Advantech TPC-1261H - Manual (Page 99)

89 Appendix F
Advanced Calibration is for the aged touchscreens by using 4, 9, 16 or 25
points to calibrate touch panel.
Figure F.10: Advanced Calibration -1
Note Touch the red squares in sequence. The cali-
bration is completed after the fifth touch red
point is calibrated. Press “ESC” to skip.