We specialize in repairing various HP Design Jet models, including the 500/800, T100/T1120/T610, T770/T790, Z3200/Z5200, Z6200/Z6600/Z6800, T520, T530, T620, T630, T650, T730, and T830. Our services include resolving common numerical error codes and issues such as: 11:11 Trailing ...