Brother HL-5440D - Manual (Page 102)

96
Routine Maintenance
5
Replacing the toner cartridge
5
a Make sure that the machine is turned on. Leave the machine for at least 10 minutes to cool down.
b
Press the front cover release button and then open the front cover.
c
Take out the drum unit and toner cartridge assembly.
WARNING
After you have just used the machine, some internal parts of the machine will be extremely hot. Wait for the
machine to cool down before you touch the internal parts of the machine.