Cleaning The Corona Wire - Brother HL-2140 User Manual

Cleaning the corona wire

If you have print quality problems, clean the corona wire as follows:
a
Open the front cover.
b
Take out the drum unit and toner cartridge assembly.
CAUTION
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 printer from static electricity, DO NOT touch the electrodes shown in the
illustration.
Routine Maintenance
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