c Push down the blue 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.

IMPORTANT

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 machines are designed to work with toner of a particular specification and will work to a level of optimum performance when used with genuine Brother toner cartridges (TN-3250/TN- 3290). Brother cannot guarantee this optimum performance if toner or toner cartridge of other specifications are used. Brother does not therefore recommend the use of cartridge other than genuine

Troubleshooting and routine maintenance

Brother cartridges with this machine, or the refilling of used cartridge with toner from other sources. If damage is caused to the drum unit or other part of this machine as a result of the use of toner or toner cartridge other than genuine Brother products due to the incompatibility or lack C of suitability of those products with this machine, any repairs required as a result may not be covered by the warranty.

Unpack the toner cartridge just before you put it in the machine. If a toner cartridge is left unpacked for a long time, the toner life will be shortened.

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. Gently shake from side to side several times to distribute the toner evenly inside the cartridge.

e Pull off the protective cover.

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