Re: Radeon HD 3470 dual monitors on Squeeze
On Sat, May 05, 2012 at 09:05:35AM -0400, Rob Owens wrote:
> I've been trying to get dual monitors to work on my Squeeze system.
> Originally I was using both the onboard video and an additional video
> card. Now I have two monitors hooked up to the same video card (thanks
> to a cheap craigslist purchase).
> When I begin booting, both monitors give me a display. But when the
> boot process gets to the point where text display changes (framebuffer
> turning on?) one monitor goes blank and I cannot get it working again,
> even when logged into a GUI.
> Both monitors work properly with Knoppix 6.4.4. I tried using the
> Knoppix xorg.conf, but that did not work. Here are some differences
> between Squeeze and Knoppix:
> Squeeze Knoppix
> kernel: 2.6.32-5 2.6.37
> xserver-xorg-video-radeon: 1:6.13.1-2 1:6.13.2-1
> libdrm-radeon1: 2.4.23-0.0 2.4.23-1
> radeontool: none 1.6.1-1
> I don't know if the above differences are important or not.
> Any ideas why one monitor always goes blank in Squeeze?
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Have you tried xrandr?
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