Answer:

• If your monitor has "PC mode", please try to adjust monitor to PC mode.
  If not, please contact your monitor vender for help.
• Or you can do some setting on driver.

ATI VGA output, please refer setting A.
NVIDIA^® VGA output, please refer setting B.

A. If you use ATI VGA output, please enter [ATI driver controller] to adjust [Scaling Option]
1. Right check the mouse, and enter ATI driver controller.
2. Find the [Scaling Option] to setting the bar until to fit the size.


B. If you use NVIDIA^® VGA output, please enter [NVIDIA^® driver controller] to adjust [Resize desktop]
1. Right check the mouse, and enter NVIDIA^® driver controller.
2. Find the [Resize desktop] option to setting the bar until to fit the size.