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Replacing Brother TN3030/ 3060 Toner Cartridge 1. Press the cover release button and then open the front cover of the printer. 2. Pull out the drum unit assembly. (drum unit with toner cartridge. CAUTION We recommend that you place the drum unit assembly on a piece of disposable paper or cloth in case you accidentally spill or scatter toner.
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Replacing Brother TN3030/ 3060 Toner Cartridge 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. CAUTION ...
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Replacing Brother TN3030/ 3060 Toner Cartridge CAUTION Make sure you insert the toner cartridge properly or it may separate from the drum unit. 7. Clean the primary corona wire inside the drum unit by gently sliding the blue tab from right to left and left to right several times.