User`s guide

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