Brother MFC-9800 - Manual (Page 202)

21 - 17 T R O U B L E S H O O T I N G A N D R O U T I N E M A I N T E N A N C E
Cleaning the Printer
Caution
■
Do not use isopropyl alcohol to remove dirt from the control panel. It may crack
the panel.
■
Do not use isopropyl alcohol to clean the scanner window or toner sensor.
■
Do not touch the scanner window with your finger.
■
The drum unit contains toner, so handle it carefully. If toner scatters and your
hands or clothes get dirty, immediately wipe or wash it off with cold water.
1
Open the front cover.
2 Remove the drum unit assembly.
WARNING
Just after you have used the MFC, some internal parts of the MFC are extremely
HOT! When you open the front cover of the MFC, never touch the shaded parts
as shown in the diagram below.
3
Gently clean the scanner window by wiping with a clean soft dry cloth. Do not
use isoproply alcohol.
Front view
HOT!
Scanner Window