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Routine Maintenance
Replace the Drum Unit
Before starting the replacement procedure, see Related Information: Replace Supplies.
>> Replace the Drum Unit
>> Reset the Drum Counter (HL-3160CDW)
>> Reset the Drum Counter (HL-3190CDW)
Replace the Drum Unit
1. Make sure the machine is turned on.
2. 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.
3. Remove the toner cartridge and drum unit assembly for the colour shown on the LCD.
>
Replace Supplies
> Replace the Drum Unit
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