These steps are to prevent users from damaging a fuser unit in Lexmark x650 and t650 units.
HOW TO REMOVE COMPLEX PAPER JAM AT FUSER
1. ALWAYS TURN OFF YOUR COPIER WITH THE MAIN ON/OFF SWITCH
AND LET THE UNIT COOL OFF FOR 5 MINUTES.
2. REMOVE FRONT OUTPUT TRAY COVER. DO THIS ALWAYS FIRST!
3. SET THE FRONT OUTPUT COVER TO THE SIDE
4. OPEN THE WHITE FUSER COVER ON THE BACK OF THE COPIER. REMOVE SEE-THROUGH STRIP TO REMOVE THE DOOR. PULL THE TWO WHITE LEVERS TO OPEN FUSER COVER. REMOVE FUSER.