Ricoh 002052MIU User Guide - Page 87

VERTICAL WHITE LINE, Digital Printer

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4.6.2 VERTICAL WHITE LINE Description White vertical voids in the image. PRINTING QUALITY PROBLEMS Digital Printer Digital Printer Digital Printer Digital Printer Digital Printer Check and Cause Foreign matter stuck onto the window of internal lenses of LSU mirror. Foreign matter or toner particles between the developer roller and blade. (In case the life of the developer has been expired, white lines or light image occur in front of the image.) It may occur when a Burr and foreign substances are on the window of the developer frame. If the fuser is defective, voids occur periodically at the top of a black image. B173T914.WMF Solution Clean the LSU window with recommended cleaner(IPA) and a clean cotton swab. Open the cover of LSU and clean with a cotton swab on the surface of the reflex mirror with a clean cotton swab. Remove the foreign matter and burr of the exposure window. (Developer cartridge) Open the front cover and check if the ribs correspond to the position of the voids. Remove if found. If the problems are not solved, replace the AIO. Troubleshooting SM 4-21 B173

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PRINTING QUALITY PROBLEMS
SM
4-21
B173
Trouble-
shooting
4.6.2 VERTICAL WHITE LINE
Description
White vertical voids in the image.
Check and Cause
Solution
Foreign matter stuck onto the window
of internal lenses of LSU mirror.
Clean the LSU window with
recommended cleaner(IPA) and a
clean cotton swab.
Foreign matter or toner particles
between the developer roller and blade.
(In case the life of the developer has
been expired, white lines or light image
occur in front of the image.)
Open the cover of LSU and clean with
a cotton swab on the surface of the
reflex mirror with a clean cotton swab.
It may occur when a Burr and foreign
substances are on the window of the
developer frame.
Remove the foreign matter and burr of
the exposure window. (Developer
cartridge)
Open the front cover and check if the
ribs correspond to the position of the
voids. Remove if found.
If the fuser is defective, voids occur
periodically at the top of a black image.
If the problems are not solved, replace
the AIO.
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
B173T914.WMF