A SERVICE OF

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Maintenance Replacing the Toner Cartridges
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b. Turn the Rotary Knob in the direction of the arrow until it stops.
c. Repeat the steps until the desired cartridge is visible in the opening.
3. With the desired cartridge visible in the opening, turn the cartridge in the
direction of the arrow until the Dot is aligned with the Unlock symbol.
4. Pull the Toner Cartridge out of the Printer.
WARNING
DO NOT attempt to use old cartridges, as they could cause print quality
problems.
NEVER dispose of old toner cartridges in an open flame. Toner is
flammable and could explode, causing burns and other injuries.