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GV-R455 Series Graphics Accelerator
4. Troubleshooting Tips
The following troubleshooting tips may help if you experience problems. Contact your dealer or
GIGABYTE for more advanced troubleshooting information.
Check that the card is seated properly in the PCI Express x16 slot.
Ensure that the display cable is securely fastened to the card's display connector.
Make sure that the monitor and computer are plugged in and receiving power.
If necessary, disable any built-in graphics capabilities on your motherboard. For more
information, consult your computer's manual or manufacturer.
(NOTE: Some manufacturers do not allow the built-in graphics to be disabled or to become the
secondary display.)
Make sure you selected the appropriate display device and graphics card when you install
the graphics driver.
Restart your computer.
Press <F8> on your keyboard after system starts up. When the Windows Advanced Options
Menu appears, select Safe Mode and press <Enter>.
After getting into Safe Mode, in Device Manager check whether the driver for the graphics card
is correct.
For more assistance, use the Troubleshooting Guide located in the Windows Help or contact
your computer manufacturer.
If necessary, adjust your monitor's setting using monitor's adjust panel to make the screen
look focused, crisp, and sharp. (Please refer to the monitor's manual.)
