| Steps | Actions |
| 1 | For the Lexmark C74x Color Laser Printer: - Open the printer Front Door Assembly.
For the Lexmark X74x Color Laser Multi Function Printer: - Open the MFP Top Access Cover.
Warning—Potential Damage: To avoid overexposing the photoconductor units, do not leave the front door open for more than ten minutes. |
| 2 | For the Lexmark C74x Color Laser Printer:- Open the printer Top Access Cover.
For the Lexmark X74x Color Laser Multi Function Printer: - Open the MFP Front Door Assembly.
CAUTION—HOT SURFACE! The inside of the printer/MFP might be hot. To reduce the risk of injury from a hot component, allow the surface to cool before touching it. |
| 3 | Check for any piece of paper or other obstruction that is stuck in the Fuser Assembly.
Note: If you find any piece of paper or other obstruction, gently remove it. Ensure all paper fragments are removed. If you suspect a fragment exists but it is not visible, remove the fuser unit.
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| 4 | To remove the Fuser Assembly, turn the blue thumb screws on the fuser counterclockwise to loosen them. CAUTION—HOT SURFACE! The fuser is very hot. Be sure the fuser assembly has cooled down by allowing the printer to cool for 15 minutes before removing the fuser. Warning—Potential Damage: Do not touch the roller at the center of the fuser unit. Doing so may damage the fuser. |
| 5 | Using the handholds on each side, lift and pull the fuser assembly out of the printer/MFP. |
| 6 | Place the fuser assembly on a flat surface with the blue thumb screws facing you. | | | Click Image to Enlarge | Actual Image |
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| 7 | Check for any broken or loose parts on the fuser assembly. If damage exists, a service call will likely be required to resolve the issue. |
| 8 | Pull and then rotate the green rectangular knob clockwise (rotate 90 degrees, and release) on the right-hand side of the fuser to unlock the Upper Duplex Guide. | | | Click Image to Enlarge | Actual Image |
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| 9 | Press the green arrow tab to the left, and then lift the Upper Duplex Guide. Rotate it up to allow for jam access. |
| 10 | Again check for any broken or loose parts inside the fuser assembly. If damage exists, a service call will likely be required to resolve the issue.
Note: If no damage is found, proceed with the steps below
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| 11 | Rotate the Lower Duplex Guide up to fully access the paper jam; this should allow you to see any jammed paper. |
| 12 | You should be able to remove the paper jam. While clearing the jam, be sure to remove all debris and paper fragments. |
| 13 | Close the top paper guide by rotating the Lower and Upper-Duplex Guides back into position. Be sure both sides of the paper guide are firmly seated. |
| 14 | Pull and then rotate the green rectangular knob counterclockwise (rotate 90 degrees, and release) to firmly secure the Upper-Duplex Guide. |
| 15 | Reinstall the fuser unit, align the fuser unit using the handholds on each side, and then insert it back into the printer. |
| 16 | Turn the blue thumb screws clockwise to fasten the fuser securely. Be sure no obstructions remain inside the printer/MFP that would prevent the fuser from seating securely. |
| 17 | Close all doors and covers completely. Then try printing a single-sided job. |