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C H A P T E R
TROUBLESHOOTING
If you are experiencing trouble with your touchmonitor, refer to the following table. If the problem
persists, please contact your local dealer or our service center.
Solutions to Common Problems
Problem Suggestion(s)
No image appears on screen.
Check that all the I/O and power connectors are properly connected as described in Chapter 2. Make
sure the pins of the connectors are not crooked or broken. Test power supply by trying different cables,
a different wall outlet or plug another appliance into the outlet. Make certain the video cable is properly
connected and that it is not damaged. Check for bent pins on the cable connectors. Ensure that your
computer and video card are properly configured. (Consult video card documentation.) "Out of Range"
display Check to see if the resolution of your computer is higher than that of the LCD display.
Reconfigure the resolution of your computer to make it less than or equal to 1280 x 1024. See
Appendix A for more information on resolution.
OSD/Power buttons don't respond
See page 3-21 for OSD enable/disable.
Image has vertical flickering line bars.
Use "Phase" to make an adjustment.
Check and reconfigure the display mode of the vertical refresh rate of your graphic card to make it
compatible with the LCD display.
Image is unstable and flickering
Use "CLOCK" to make an adjustment.
Image is scrolling
Make sure the VGA signal cable (or adapter) is well connected.
www.leadingtouch.com
20/27
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