Chapter 2: Hardware Installation 2-27
4. Verify that the calibration was set accurately before making a
service call. Perform the calibration again if necessary.
•
If cursor is not stable, or false touches are suspected, run the
Noise Check Utility from the Touchware Control Panel
(Windows) or from the Microcal (DOS) program. Choose the
recommended frequency (the one with the lowest noise level).
This should also be done if the touch screen is still not
calibrated after one attempt to recalibrate it.
Microcal:
a. Set the video resolution. Go to the
Tools
menu,
Video
. Select
800 x 600 256 colors
.
b. Go to the
Tools
menu, select
Noise Check
.
c. Follow the instruction prompts. Choose the frequency with
the lowest noise level.
Touchware Control Panel:
a. Go to the
Cursor
tab and press
Stabilize Cursor
.
b. Choose the recommended frequency.
•
The Edge Adjust should be turned off if using Windows.
Touchware Control Panel:
a. Go to the
Cursor
tab.
Edge Adjustment
should be turned off.
•
Application software can possibly generate a dialog box from
the Touch Driver, with the message that the touch screen needs
to be recalibrated. If the screen appears to be working normally,
then this message can be ignored. There will be a check box
labeled Do not show this message again. Make sure
this box is checked.