** Changed in: hwe-next Assignee: Keng-Yu Lin (lexical) => Robert Hooker (sarvatt)
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-lts-utopic in Ubuntu. https://bugs.launchpad.net/bugs/1442487 Title: [Dell Inspiron 3147] blackscreen in some scenarios Status in HWE Next Project: Incomplete Status in linux-lts-utopic package in Ubuntu: Incomplete Bug description: CID 201403-14889 with updated 14.04.2 (3.16.0-34-generic #45~14.04.1) Steps to reproduce this bug: scenario A: connected external HDMI --> settings --> display --> try different display mode --> built-in screen will be black but alt+b+prntScr works. (external monitor still works) scenario B: system power on --> try to boot desktop --> could not boot to desktop , built-in screen will be black but alt+b+prntScr works. failure rate: 1 out 3 --------------------------------------------- ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.16.0-34-generic 3.16.0-34.45~14.04.1 ProcVersionSignature: Ubuntu 3.16.0-34.45~14.04.1-generic 3.16.7-ckt8 Uname: Linux 3.16.0-34-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.8 Architecture: amd64 CurrentDesktop: Unity Date: Fri Apr 10 13:56:51 2015 InstallationDate: Installed on 2015-04-09 (0 days ago) InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) SourcePackage: linux-lts-utopic UpgradeStatus: No upgrade log present (probably fresh install) --- ApportVersion: 2.14.1-0ubuntu3.8 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 1654 F.... pulseaudio CRDA: country TW: (2402 - 2472 @ 40), (3, 27) (5270 - 5330 @ 40), (3, 17), DFS (5735 - 5815 @ 40), (3, 30) CurrentDesktop: Unity DistroRelease: Ubuntu 14.04 HibernationDevice: RESUME=UUID=442dffc7-a562-4b0d-a6d6-cb69d6891c61 InstallationDate: Installed on 2015-04-09 (0 days ago) InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) MachineType: Dell Inc. Inspiron 11 - 3147 Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-34-generic.efi.signed root=UUID=da9b59f7-7780-41c5-9e5f-03acb414b69e ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 3.16.0-34.45~14.04.1-generic 3.16.7-ckt8 RelatedPackageVersions: linux-restricted-modules-3.16.0-34-generic N/A linux-backports-modules-3.16.0-34-generic N/A linux-firmware 1.127.11 Tags: trusty Uname: Linux 3.16.0-34-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 08/22/2014 dmi.bios.vendor: Dell Inc. dmi.bios.version: X30 dmi.board.name: 00K010 dmi.board.vendor: Dell Inc. dmi.board.version: D02 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: X30 dmi.modalias: dmi:bvnDellInc.:bvrX30:bd08/22/2014:svnDellInc.:pnInspiron11-3147:pvr:rvnDellInc.:rn00K010:rvrD02:cvnDellInc.:ct8:cvrX30: dmi.product.name: Inspiron 11 - 3147 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1442487/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp