150
Troubleshooting >
Touch Screen
Touch Screen
What should I do if the touch screen does not work?
❑
The HDMI input or the video input may be selected as the audio/video input source. Press the
INPUT SELECT
button on
the computer or the remote commander (if supplied) to switch the input source to the computer input.
❑
You may have disabled the touch screen. Use the wireless mouse to click
Start
,
Control Panel
,
Hardware and Sound
,
and
Pen and Touch
, and then click to select the
Use your finger as an input device
check box on the
Touch
tab.
What should I do if I cannot tap on the exact spot that I intend on the touch screen?
Changing the aspect ratio along with the screen resolution may cause loss of correct coordinates on the touch screen. In such
a case, follow these steps to calibrate the touch screen with the
Control Panel
.
1
Click
Start
,
Control Panel
, and
Tablet PC Settings
with the wireless mouse.
2
Click
Calibrate
on the
Display
tab.
3
Follow the on-screen instructions.