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[Bug 1500382] [NEW] Screen blanking out when using an external 4k monitor with the internal screen turned off in display settings.

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From: Launchpad Bug Tracker <1500382@xxxxxxxxxxxxxxxxxx>
Date: Mon, 28 Sep 2015 17:11:01 -0000
Reply-to: Bug 1500382 <1500382@xxxxxxxxxxxxxxxxxx>
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[Summary]
Screen blanking out when using an external 4k monitor with the internal screen turned off in display settings.

[Reproduce Steps]
1. Connect an external 4K monitor
2. Turn off the internal screen in the display settings

[Results]
Expected: Normal output
Actual: Blank Screen

[Additional Information]
Product Name: Ubuntu 14.04.3 LTS on Dell XPS 13 9343
BIOS Version: BIOS A05 07/14/2015
Kernel Version: 3.13.0-63-generic
CPU: Intel(R) Core(TM) i7-5500U CPU @ 2.40GHz
GPU: Intel Corporation Broadwell-U Integrated Graphics (rev 09)
Monitor: Dell monitor, model P2715Q

** Affects: xorg (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: bot-comment trusty
-- 
Screen blanking out when using an external 4k monitor with the internal screen turned off in display settings.
https://bugs.launchpad.net/bugs/1500382
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