Rosewill R700N - Manual (Page 8)

MENU : Press MENU button. Then you will see main menu screen.
Press again. Then choose the item and adjust by + and .
H . Position Adjust Horizontal Position.
V . Position Adjust Vertical Position.
Sharpness Adjusts background black level of screen image.
Phase Adjust DOT CLOCK level of screen image.
Clock Adjust DOT CLOCK level of screen image.
Exit Exit the current menu page or made.