NCR RealPOS 70 - 2-Point Calibration Procedure

Chapter 4: Touch Screen Calibration – Windows (MT 5.64, SR4) 4-9
2-Point Calibration Procedure
13. FromtheWindowsStartbutton,selectSettings → Control
Panel → TouchWare.
Caution: Thereare2‐Pointor4‐PointCalibrationmethods
available.ALWAYSusethe2‐Pointmethod.Ifyouinadvertently
runthe4‐Pointmethodthenyoumustperformthefollowingto
returntothe2‐Pointmethod.
a. Change
thesettingbacktothe2‐Pointcalibrationmethod.See
theChangingFrom4‐Pointto2‐PointCalibrationattheendofthis
chapter.
b. Deletethec:\sensorsdirectory.
c. Runthe25‐PointLinearization.
d. Performa2‐PointCalibrationandtestthescreenasdescribedin
theflow
chart.
e. Ifscreenisstilloutofcalibrationfollowtheflowchartonthe
previouspage,startingatRestoreDefaults .