User Manual - Page 289

For HL-L3220CDW.

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Home > Routine Maintenance > Clean the Machine > Clean the Corona Wires
Clean the Corona Wires
Before starting the cleaning procedure, see Related Information: Clean the Machine.
1. Open the top cover until it locks in the open position.
WARNING
HOT SURFACE
The machine's internal parts will be extremely hot. Wait for the machine to cool down before touching
them.
2. Remove the toner cartridge and drum unit assembly.
CAUTION
We recommend placing the toner cartridge and drum unit assembly on a clean, flat surface with
disposable paper underneath it in case you accidentally spill or scatter toner.
IMPORTANT
To prevent damage to the machine from static electricity, DO NOT touch the electrodes shown in the
illustration.
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