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CHAPTER 5 ROUTINE MAINTENANCE
5–5
4. Unpack the new toner cartridge. Keeping the
cartridge horizontal, gently rock it from side to side
five or six times.
!
Caution
• Wait to unpack the toner cartridge until immediately before you install it in the
printer. If toner cartridges are left unpacked for a long period of time the toner
life will be shortened.
• If an unpacked drum unit is subjected to excessive direct sunlight or room light,
the unit may be damaged.
• Use a genuine Brother toner cartridge that is specially formulated to ensure
optimum print quality.
• Printing with a 3rd party toner or 3rd party toner cartridge may reduce not only
the print quality but also the quality and life of the printer itself. It may also
cause serious damage to the performance and life of a drum unit. Warranty
coverage does not apply to problems caused by the use of 3rd party toner or
3rd party toner cartridges.
5. Remove the protective cover.