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CHAPTER 5 MAINTENANCE
5–13
English: HL-YL User’s Guide, Chapter 5
4. Wipe the following gears and electric terminals with cleaning
alcohol on a cotton swab. Gently wipe the scanner window and the
toner sensor with a soft dry cloth.
Fig. 5-22 Cleaning the Gears, Electric Terminals,
Scanner Window, and Toner Sensor
!
Caution
• Do not touch the scanner window with your finger.
• Do not wipe the scanner window with cleaning alcohol (isophorol).
5. Turn the drum unit upside down carefully.
!
Caution
Handle the drum unit carefully as it contains toner. If toner scatters and
your hands or cloths get dirty, wipe or wash it off with cold water
immediately.
✒ Note
It is recommended to put the drum unit on a piece of disposable paper or
cloth in case of accidental toner spill or scatter.
Toner Sensor
Scanner Window
Electric Terminal
Gears
Gears