Solution
Cleaning the ExteriorCleaning the Interior
Cleaning the Fixing Unit
Cleaning the Platen Glass
Cleaning the Feeder (MF4890dw/MF4870dn/MF4750 Only)
Precautions When Cleaning the Machine
Cleaning the Exterior
Clean the exterior of the machine and ventilation slots.
1. Turn OFF the power switch, and then disconnect the power cord.
2. Clean the exterior of the machine with a soft, well wrung out cloth dampened with water or a mild detergent that has been diluted with water.
3. Wait for the machine to dry completely before reconnecting the power cord, and then turn ON the power.
Cleaning the Interior
Clean the machine's print area periodically to prevent toner powder and paper dust from accumulating inside.
1. Turn OFF the power switch, and then disconnect the power cord.
2. Hold the operation panel.
3. Lift the scanning platform.
Caution
If you cannot lift the scanning platform:
* If you set thick documents such as a book, the the feeder may not be completely closed. Remove the documents.
4. Hold the grip on the right front side of the toner cover.
5. Open the toner cover.
6. Remove the toner cartridge.
7. Remove any toner or paper debris from interior of the machine, with a clean, soft, dry, and lint-free cloth.
8. Insert the toner cartridge.
Fit the protrusions (A) on each side of the toner cartridge into the guides located on each side of the machine. Slide the toner cartridge into the machine, until the toner cartridge meets the back of the machine.
9. Close the toner cover.
Caution
If you cannot close the toner cover:
10. Lower the scanning platform.
11. Connect the power cord, and then turn ON the power switch.
Cleaning the Fixing Unit
You should clean the fixing unit when:
1. Press [ ] (Menu).
2. Press [ ] or [
] to highlight ⋖Adjustment/Maintenance⋗, and then press [OK].
3. Press [ ] or [
] to highlight ⋖Clean Fixing Unit⋗, and then press [OK].
4. Check if the supported paper is set in the multi-purpose tray, and then press [OK].
The cleaning begins. It takes approximately 90 seconds to complete the process.
* We recommend that you load plain paper when cleaning the fixing unit.
Caution
If the cleaning does not start:
5. Press [ ] (Menu) to close the Menu screen.
Cleaning the Platen Glass
Follow this procedure to clean the platen glass and the under surface of the the feeder.
1. Turn OFF the power switch and disconnect the power cord.
2. Open the the feeder.
3. Clean the platen glass and the under surface of the the feeder.
(1) Clean the areas with a cloth dampened with water.
(2) Wipe the areas with a soft, dry cloth.
Caution
Precautions when cleaning the platen glass:
4. Close the the feeder.
5. Connect the power cord and turn ON the power switch.
Cleaning the Feeder (MF4890dw/MF4870dn/MF4750 Only)
If your document has black streaks or appears dirty after it has been scanned from the feeder, the rollers inside thefeeder may be dirty. Clean the feeder's scanning area and rollers.
1. Turn OFF the power switch, and then disconnect the power cord.
2. Open the feeder cover.
MF4890dw | MF4870dn/MF4750 |
3. Clean the rollers (A) inside the feeder with a well wrung out cloth dampened with water and wipe them with a soft, dry cloth.
MF4890dw | MF4870dn/MF4750 |
4. Close the feeder cover.
5. Connect the power cord, and then turn ON the power switch.
Precautions When Cleaning the Machine
Before cleaning the machine, note the following:
Caution
Precautions to take when cleaning the feeder:
Precautions to take when closing the feeder:
Do not touch the fixing unit (A).
Precautions to take when you get toner onto your hands or into clothing:
Caution
Do not touch the transfer roller (A).
Caution
Sending or receiving faxes (MF4890dw/MF4870dn/MF4750 Only):
When a job is waiting to be printed:
Jobs stored in memory (MF4890dw/MF4870dn/MF4750 Only):