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NCR RealPOS 70 - Page 142

NCR RealPOS 70
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5-18 Chapter 5: Touch Screen Calibration – Windows (MT 5.64, SR6)
16-Point Accuracy Test
9. Performthe16PointAccuracyTest.Toucheachofthetargetsto
checktheaccuracyofthecalibration.
Aseachtargetistouchedthevertical/horizontalErrorRangeis
displayed.Theacceptablemarginoferrorislessthan1.5%.
10. Performthe2PointCalibrationprocedure.
Ifthecalibrationisstillunsatisfactory,ortheerrorrange>1.5%,then
performtheRestoreDefaultsprocedure(followtheflowchartbeginning
atRestoreDefaults).

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