PIXMA MX420 Support

FAQs & troubleshooting

Paper Jams

Content Id: 8201022800

Issue

Caution

The power cannot be turned off while the machine is sending or receiving a fax, or when the received fax or the unsent fax are stored in the machine's memory. Make sure if the machine completed sending or receiving all the faxes before disconnecting the power cord. If you unplug the power cord, all the faxes stored in the machine's memory are deleted.

Caution

If you need to turn off the machine to remove jammed paper during printing, press the Stop button to cancel print jobs before turning off the machine.

Cause and solution

Paper Is Jammed in the Paper Output Slot or the Rear Tray

Remove the paper following the procedure below.

1. Slowly pull the paper out, either from the Rear Tray or from the Paper Output Slot, whichever is easier.

Caution

If the paper tears and a piece remains inside the machine, turn the machine off, open the Scanning Unit (Cover), and remove the paper. Be careful not to touch the components inside the machine. After removing all paper, close the Scanning Unit (Cover), and turn the machine back on.

If you cannot pull the paper out, turn the machine off and turn it back on. The paper may be ejected automatically.

Cause and solution

2. Reload the paper, and press the OK button on the machine.

If you turned off the machine in step 1, all print jobs in the queue are canceled. Reprint if necessary.

Caution

When reloading the paper, confirm that you are using the paper suited for printing and are loading it correctly.

-⋗ [ Loading Paper ]

We recommend you use paper other than A5 sized one to print documents with photos or graphics; otherwise, the printout may curl and cause paper exit jams.

Cause and solution

If you cannot remove the paper or the paper tears inside the machine, or if the paper jam error continues after removing the paper, contact the service center.

Cause and solution

In Other Cases

Make sure of the following:

Check 1: Are there any foreign objects around the Paper Output Slot?

Check 2: Are there any foreign objects in the Rear Tray?

If there are any foreign objects in the Rear Tray, be sure to turn off the machine, unplug it from the power supply, then remove the foreign object.

Check 3: Is the paper curled?

-⋗ [ Check 3: Load the paper after correcting its curl ]

Cause and solution

Document Jams in the ADF

Caution

When you turn off the machine to remove the jammed document, make sure of the following.

- The power cannot be turned off while the machine is sending or receiving a fax, or when the received fax or the unsent fax are stored in the machine's memory.

Make sure if the machine completed sending or receiving all the faxes before disconnecting the power cord.

If you unplug the power cord, all the faxes stored in the machine's memory are deleted.

Cause and solution

If the Stop button is pressed while the machine is scanning the document:

If you press the Stop button during scanning then the document remained in the ADF, the message about the paper remained in the ADF appears on the LCD. Press the OK button so that the remaining document is automatically fed out.

Removing the jammed document from the Document Tray:

Remove the document following the procedure below.

1. If printing is in progress, press the Stop button.

2. Turn off the machine.

3. If a multi-page document is loaded, remove any pages other than the jammed page from the ADF, then open the Document Feeder Cover.

4. Pull out the jammed document from the ADF.

5. Close the Document Feeder Cover, then turn on the machine.

When rescanning the document after clearing the error, rescan it from the first page.

If you cannot remove the document or the document tears inside the machine, or if the document jam error continues after removing the document, contact the service center.

Caution

The document may not feed properly depending on the media type, or your environment, such as when the temperature and humidity are either too high or too low. In this case, reduce the number of document pages to approximately half of the loading capacity.

-⋗ [ Loading Paper ]

If the document still jams, use the Platen Glass instead.

Cause and solution

Removing the jammed document from the Document Output Slot:

If the document is jammed in the Document Output Slot, close the Document Tray as shown in the figure below and pull out the document.

When rescanning the document after clearing the error, rescan it from the first page.

If you cannot remove the document or the document tears inside the machine, or if the document jam error continues after removing the document, contact the service center.

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