HP Officejet 4620 Not printing black ink - HP Support Forum - 3390587
I just installed a new, genuine hp black cartridge. It is seated and vented properly. I have run "clean printhead", and it shows a full... - 3390587 ... Hi Zagsmith, Officejet 4620 use HP 564 and HP 564XL series ink cartridge. Pleae take a look at those l...