Psion Teklogix 8570 - Manual (Page 116)

Appendix C: Touch Screen Calibration
C-2 Teklogix 8570 Vehicle-Mount Computer User Manual
4. To change the number of calibration points from the default of 5, click
on the right or left arrows next to the ‘Calibration points’ option in the
screen below (Figure C.3).
5. To adjust calibration timeout – the number of seconds that can elapse
without the stylus touching the screen before calibration is cancelled –
click on the right or left arrow next to the ‘Timeout’ option on this
screen (Figure C.3).
Figure C.3 Calibration Screen
6. To begin calibration, click on the ‘Calibrate’ button (Figure C.3).
7. Use your stylus to touch the centre of each cross (calibration point) as it
appears on the screen (Figure C.4).
Figure C.4 Calibration Points
Calibration Point