LB1500R / LB1500RTC / LB1503R User’s Guide (020-0463-01A) 13
Appendix

Troubleshooting

If you are experiencing trouble with the LCD display, refer to the following. If
the problem persists, please contact Planar.
Problem: No image appears on screen.
Check that all the I/O and power connectors are correctly installed and well
connected as described in the “Installation” section.
Make sure the pins of the connectors are not crooked or broken.
Reconfigure the resolution of your computer to make it less than or equal to
1024 x 768.
Problem: Partial Image or incorrectly displayed the 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
1024 x 768.
Problem: Image has vertical flickering line bars.
Use "Clock" 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.
Problem: Image is unstable and flickering
Use "Phase" to make an adjustment.
Problem: Image is scrolling
Check and make sure the VGA signal cable (or adapter) is well 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: Ghosting image (character and graphic images)
Use "Clock" to make an adjustment. If this problem still exists, use “Phase” to
make an adjustment.