SUSE KDE lost keyboard

[Alan Gore]

> If your keyboard works at the command line, su to root and open  
> yast by typing the command > yast
> This will bring you to a command interface of yast. You have all  
> the same functionality as you would if using a gui. You can also  
> restore your keyboard from here ;)

I have now diagnosed the problem. I have found that certain settings  
of video card parameters cause KDE to lose the keyboard. On my old  
nVidia, for example, a setting of 1024 x 768 at 24-bit color is good,  
while 1024 x 768 at 16-bit color loses the keyboard.