Dell U2410 - Page 29

or
or
or
This means that the monitor cannot synchronize with the signal that it is receiving from the computer. See Monitor Specifications
fortheHorizontalandVerticalfrequencyranges
addressable by this monitor. Recommended mode is 1920 X 1200.

WhenmonitorentersPowerSavemode,thefollowingmessageappears:
or
or
Activate the computer and wake up the monitor to gain access to the OSD.
If you Touch any button other than the power button one of the following messages will appear depending on the selected input:
VGA/DVI-D/HDMI/DisplayPort input
or
or
Video Input