i.
Linux 2.6 kernel series
ii.
Evtouch Touchscreen Driver
http://www.conan.de/touchscreen/evtouch.html
iii.
Single touch only
10. 4-Point Calibration Procedure: (Note: no calibration is required for first time use, however, the touch panel might be
required for calibration over time depends on the usage)
I.
Press the CAL button (illustration A) located next to the USB connector (see page33, item 4 for location) or
press the “Scroll Lock” key (illustration B) on the keyboard 6 times.
(A) (B)
II.
Wait for the beep sound, and the cursor will move to near the upper left corner of the display automatically.
III. Place finger, gloved hand, or any other pointer on the cursor, and stay for 2 seconds (a beep sound will occur
when the pointer is placed on the cursor). Then the cursor will move to near the upper right corner
automatically.
IV. Repeat the procedure of item III until all 4 points is calibrated. (see image below for the places where cursor
appears).
V.
The calibration is completed and the touch monitor is ready to be used now.
1.
2.
3.
4.
VT550 Series
36
www.vartechsystems.com
