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    <div class="moz-cite-prefix">Any kernel parameter you have to enter
      into boot options in our graphical sysmenu if you boot without
      uefi support:<br>
      <br>
      <span
style="background-color:rgb(252,253,254);color:rgb(51,51,51);font-family:sans-serif;font-size:13px;line-height:19px">acpi_backlight=vendor<br>
        <br>
        Else you have add this line to our uefi-config files behind the
        other cmds we use.<br>
        <br>
        To add it to GRUB you use followed line:<br>
        <br>
        GRUB_CMDLINE_LINUX_DEFAULT=<br>
      </span><br>
      On 11/15/2013 09:26 PM, Carl Duff wrote:<br>
    </div>
    <blockquote
cite="mid:CA+y8aaY6NiqJ0GPDkbNVDr1q1oLMzAmP5Mm7iJRw2uFgLq-QTQ@mail.gmail.com"
      type="cite">
      <div dir="ltr">Hi All,
        <div><br>
        </div>
        <div>As you are aware, I booted into a black screen when
          attempting to boot the 0.8.8 ISO on my new UEFI compaq
          (pentium).</div>
        <div><br>
        </div>
        <div>I believe this thread explains the reason (i.e. it's not
          UEFI):<a moz-do-not-send="true"
            href="https://bbs.archlinux.org/viewtopic.php?id=143903">https://bbs.archlinux.org/viewtopic.php?id=143903</a></div>
        <div><br>
        </div>
        <div>The key may be this: "<span
style="background-color:rgb(252,253,254);color:rgb(51,51,51);font-family:sans-serif;font-size:13px;line-height:19px">I
            overcame this problem by adding acpi_backlight=vendor to the
            kernel line in /boot/grub/menu.lst." (may be
            etc/default/grub for us)</span></div>
        <div><span
style="background-color:rgb(252,253,254);color:rgb(51,51,51);font-family:sans-serif;font-size:13px;line-height:19px"><br>
          </span></div>
        <div><span
style="background-color:rgb(252,253,254);color:rgb(51,51,51);font-family:sans-serif;font-size:13px;line-height:19px">Phil,
            can you point me in the right direction to try this out
            (i.e. update </span><span
style="background-color:rgb(249,249,249);color:rgb(0,0,0);font-family:monospace,Courier;font-size:13px;line-height:1.3em">GRUB_CMDLINE_LINUX=)</span><span
style="background-color:rgb(252,253,254);color:rgb(51,51,51);font-family:sans-serif;font-size:13px;line-height:19px">?
            Won't push any changes.</span></div>
        <div><span
style="background-color:rgb(252,253,254);color:rgb(51,51,51);font-family:sans-serif;font-size:13px;line-height:19px"><br>
          </span></div>
        <div><span
style="background-color:rgb(252,253,254);color:rgb(51,51,51);font-family:sans-serif;font-size:13px;line-height:19px">Carl</span></div>
      </div>
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      <br>
      <pre wrap="">_______________________________________________
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</pre>
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