ATI Technologies V7200 - Firegl 256 Mb Pcie, User Manual

Page: 45 / 72

Troubleshooting 39
Screen Defects
Appear • Check if your monitor supports the resolution,
horizontal (kHz) and vertical (Hz) refresh rates as
required by the graphics card.
• Check your current resolution, refresh rate, and color
depth settings in the Settings and Monitor tabs in
your Display Properties dialog.
• Make sure that the display resolution and refresh rate
settings you have selected are supported by the
monitor you have connected.
Warning! Ensure that both video card and monitor
support resolution and refresh rates you select.
Incompatible resolution/refresh rate selection may result in
monitor damage. Refer to your monitor's documentation
for recommended resolutions and refresh rates.
Off-Center
Screen Image,
Odd Colors or No
Picture • Try adjusting the brightness, sharpness, contrast, and
color balance controls of your monitor.
• Try adjusting the centering and positioning controls of
your monitor to position the picture on the screen.
Note: The Screen Position settings in Display
Properties > Advanced > Displays > Adjustments
tune the position of the picture on the screen via the
video signal.
• Set the monitor's RGB inputs (and sync switches, if
this option is available) to 75 Ohms, with the sync set
to external.
• DFP monitor users: Make sure that the DVI plug of
your monitor data cable is digital-only (DVI-D) - but not
integrated analog/digital (DVI-I). Refer to your
monitor's documentation and contact your supplier or
the manufacturer of the DFP monitor for information
on how to obtain a suitable data cable plug.
Operating
System Warns
that Video Card
Isn’t Properly
Configured • Make sure that the display resolution and refresh rate
settings you have selected are supported by the
monitor you have connected.
• Check the driver installation and make sure that all
software is correctly loaded corresponding to your
operating system and applications.
• Reinstall the ATI drivers for your FireGL™ card.
Problem Possible Solution