Hold down the button for a little longer. If you still cannot turn off the printer, unplug the power cord. To prevent the print head from drying out, turn the printer back on and turn it off by pressing the button.
Print Selected Pages
Solving Problems
Problem Solving
Check the printer's error status.
Check the printer connection.
Check the printer settings.
Cannot Print, Copy, Scan, or Fax
The Application or Printer Driver do not Work Properly
Cannot Print Even Though a Connection has been Established (Windows)
Printer Does Not Print While Using PostScript Printer Driver (Windows)
Cannot Print Even Though a Connection has been Established (Mac OS)
Printer Does Not Print While Using PostScript Printer Driver (Mac OS)
Cannot Print Even Though a Connection has been Established (iOS)
Cannot Scan Even Though a Connection has been Correctly Established
The Printer Cannot Connect by USB
Cannot Copy
Cannot Send or Receive Faxes
Cannot Send or Receive Faxes
Cannot Send Faxes
Cannot Receive Faxes
Cannot Send Faxes to a Specific Recipient
Cannot Send Faxes at a Specified Time
Faxes Are Sent at the Wrong Size
Cannot Save Received Faxes to a Memory Device
Received Faxes Are Not Printed
Cannot Send or Receive Faxes Even Though a Connection has been Correctly Established (Windows)
Cannot Send or Receive Even Though a Connection has been Correctly Established (Mac OS)
Paper Does Not Feed or Eject Correctly
Points to Check
Paper Feeds at a Slant
Several Sheets of Paper are Fed at a Time
Paper Out Error Occurs
Original Does Not Feed in the ADF
Paper Does Not Feed from the Paper Cassette Units
Printing, Copying, Scanning, and Faxing Quality is Poor
Print Quality is Poor
Banding Appears in Printouts
Black or Gray Banding Appears at Intervals of Approximately 3.3 cm
Vertical Banding or Misalignment
Printout Comes Out as a Blank Sheet
Paper Is Smeared or Scuffed
The Position, Size, or Margins of the Printout Are Incorrect
Printed Characters Are Incorrect or Garbled
The Printed Image Is Inverted
Mosaic-Like Patterns in the Prints
Printer Does Not Print Correctly While Using PostScript Printer Driver
Copy Quality is Poor
Banding Appears in Copies
Black or Gray Banding Appears at Intervals of Approximately 3.3 cm
Vertical Banding or Misalignment
Printout Comes Out as a Blank Sheet
Paper Is Smeared or Scuffed
The Position, Size, or Margins of the Copies are Incorrect
Smears, Dots, or Straight Lines Appear in the Copied Image
Moiré (Cross-Hatch) Patterns Appear in the Copied Image
An Image of the Reverse Side of the Original Appears in the Copied Image
Scanned Image Problems
Uneven Colors, Dirt, Spots, and so on Appear when Scanning from the Scanner Glass
Straight Lines Appear when Scanning from ADF
Offset Appears in the Background of Scanned Images
Cannot Scan the Correct Area on the Scanner Glass
Cannot Solve Problems in the Scanned Image
The Quality of the Sent Fax is Poor
Quality of the Sent Fax is Poor
Straight Lines Appear when Sending Faxes from the ADF
The Image Quality of the Sent Fax is Poor
An Image of the Reverse Side of the Original Appears in the Sent Fax
Received Fax Quality is Poor
The Image Quality of Received Faxes is Poor
A Message or Error Code is Displayed on the LCD Screen
A Message is Displayed on the LCD Screen
Error Code is Displayed on the Status Menu
Paper Gets Jammed
Preventing Paper Jams
It is Time to Replace Ink Supply Units
Ink Supply Unit Handling Precautions
Replacing Ink Supply Units
It is Time to Replace the Maintenance Box
Maintenance Box Handling Precautions
Replacing a Maintenance Box
It is Time to Replace the Pickup Rollers
Replacing Pickup Rollers for the Paper Cassette Unit
Replacing Pickup Rollers for the Optional Paper Cassette Units
Cannot Operate the Printer as Expected
The Printer Does Not Turn On or Off
Power Does Not Turn On
Power Does Not Turn Off
Power Turns Off Automatically
Operations are Slow
Printing Is Too Slow
Printing Slows Down Dramatically During Continuous Printing
Printing Is Too Slow While Using PostScript Printer Driver
Scanning Speed Is Slow
LCD Screen Gets Dark
Touch Screen Does Not Respond
Cannot Operate from the Control Panel
"x" is Displayed on the Screen and you Cannot Select Photos
Memory Device Is not Recognized
Cannot Save Data to a Memory Device
Operation Sounds Are Loud
The Date and Time Are Incorrect
The Root Certificate Needs to be Updated
Cannot Perform Manual 2-sided Printing (Windows)
The Print Settings Menu is Not Displayed (Mac OS)
Forgot Your Password
Copies are Made or Faxes are Sent Unintentionally
Sender's Fax Number Not Displayed
Sender's Fax Number Displayed on Received Faxes is Wrong