Connections not correctly connected
Verify the monitor or another display device is connected correctly to the computer. If everything is connected, verify the cable and the connection on the back of the computer are not damaged or bad.
BIOS setup needs to be updated
Enter BIOS setup and verify the settings relating to your video card are properly set. If settings appear to be correct or once the video card is changed in the BIOS, save the values, and exit the BIOS setup.
- How to enter and exit the BIOS or CMOS setup.
Potential conflict or hardware related issue
If any hardware was recently added to the computer, we recommend it be removed.
Related information
- See our monitor and video card definitions for further information and related links.
- Video card help and support.