Cleaning the corona wire, Important, 4cleaning the corona wire – Brother HL 2270DW User Manual
Page 89
Routine Maintenance
85
4
Cleaning the corona wire
4
If you have print quality problems, clean the corona wire as follows:
a
Open the front cover and leave the machine for at least 10 minutes to cool down.
b
Take out the drum unit and toner cartridge assembly.
IMPORTANT
• We recommend that you put the drum unit and toner cartridge assembly on a piece of disposable paper
or cloth in case you accidentally spill or scatter toner.
• To prevent damage to the machine from static electricity, DO NOT touch the electrodes shown in the
illustration.