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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - Dual onboard LCD (eDP1 and DP1) cannot turn on DP1 (no backlight), no backlight control but can see screen in reflected light"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73156#c26">Comment # 26</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - Dual onboard LCD (eDP1 and DP1) cannot turn on DP1 (no backlight), no backlight control but can see screen in reflected light"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73156">bug 73156</a>
from <span class="vcard"><a class="email" href="mailto:daiver@daiver.ru" title="Daiver <daiver@daiver.ru>"> <span class="fn">Daiver</span></a>
</span></b>
<pre>Yes.
I turn on external display backlight trough BIOS.
Then boot compiled kernel.
External still not under control.
Neither the reduced brightness, neither increasing nor setting the brightness
to 0, do not display off, no impact on the outside, only on the inside.</pre>
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