[CentOS] Screen blacked out

[techlists at comcast.net]

Yes, as mentioned below, I edited /etc/inittab from rescue mode, and changed it to run level 3. And the screen still went black upon reboot.

 -------------- Original message ----------------------
From: "Eduardo Grosclaude" <eduardo.grosclaude at gmail.com>
> On 3/6/07, techlists at comcast.net <techlists at comcast.net> wrote:
> > I have a CentOS 4.3 workstation I use for experimentation on my desk at work. 
> It was plugged into an old LG 14" monitor, and I switched the video cable to a 
> Samsung 17" LCD without rebooting.
> >
> > The screen resolution was set to 800x600 on the 14" monitor, and the display 
> worked fine at 800x600 after switching to the Samsung 17". When I changed the 
> resolution to 1024x764, the screen went black and I haven't been able to get it 
> back again.
> >
> > I hoped rebooting and having the system search for new hardware would adjust 
> the display driver to the correct monitor but it didn't. I booted with CD1 in 
> rescue mode and changed /etc/inittab to start in command line mode (3), but the 
> screen still goes black after going through some initial boot processes.
> >
> > I suspect the issue is driver related, rather than screen resolution related. 
> When I initially went to change the resolution, it recognized the monitor as a 
> generic VGA, and I changed the monitor type to Samsung Syncmaster 711T at the 
> same time as changing the resolution.
> >
> > How can I get the system to recognize the new monitor?
> Did you try booting in runlevel <= 3 and then system-config-display
> --reconfig? If that works, you could set display as vanilla as you can
> and then start your customisation over.
> Also you can peek at several options with system-config-display --help
> 
> 
> -- 
> Eduardo Grosclaude
> Universidad Nacional del Comahue
> Neuquen, Argentina
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