Brother International MFC-4300 Users Manual - English - Page 144

Cleaning the Printer, HOT

Page 144 highlights

Cleaning the Printer Caution s Do not use isopropyl alcohol to remove dirt from the control panel. It may cause a crack on the panel. s Do not use isopropyl alcohol to clean the scanner window or the toner sensor. s Do not touch the scanner window with your finger. s Handle the drum unit carefully because it contains toner. If toner scatters and your hands or clothes get dirty, immediately wipe or wash it off with cold water. 1 Open the top cover. 2 Remove the drum unit assembly. Toner Sensor Gears Electrical Terminal Scanner Window Sensor Strip WARNING Just after you have used the MFC, some internal parts of the machine are extremely HOT! When you open the top cover of the MFC, never touch the shaded parts as shown in the diagram below. HOT! Inside the Fax Machine 3 Wipe the electric terminals with isopropyl alcohol on a cotton swab. 4 Wipe the gears with a clean dry cloth. 5 Gently wipe the scanner window and the toner sensor with a clean soft dry cloth. Do NOT use isopropyl alcohol to clean the scanner window or the toner sensor. 15 - 24 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

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15 - 24
TROUBLESHOOTING AND ROUTINE MAINTENANCE
Cleaning the Printer
Caution
Do not use isopropyl alcohol to remove dirt from the control panel.
It may cause
a crack on the panel.
Do not use isopropyl alcohol to clean the scanner window or the toner sensor.
Do not touch the scanner window with your finger.
Handle the drum unit carefully because it contains toner.
If toner scatters and
your hands or clothes get dirty, immediately wipe or wash it off with cold water.
1
Open the top cover.
2
Remove the drum unit assembly.
WARNING
Just after you have used the MFC, some internal parts of the machine are
extremely
HOT!
When you open the top cover of the MFC, never touch the
shaded parts as shown in the diagram below.
3
Wipe the electric terminals with isopropyl alcohol on a cotton swab.
4
Wipe the gears with a clean dry cloth.
5
Gently wipe the scanner window and the toner sensor with a clean soft dry cloth.
Do NOT use isopropyl alcohol to clean the scanner window or the toner sensor.
Gears
Toner Sensor
Electrical
Terminal
Scanner Window
Sensor Strip
HOT!
Inside the Fax Machine