HDMI cable television appear black border phenomenon is found appeared AMD graphics card, this problem can be solved by adjusting overscan. Some people say that the adjusted image after scanning will some of the trivial, not point-to-point display, but no actual what difference.
Open the AMD card management center CCC (Catalyst Control Center), launched the "digital flat panel" I ", click the zoom options", regulate the scan cursor to 0, can solve the problem.
The dark side is different from the notebook computer only into the game black edges, so can not be used to modify the registry to solve. Through the Internet to find information, see the netizen solve this matter. The cause of the problems is that the refresh frequency equipment is not compatible with lead. The default 60Hz refresh frequency, can be appropriate to increase to 70Hz or 75Hz, or is reduced to 55Hz or 50Hz, can be solved by the refresh frequency is not compatible and screen black side problems caused by.