You can
clean the print head using the buttons on your product.
Make
sure no product lights are indicating errors.
Load a
few sheets of plain paper in the product.
Hold
down the stop button for 3 seconds to start
the cleaning cycle. The power light flashes throughout the
cleaning cycle and stays on when the cleaning cycle is finished.
Caution:
Never turn off the product during a cleaning
cycle or you may damage it.
Run a
nozzle check to confirm that the print head is clean.
If you don’t
see any improvement after cleaning the print head up to 4 times,
turn off the product and wait at least 6 hours. Then try cleaning
the print head again. If quality still does not improve, one
of the ink cartridges may be old or damaged and needs to be
replaced.