Pc wont connect to Sony digital projector help

[Hrd1689]

My Sony VPL-CX70 will not project anything from my Dell PC. It is all plugged in and makes the 'connected' beep, but nothing happens. Help me please I hve a proposal tomorow!

 

[johnnyq1233]

Are you connecting it to a laptop?
If so you'll have to go to the video driver settings and enable the second monitor.