Oki C542 User Manual page 19

5
Pinch the tip of blue lever of the toner cartridge and turn forward until the tip
aligns on the lug of the cartridge.
Turn the levers of all 4 toner cartridges.
6
Pull the locking levers on the fuser unit toward you to unlock.
7
Hold the fuser unit handle and lift the fuser unit out of the machine.
8
Push the blue lever on the fuser unit and remove the safety stopper.
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2. Setting Up