AIS OF19T100-A1-PCT, User Manual, Page: 16 / 21

American Industrial Systems - OF19T100-A1-PCT User Guide Page 16
Appendix
Troubleshooting
If you are experiencing trouble with the LCD display, refer to the following. If the
problem persists, please contact your local dealer or our service center.
Problem: No image appears on screen

Check that all the I/O and power connectors are correctly and well-connected as
described in the “Installation” section.

Make sure the pins of the connectors are not crooked or broken.
Problem: Partial Image or incorrectly displayed image

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.
Problem: Image has vertical flickering line bars

Use “Fine” to make an adjustment.

Check and reconfigure the display mode of the vertical refresh rate of your
graphics card to make it compatible with the LCD display.
Problem: Image is unstable and flickering

Use “Fine” to make an adjustment.
Problem: Image is scrolling

Check and make sure the VGA signal cable (or adapter) is securely connected.

Check and reconfigure the display mode of the vertical refresh rate of your
graphics card to make it compatible with the LCD display.
Problem: Vague image (characters and graphics)

Use “Fine” to make an adjustment. If this problem persists, use “Horizontal size”
to make an adjustment.