Alpha Technologies Cordex Controller Ver.3.1x - Manual (Page 20)

0700015-J0 Rev B 18
3.4.6 LCD Touch Screen Calibration
Perform the following steps to calibrate the touch screen from the home screen: Complete each step
within 20 sec or the calibration is ignored.
Both the targets must be tapped correctly for the calibration to take effect to prevent the calibration from
changing dramatically from the default.
1. Perform a diagonal action or "swipe"
from the top right area of the LCD to
the bottom left area:
2. Tap on the center of the first target
within 20 seconds to complete this
step.
Count down
timer
3. Tap on the center of the second target
within 20 seconds to complete the
calibration:
Count down
timer