Reset the printer .
1.Turn the printer off with the Power button (if available).
2.Disconnect the data cable from the printer.
3.Unplug the printer's power cord for approximately 10 minutes, and then plug it back in.
4.Turn the printer back on.
If resetting the printer does not work, please attempt the next solution-->
-->Install ,Reseat ,Remove the printhead .
Power on the printer ,open the paper output tray and top cover.
Confirm that the print head holder has moved to the center ,remove all ink tanks.(
see image 1)
Raise the print head lock lever and remove the print head (
See image 2)
Re-seat the print head into the print head holder and lower the print head lock lever until a click is heard.(
see image 3)
Insert the appropriate ink tank into the slot at the right end and push down on the PUSH mark on top of the ink tank until a click is heard. Install the other ink tanks in the same manner.