Printhead Adjustment 7 The following drawing shows the overall position of the Printhead Adjustment Jigs in relation to the Printhead (the tubes have been removed for clarity). Printhead Printhead Adjustment Jig 1 Printhead Adjustment Jig 2 8 Once the Printhead Adjustment Jigs are in place, tighten the front screw that secures the Printhead to the Carriage Base Plate. 9 Remove the tube cap from the Printhead. HP Designjet 9000s Series Printer Service Manual 3-7