4 Color Printhead For 862/564 HP Photosmart B110a B210a B109a C410a
Please install the print head on the machine without ink cartridges, if any questions please contact us can be returned; directly install the print head on the machine with ink , the ink system error problems can not be returned, mind who carefully shot.
Note when changing the nozzle:
Proposed professionals in the printer failure to determine the problem is the print head or the motherboard cartridge problem and then processed.
Please install the print head on the machine without ink cartridges, if any questions please contact us can be returned; directly install the print head on the machine with ink , the ink system error problems can not be returned, mind who carefully shot.