Gateway HD2200 User Guide - Page 17

www.gateway.com No picture • Touch Menu, then touch Input Select to make sure that you have selected the correct video source. • Make sure that the power cord is connected correctly to both the back of the monitor and the power outlet. For more information about connecting the power cord, see "Connecting the monitor" on page 2. • Make sure that the video cable is connected securely to the back of the monitor and computer. For more information about connecting the video cable, see "Connecting the monitor" on page 2. • Make sure that the monitor is turned on. • If the power LED is orange: • Make sure that your computer is turned on. • Move the mouse or press any key on the keyboard to bring the monitor out of sleep mode. • Restart your computer with the monitor turned on. • Make sure that the video cable is not damaged. • Check the end of the video cable for any pins that might be bent or pushed in. • Turn off the monitor and unplug the video cable from the back of your computer. Turn the monitor back on and wait for ten seconds. If the monitor is functioning correctly, a "No Signal" message appears. For more information about connecting the video cable, see "Connecting the monitor" on page 2. Display colors are wrong • Touch Menu, Main Menu, then touch Auto to automatically adjust the display image to the ideal settings. (VGA mode only) • Restart your computer with the monitor turned on. • Make sure that the video cable is connected securely to the back of the monitor and your computer. For more information about connecting the video cable, see "Connecting the monitor" on page 2. • Make sure that the video cable is not damaged. • Check the end of the video cable for any pins that might be bent or pushed in. Picture has shadows or "ghosts" • Touch Menu, Main Menu, then touch Auto to automatically adjust the display image to the ideal settings. (VGA mode only) • Remove any extension cables or switchboxes. • Make sure that the video cable is connected securely to the back of the monitor and your computer. For more information about connecting the video cable, see "Connecting the monitor" on page 2. • Make sure that the video cable is not damaged. • Check the end of the video cable for any pins that might be bent or pushed in. • Make sure that your monitor connection is using the VGA cable that came with your monitor. Color is not uniform • Touch Menu, Main Menu, then touch Auto to automatically adjust the display image to the ideal settings. (VGA mode only) • Make sure that the monitor warms up for at least 30 minutes before making a final judgment about color uniformity or brightness. 13