Samsung 275TPLUS - Manual (Page 37)

Control Buttons
Use this button to open the on-screen menu and exit from the menu screen
or close screen adjustment menu.
PC/DVI(PC) : MagicBright™
MagicBright™ is a new feature providing the optimum viewing environment
depending on the contents of the image you are watching.
Then press the button again to circle through available preconfigured
modes.
( Custom → Text → Internet → Game → Sports → Movie → Dynamic CR )
AV/S-Video/Component/HDMI : Picture mode
The Monitor has four automatic picture settings that are preset at the
factory.
Then press the button again to circle through available preconfigured
modes.
( Dynamic → Standard → Movie → Custom )
This button allows you to adjust items in the menu.