5 Essential Elements For hp officejet pro 6978 poor print quality

• Now plug-in the power cable back again to the wall socket without any surge protector or an extension twine. Finally, the microelectronics during the head can melt away out. Printheads don’t last endlessly, and the electronics can’t be repaired, so the very best you can do is to try to clean the blockage manually or replace

read more