1. Nozzles of print head blocked by dried ink.
2. Outer reasons blocked the holes in the nozzles.
On the off chance it is imperative to note that albeit authentic inks have against stopping up operators in their definition, on the off chance that you have not utilized your printer as a part of quite a while the ink will go away in the print head. With certifiable inks a few head cleans will generally get the ink taking after once more. In the event that you are utilizing refill or perfect cartridges more forceful head cleans may be essential.
You may require print head cleaning arrangement like this. The most ideal approach to stop ink drying in the print head is to utilize your printer consistently. Simply print out a test page which will utilize dark and shading.
In the event this is brought on by outside matter in the ink – dependably from little unfiltered particles from refill ink or lower quality perfect cartridges fabricated in a dusty situation – or the print head gathering paper dust from low quality paper, or the print head grabbing grime in an overfull stopping stat. By these steps you can unclog print head of your printer.