Unable to get Display in TV using VGA Cable: ATI RADEON 4850 ...
XPS 435 MT Windows Vista Home Premium 64-Bit 512MB ATI RADEON 4850 GRAPHICS 8192MB (4X1024,2X2048) 1067MHZ Intel i7 Processor - 2.66 ghz 8 .
http://www.experts-exchange.com/Hardware/Components/Video_Cards/Q_24404242.html