Older DB15 connectors are missing the sync pins needed for newer laptops and projectors (ie SVGA cables are a no go). Last, verify you are using the right cable. This is almost a universal resolution for all projectors unless it's REALLY old. Many new laptops are capable of much higher resolutions than the projectors. Once it is on and set only to that input, use your computer to turn "on" extended desktop or cloned desktop using the graphics card software (do NOT rely on F8 to work since it can sometimes be disabled in the software).Īlso, make sure your desktop resolution is a setting the projector actually understands. Once you've turned the setting off, select the input you are actually connected to manually (remote or projector menu). To display on both the laptops monitor and the projector, try pressing the. On Windows 7 or later, hold down the Windows key and press P at the same time, then click Duplicate. (See your laptop manual for details.) Wait a few seconds for an image to appear. You can see where that could go on for infinity. Hold down the laptops Fn key and press the key labeled with a monitor icon or CRT/LCD. If the projector is auto searching, it is also trying to verify there is a sync signal present. The owner has no issue in her office or other projectors located around the campus. Many new laptops will not engage a secondary desktop or cloned desktop until they "see" a monitor (or projector) sync signal. Eric Likness 2 Bronze 15688 11-13-2014 10:26 AM Nov.13, 2014 Same issue here, current model Dell XPS 13 using the Dell supplied DisplayPort to VGA cable doesnt work with a particular projector at our facility. Turn off the auto source selection in the projector menu.
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