￿4. Remove the protective cover.

Fig.3-6 Remove the protective cover

!Caution

∙Only unpack the toner cartridge immediately before you need to install it into the printer. If toner cartridges are left unpacked for a long period of time, the toner life is shortened.

∙If an unpacked drum unit is subjected to excessive direct sunlight or room light, the unit may be damaged.

∙Use a Brother genuine toner cartridge which is specially formulated to ensure top print quality.

∙Printing with a 3rd party toner or 3rd party toner cartridge may reduce not only the printing quality but also the quality and life of the printer itself. It may also cause serious damage to the performance and life of a genuine Brother drum unit. Warranty coverage does not apply to problems caused by the use of 3rd party toner or 3rd party toner cartridges.

∙Printing with a 3rd party drum unit or OPC drum may reduce not only the printing quality but also the quality and life of the printer itself. It may also cause serious damage to the performance and life of a genuine Brother drum unit. Warranty coverage does not apply to problems or damage caused by the use of a 3rd party drum unit or OPC drum.

∙Install the toner cartridge immediately after you remove the protective part. Do not touch the shaded part shown below.

Fig. 3-7 Developer roller

Fig. 3-8 OPC drum

3-6