HP 750 - Manual (Page 117)

Calibrations C4705-90000 7-7
8 A Status / Printing" message is displayed while plotting.
9 Remove the media when the plotter has finished plotting.
10 The Create pattern / Measure pattern" message is displayed.
11 Press the Down Arrow button to select Measure pattern".
12 Rotate the plot so that the edge with the arrows points to the leading edge, then reload
the plot with the arrow edge print side down.
Load arrow edge
print side down
Arrow edge
13 The plotter will load the plot and then measure the alignment marks using the line
sensor on the pen carriage.
14 If the calibration passes, the Success Calibration / Press Enter" message is displayed on
the frontĆpanel. Press Enter to return to the Service Tests submenu.
15 If the calibration fails, the Calibration Error / Continue"message is displayed on the
frontĆpanel.
If the calibration fails the test:
1 Replace the cartridges.
2 Performthe line sensor calibration ' page 7Ć5.
3 Performthe mark position test ' page 8Ć44.