HL-5240/5250DN/5270DN/5280DW SERVICE MANUAL
Confidential
3-3
<Replacement Procedure>
NOTE:
* To ensure high quality printing, make sure to use genuine Brother toner cartridges.
* It is recommended to clean the printer when replacing the toner cartridge.
(1) Press the front cover release button and then open the front cover.
Fig. 3-3
(2) Take out the drum unit and toner cartridge assembly.
Fig. 3-4
!
CAUTION:
* We recommend that you put the drum unit and toner cartridge assembly on a piece of
disposable paper or cloth in case you accidentally spill or scatter toner.
* To prevent damage to the printer from static electricity, DO NOT touch the electrodes shown
in the illustration.