Brother International MFC7840W Users Manual - English - Page 142
Genuine Brother Brand replacement toner, Brother Supplies.
UPC - 012502620648
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c Push down the green lock lever and take the used toner cartridge out of the drum unit. WARNING DO NOT put a toner cartridge into a fire. It could explode, resulting in injuries. CAUTION Handle the toner cartridge carefully. If toner scatters on your hands or clothes, wipe or wash it off with cold water at once. To avoid print quality problems, DO NOT touch the shaded parts shown in the illustrations. Brother strongly recommends that you DO NOT refill the toner cartridge provided with your machine. We also strongly recommend that you continue to use only Genuine Brother Brand replacement toner cartridge. Use or attempted use of potentially incompatible toner and/or cartridge in the Brother machine may cause damage to the machine and/or may result in unsatisfactory print quality. Our warranty coverage does not apply to any problem that is caused by the use of unauthorized third party toner and/or cartridge. To protect your investment and obtain premium performance from the Brother machine, we strongly recommend the use of Genuine Brother Supplies. Wait to unpack the new toner cartridge until immediately before you put it in the machine. If a toner cartridge is left unpacked for a long time, the toner life will be shortened. Note Be sure to seal up the used toner cartridge tightly in a suitable bag so that toner powder does not spill out of the cartridge. d Unpack the new toner cartridge. Hold the cartridge level with both hands and gently rock it from side to side five or six times to spread the toner evenly inside the cartridge. 128