CLEANING THE LASER UNIT
When the laser unit inside the machine becomes dirty, line patterns (colored lines) may form in the printed image.
Identifying lines (colored lines) caused by a dirty laser unit.
If the above problems occur, follow the steps below to clean the laser unit.
1
Turn the power switch off.
2
Procedure of "REPLACING THE TONER COLLECTION CONTAINER" (page 1-52),
release the toner collection container.
3
Take out the cleaning tool for the laser
unit.
The cleaning tool is attached to the front cover. Pull the right
side of the cleaning instrument and unfasten it from the claw.
4
Clean the laser unit.
(1) Push up and open the laser unit cover (gray
color).
(2) Point the cleaner down and gently push the
cleaning tool all the way in.
(3) Gently pull the cleaning tool out.
(4) Push down and close the laser unit cover.
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