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166
ROUTINE MAINTENANCE
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" (p.161).
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 charger cleaner all the
way in.
(3) Gently pull the charger cleaner out.
(4) Push down and close the laser unit cover.
(1)
(2)
boss
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