steve wrote:
> 
> I was over at a friends house last nite who wants to run a linux system on
> one of his machines.  He installed Red Hat 6.2 by following the
> instructions through the installation. I watched as the system seem to boot
> up with no prob, but after getting to the Login prompt, after about 30
> seconds the Login prompt at all the text would just dissappear and reappear
> continuously.  It was not in a timed manner but more random, and quite
> rapidly.  It was comical watching him try to type in his login name and
> password, as it would only take keyboard input during the intervals while
> the login prompt was on the screen.


This usually happens because the X server is not configured properly for
the video card
and you may have to boot into runlevel 3 and run Xconfigurator or it may
be this bug 
at the URL below:

Topic: disabling screen blanking
http://www.redhat.com/support/alex/50.html

HTH,

Armand