Hitachi UX Twin Nozzle Service Manual page 196

13 Remove the print head fixing screws (4 locations) on the rear of the unit and
remove the print head cable from the unit.
Fixing screws
Print Head cable
Fixing screws
14 Mount the new print head by reverse order of the procedures above.
[NOTE] When Head H Clamp is mounted to the printer, please mount it as 14-wire cable
(the thickest cable) shall be placed at the most right end when viewed from the rear of
the printer. Please see the figure above.
15 Perform "Ink Replenishment" and adjust the pressure.
Make sure that there is no ink leak.
16 Perform "Excitation adjustment" and "Auto-phase gain adjustment".
Use Head H Clamp assembly which you removed bundling
with new Print Head assembly Parts RX2.
14-wire cable shall be placed at the most right end.
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