Oki C542dn User Manual page 130

While removing the fuser unit, be careful not to hit it to the LED head.
9
Tilt the lock levers on the both sides of the belt unit toward you and remove the
belt unit by holding the lock levers.
10
Remove the jammed paper slowly by pulling the edge of paper.
11
Hold the lock levers of belt unit and place the belt unit into the machine.
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6. Troubleshooting