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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW ULT]eDP brightness is zero after the computer start"
href="https://bugs.freedesktop.org/show_bug.cgi?id=70791#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW ULT]eDP brightness is zero after the computer start"
href="https://bugs.freedesktop.org/show_bug.cgi?id=70791">bug 70791</a>
from <span class="vcard"><a class="email" href="mailto:jani.nikula@intel.com" title="Jani Nikula <jani.nikula@intel.com>"> <span class="fn">Jani Nikula</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=70791#c3">comment #3</a>)
<span class="quote">> I am afraid I didn't make it clear that the eDP monitor turn into black when
> it start to show the grub list. So it's already black before loading in the
> kernel.</span >
So it shows the grub menu, and while showing the menu, goes black?
Please also try video.use_bios_initial_backlight=0 parameter.</pre>
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