Tech Help — HP Designjet

"Printhead replacement incomplete" after "preparing print system" on a T610, T620, T770, T790, T1100, T1120, T1200, T1300, T2300, Z2100, Z3100, Z3200, Z5200 or Z5400? This is usually not enough ink reaching the printheads: a non-HP cartridge, a cartridge below 40% full, or air in the ink tubes. Install HP cartridges above 40% full and purge each ink line with the priming tool. If the tube system is compromised, the seal upgrade kit is the easier and cheaper fix. Parts you may need: Universal Designjet ink tube priming tool | Printhead seal upgrade kit for T and Z models | HP... Read more →