print heads clogged
When the printer is powered ON, press and hold the <RESUME> button. When the power lamp blinks once, release the <RESUME> button. The power lamp will blink and cleaning will start.
When the power lamp stops blinking and lights, the cleaning operation has completed. (It will take about 30 to 60 seconds for cleaning operations to complete).
After print head cleaning is completed, confirm whether clogged nozzles have been resolved by performing nozzle check pattern printing