Epson G3 Series Manual page 186

Maintenance 14. Calibration
(10) The manipulator moves to the reference point. Click the <Execute> button.
(11) Confirm the message and click the <Yes> button.
(12) After the manipulator moves to the reference point, click the <Next> button.
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JUMP P0:z(0)
Input JUMP P0:z(0).
↑
Point selected in step (6)
G3 Rev.14