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PIXMA MX350 Office Support
FAQ and troubleshooting

Back of the Paper Is Smudged

Content Id: 8200687700


Perform the Bottom Plate Cleaning to clean the inside of the machine.

Caution

When performing borderless printing, duplex printing, or too much printing, the inside may become stained with ink.

Cleaning the Inside of the Machine (Bottom Plate Cleaning)

This section explains how to clean the inside of the machine. If the inside of the machine becomes dirty, printed paper may get dirty, so we recommend performing cleaning regularly.

1. Make sure that the machine is turned on.

2. Open the Paper Output Tray gently.

3. Press the Setup button.

4. Select  Maintenance, then press the OK button.

5. Use the  button to select Bottom plate cleaning, then press the OK button

6. Use the  button to select Yes, then press the OK button.

7. Remove any paper from the Rear Tray, follow the on-screen instructions.

8. Fold a single sheet of A4 or Letter-sized plain paper in half widthwise, then unfold the paper, follow the on-screen instructions.

9. Load this and only this sheet of paper on the Rear Tray with the open side facing to the front, follow the on-screen instructions.

(A) Load the paper after unfolding it.

The paper cleans the inside of the machine as it feeds through the machine.

10. When the completion message is displayed, press the OK button.

Check the folded part of the ejected paper. If it is smudged with ink, perform Bottom Plate Cleaning again.

If the problem is not resolved after performing cleaning again, the protrusions inside the machine may be stained. Clean them according to instructions.

Caution

When performing Bottom Plate Cleaning again, be sure to use a new sheet of paper.

Cleaning the Protrusions inside the Machine

If protrusions inside the machine are stained, wipe off any ink from the protrusions using a cotton swab or the like.

Caution

Be sure to turn off the power and disconnect the power plug before cleaning the machine.
The power cannot be turned off while the machine is sending or receiving a fax, or when there are unsent faxes stored in the machine's memory.
The machine cannot receive faxes when the power is turned off.
If you disconnect the power cord, all the documents stored in memory are deleted. Send or print necessary documents before disconnecting the power cord.

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