Action

1. Check that the power cord is connected to the monitor and to the wall outlet.

2. Verify with a volt-ohmmeter that the wall outlet is supplying AC power.

3. Verify that the video cable connection is secure between the monitor and the video output port.

   Use a volt-ohmmeter to perform the continuity test on the video cable.

4. If the cables and their connections are okay, then troubleshoot the monitor and the graphics card.