Canon Pixma MX520 Series Online Manual page 557

Change the paper.
A4/LTR/Legal Plain paper
FAX info does not match.
Reception rejected.
Waiting for report output...
Press the OK button.
The received faxes are stored in the machine's memory. Insert
the writable USB flash drive, then save the received faxes to
the USB flash drive manually.
Saving a Document in Machine's Memory to USB Flash
Drive
Delete the unnecessary fax from machine's memory after
saving to the USB flash drive.
Deleting a Document in Machine's Memory
The paper settings are incorrect. Set Page size to A4, Letter,
or Legal and Type to Plain paper to print received faxes.
Changing the Paper Settings
Transmission has been canceled because the machine could
not detect the recipient's fax machine information or the
information did not match the dialed number. This message is
displayed when Check RX FAX information in Security
control under FAX settings is set to ON.
For details, see Sending Faxes after Checking Information
(Checking the Recipient's Information).
Reception has been rejected because the fax matches the fax
rejection condition specified by FAX reception reject in
Security control under FAX settings.
For details, see Rejecting Fax Reception.
If the machine receives a fax under one of the following
conditions, the machine will not be able to print the reports.
When the problem is resolved as described, the reports are
printed automatically.
• The amount of remaining ink is insufficient to print a report:
Replace the FINE cartridge.
Replacing a FINE Cartridge
• Paper has run out:
Load the paper and press the OK button.
• A different size of paper from that specified by Page size is
loaded:
Load the same size of paper as that specified by Page
size, then press the OK button.
• Page size is set to other than A4, Letter, or Legal:
Set Page size to A4, Letter, or Legal.
Changing the Paper Settings
• Type is set to other than Plain paper:
Set Type to Plain paper.
Changing the Paper Settings
• You pressed the Stop button to cancel printing of a report:
Press the FAX button to resume printing of the report.