Brother HL-4050CDN Printer User Manual


 
Routine Maintenance
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f Put the drum unit back in the printer as follows.
1 Make sure that the gray lock lever (1) is in the up position and put the drum unit in the printer. Push
down the gray lock lever (1).
Note
When you put the drum unit in the printer, match the green guides (1) of the drum unit handle to the green
arrows (2) on both sides of the machine.
2 Push the drum unit in until it stops.
g Close the front cover.
h Plug the printer back in, and then turn on the power switch.
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