New Holland CX720 Operator's Manual page 202

SECTION 2 – CONTROLS, INSTRUMENTS AND OPERATION
Message: "Refer to manual for more information"
Message: "Then press ENTER"
3. Press "enter" to continue or "esc" to abort the
calibration.
Message: "Calibration initiated"
4. The turntable sensor will now be calibrated
automatically. It will turn first to the extreme right
position (CW) and then to the extreme left (CCW)
position, afterwards return to and stop at the
calculated "0 degrees" position.
This is the position where the HGS sensor (2)
(fig. 229) should be looking straight forward in the
driving direction of the combine.
NOTE: This is not the operating position of the
SmartSteert .
Message: "Calibration successful"
5. When the InfoViewt monitor indicates that the
calibration has finished successfully, verify that
the HGS sensor 2 (fig. 229) is looking straight
forward.
If not, re-adjust as described in item 8.
6. After a successful calibration, the HGS sensor
should look straight forward.
7. The calibration value shown in the "Combine info"
screen, sub-menu "Driveline" should be
0.0 degrees.
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