Planar PT3290PW, User Manual

Page: 19 / 28

16
Appendix
Troubleshooting
If you are experiencing trouble with the 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 display.
► Recon figure the resolution of your computer to make it less than or equal to
1920 x 1080.
Problem: Image has vertical fl ickering line bars.
► Use “Phase” in “Display” to make an adjustment.
► Check and recon figure the display mode of the vertical refresh rate of your graphic
card to make it compatible with the display.
Problem: Image is unstable and fl ickering
► Use “Phase” in “Display” 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 display.
Problem: Vague image (characters and graphics)
► Use “Phase” in “Display” to make an adjustment. If this problem still exists, use “H Position”
to make an adjustment.
Problem: Touch no function
► Operating systems require 15 seconds to recognize the PT3290PW after connecting
the USB cable and power cable.