hce wrote: > Hi, > > I am running CentOS 5.2 on Acer laptop, I try to display laptop screen > on a LCD TV via VGA cable. It was fine while PC was booting in text > mode, but as soon as I started X Window, the LCD TV has error > "Unsupported signal, adjust your PC out". > Hi Resolution? Or, you have to configure something like xinerama or twinview. I not sure but I think twinview is a NVIDIA feature. Regards mg.