Brother HL-5440D User Manual page 135

Troubleshooting
h
Push down the green lock lever and take the toner cartridge out of the drum unit. Remove the jammed
paper if there is any inside the drum unit.
i
Put the toner cartridge back into the drum unit until you hear it lock into place. If you put the cartridge in
properly, the green lock lever on the drum unit will lift automatically.
Note
Make sure that you put in the toner cartridge properly or it may separate from the drum unit.
j
Put the drum unit and toner cartridge assembly back into the machine.
k
Close the front cover of the machine.
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