User`s manual

33 Chapter 3
3.2.3.2 Touchscreen
The Touchscreen page provides the calibration function. Click the "cali-
bration" button, the "Stylus Properties" windows would appear. Then
click "calibrate" button in the Advantech Touchscreen Properties window
to enter calibration process. In the calibration process, user taps on the
center of the target on the screen then the target will move to the next
position. After calibration, press "OK" to leave Advantech Touchscreen
Properties window, and then the Regflash utility process would automati-
cally start to save the registry setting.
Figure 3.5: Touchscreen calibration
3.2.3.3 Display
From time to time it is unnecessary to turn on the display attached to the
PCM-7130 all the day. The Display page of the Configurator provides
several frequently used functions such as turning off the LCD and back-
light to elongates the display repair period, adjusting brightness or con-
trast. For example, if the user wants the backlight turn-off setting
function,he can press"setting" button.Then the backlight page will appear
on the screen. Besides, user can click the "Off Now" button to turn off the
backlight of the display panel immediately without waiting. Once the
backlight was turned off, there were three inputs to turn it on: (1) mouse;
(2) keyboard; (3) touch screen; user can use any one of them to turn on
the display.
The lower “Brightness” and “Contrast” blocks have scroll bars by which
users can tune brightness level of TFT LCD or the contrast level of pas-
sive matrix LCD.