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PIXMA MX436 Support
FAQ and troubleshooting

Back of the Paper Is Smudged

Content Id: 8201358600


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)

Remove stains from the inside of the machine. If the inside of the machine becomes dirty, printed paper may get dirty, so we recommend performing cleaning regularly.

Caution

Do not perform any other operations while performing the Bottom Plate Cleaning.

You need to prepare: a sheet of A4 or Letter-sized plain paper*

* Be sure to use a new piece of paper.

1. Make sure that the power is turned on and remove any paper from the front tray.

2. Prepare paper.

(1) Fold a single sheet of A4 or Letter-sized plain paper in half widthwise, then unfold the paper.

(2) Fold one side of the opened paper in another half, aligning the edge with the center crease, then unfold the paper.

(3) Load only this sheet of paper in the front tray with the ridges of the creases facing up and the edge of the half with no crease facing away from you.

3. Open the output tray extension, open the paper output tray, then extend the paper output support.

4. Clean the inside of the machine.

(1) Press the Setup button.

The Setup menu screen will appear.

(2) Use the or button to select Maintenance, then press the OK button.

(3) Use the or button to select Bottom cleaning, then press the OK button.

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

Check the folded parts of the ejected paper. If they are 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.

Refer to [ Cleaning the Protrusions inside the Machine ] within this webpage.

Caution

To access other available functions, use the mode buttons.
When performing Bottom Plate Cleaning again, be sure to use a new piece of paper.

Cleaning the Protrusions inside the Machine

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 unsent faxes are stored in the machine's memory. Make sure if the machine completed sending or receiving all the faxes before disconnecting the power plug.

- The machine cannot send or receive faxes when the power is turned off.

- If the power plug is disconnected, the date/time settings will be reset and all documents stored in the machine's memory will be lost. Send or print a necessary document, or save it on a USB flash drive before disconnecting the power plug.

You need to prepare: cotton swab

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

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