply is low. 1. Clean the LSU window with isopropyl alcohol. Replace the LSU if there are particles inside. 2. Replace the toner cartridge. 3. Particles, contamination, or burrs on the edge of the toner cartridge window. 4. Fusing unit is defective, if blank areas periodically appear on the top of black images. 5. OPC drum is contaminated. 3. Clean the exposure window. 4. Check the ribs of the fusing unit and remove particles if found. 5. Replace the toner cartridge. 6. Replace the transfer roller. 6. Depression or deformation on the surface of the transfer roller. B273 4-20 SM

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PRINTING QUALITY PROBLEMS
B273
4-20
SM
4.5 PRINTING QUALITY PROBLEMS
4.5.1 INCORRECT PRINT POSITION
Description
: Paper is fed despite the paper being in the incorrect position in the
paper cassette.
Cause
Solution
Defective feed sensor actuator
Replace the defective actuator
4.5.2 VERTICAL WHITE LINE
Description.
Blank/White vertical lines appear on output prints.
Portions of the image are blank.
Cause
Solution
1.
Window or internal lenses of LSU mirror
are contaminated.
2.
Particles inside the toner cartridge, or
toner supply is low.
3.
Particles, contamination, or burrs on the
edge of the toner cartridge window.
4.
Fusing unit is defective, if blank areas
periodically appear on the top of black
images.
5.
OPC drum is contaminated.
6.
Depression or deformation on the surface
of the transfer roller.
1.
Clean the LSU window with isopropyl
alcohol. Replace the LSU if there are
particles inside.
2.
Replace the toner cartridge.
3.
Clean the exposure window.
4.
Check the ribs of the fusing unit and
remove particles if found.
5.
Replace the toner cartridge.
6.
Replace the transfer roller.
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
B273T914.WMF