Samsung LS20TDNSUV-ZA - Manual (Page 39)

The tone of the color can be changed.
(Available in PC / DVI mode only)
Cool / Normal / Warm / Custom
MENU → → , → → → , → → MENU,EXIT
- R-Gain / G-Gain / B-Gain
Adjusts the individual R, G, B color controls.
MENU → → , → → , → → , , , → MENU,EXIT
- Size
You can switch the Size.
Wide / 4:3
MENU → → , → → , → → , → MENU,EXIT
Adjusting the Monitor