Dell U2913WM User Manual page 35

Mini DisplayPort
Select Mini DisplayPort input when you are using the Mini DisplayPort (DP) connector. Press the
source.
HDMI
Select HDMI input when you are using the HDMI connector. Press the
Color Settings
Use the Color Settings to adjust the color setting mode and color temperature.
There are different color setting sub-menus for VGA/DVI-D/HDMI/DisplayPort/Mini DisplayPort.
Input Color Format Choose the RGB option if monitor is connected to a computer or a DVD using a VGA or DVI cable. Choose the YPbPr option if monitor is
connected to a DVD by a YPbPr to VGA cable or if the DVD color output setting is not RGB.
to select the Mini DisplayPort input
button to select the HDMI input source.