19 liquid crystal display was incomplete, did not show display on the left

I appeared in a small cafe has been no way of knowing the cause and solution to consult a special

Internet client to use AMD system, ATI graphics cards, 19 wide display, there are a small number of machines did not appear Seen before, set up display with a resolution of 1440 * 900 standard desktop into the system, and part of the display on the left side shows all the content down to the black side of the outside part of the emergence of

The machine is not fixed the problem, a problem today or tomorrow, that's enough,
view the display properties of normal should be the highest resolution 1440 * 900, a problem when the maximum is 2560 * 1XXX
In addition to the 900 * 1440 Resolution other than the normal full-screen resolution
has tried to 7.X version 8.8 drivers, for all the random problems
tried about a solution:replace the display, replace the drive, or to replace VGA display line, But it can not solve the problem completely confirmed

seek cause of the problem or can be the perfect solution
boy here to thank the

by AUTO will be able to automatically adjust them!

to adjust but the problem is the success the city of Nanyang Technology Co., Ltd.