Brother HL-4050CDN - Page 106

Routine Maintenance
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6
a Turn off the printer power switch. Press the front cover release button and then open the front cover.
b Hold the green handle of the drum unit. Lift the drum unit up and then pull it out until it stops.
c Hold the handle of the toner cartridge and pull it out of the drum unit. Repeat this for all the toner
cartridges.