Vga Problems - Wacom DTF-521 series Installation And User Manual

DTF521_Manual.fm Page 32 Tuesday, February 28, 2006 10:36 AM
The image appears multiple times
on the display.
When a still image is displayed for
a long period of time without
refreshing the screen, an after-
image remains for a short period of
time.
The color white does not display as
white.

VGA problems

The display ripples or flickers.
The display is not clear.
The display and LCD panel are not
lined up. The display size is not
correct.
The display ripples or shows a
moiré pattern. The display color is
not even.
Troubleshooting
page 32
• Do not extend the video cable. Do not use an input selector
switch box.
• Use a screen saver or other power management feature.
• Verify that the display is operating at the factory default settings.
If that is not sufficient, then adjust color as necessary. For details on
color management, refer to your operating system and application
documentation.
• Verify that the video cable and connector are fully connected.
• Open the OSD menu, go to the R
A option. Then, if necessary, manually adjust pitch and phase.
DJUST
• Verify that the display adapter or video card matches the
specifications for the DTF-521/PL-521.
• Adjust the refresh rate in the Display Properties control panel.
• Set the display resolution of your video card to 1024 x 768.
• As necessary, adjust contrast or brightness, pitch and phase.
• Open the OSD menu, go to the R
option.
• As necessary, adjust pitch and phase, and horizontal and vertical
position. Note that some video cards may not show the display in
proper sizing.
• Open the OSD menu, go to the R
option.
• As necessary, adjust pitch and phase.
menu, and select the A
ESET
menu, and select the R
ESET
menu, and select the R
ESET
UTO
ECALL
ECALL