nVidia 8800GT graphic card dead ?
this morning I booted my mac-pro 2007 quad.cores and display stay in black and goes to power saving. I can screen sharing, when I log the Mac-PRO is in login window.
All works except display prefpane, detect displays doesn't do anything !!
Mac Pro, Mac OS X (10.7.3), 32GB RAM / 4 x 1 TB / SSD 128 2007