Public bug reported:
Test image: Ubuntu 16.10 (Yakkety Yak) Daily Build 18-Sep-2016 08:56
Test machine: T460p (201604-21807)
CPU: Intel(R) Core(TM) i7-6820HQ CPU @ 2.70GHz
GPU: Intel Corporation Device [8086:191b] (rev 06) + NVIDIA Corporation Device
[10de:134d] (rev a2)
BIOS: R07ET51W (0.51 )
Steps:
1. Install image Ubuntu 16.10 (Yakkety Yak) Daily Build 18-Sep-2016 08:56
2. Boot system and login
3. Make sure System is running under iGPU working (if not, please modify dGPU
to iGPU via Nvidia setting app)
4. Connect HDMI or miniDP cable with test machine
5. Press F7 to modify display modes (internal / external / mirror / extend)
6. Verify the result.
7. Set the sound output from HDMI/Display mode
8. Play a sound and verify the result.
Expected result:
Sound / display output work normally from external monitor (under iGPU working).
Actual result:
Step 6, There is no output signal from external monitor;
Step 8, There is no sound signal from external monitor too.
Note:
Nvidia display driver - 361 is installed on the system successfully.
Modify dGPU working, display / sound are working normally.
---
ApportVersion: 2.20.3-0ubuntu7
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: u 1601 F.... pulseaudio
CurrentDesktop: Unity
DistroRelease: Ubuntu 16.10
HibernationDevice: RESUME=UUID=e8d52b99-2203-4729-9e0a-8b7c0199a016
InstallationDate: Installed on 2016-09-19 (2 days ago)
InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Alpha amd64 (20160918)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 04f2:b541 Chicony Electronics Co., Ltd
Bus 001 Device 005: ID 8087:0a2b Intel Corp.
Bus 001 Device 002: ID 138a:0090 Validity Sensors, Inc.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: LENOVO 20FWZ1YJCN
Package: linux (not installed)
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.8.0-11-generic
root=UUID=8ab14f85-0ec4-4e85-9363-38296290c920 ro quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 4.8.0-11.12-generic 4.8.0-rc6
RelatedPackageVersions:
linux-restricted-modules-4.8.0-11-generic N/A
linux-backports-modules-4.8.0-11-generic N/A
linux-firmware 1.161
Tags: yakkety
Uname: Linux 4.8.0-11-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 01/20/2016
dmi.bios.vendor: LENOVO
dmi.bios.version: R07ET51W (0.51 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20FWZ1YJCN
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40675 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias:
dmi:bvnLENOVO:bvrR07ET51W(0.51):bd01/20/2016:svnLENOVO:pn20FWZ1YJCN:pvrThinkPadT460p:rvnLENOVO:rn20FWZ1YJCN:rvrSDK0J40675WIN:cvnLENOVO:ct10:cvrNone:
dmi.product.name: 20FWZ1YJCN
dmi.product.version: ThinkPad T460p
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-collected yakkety
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https://bugs.launchpad.net/bugs/1625958
Title:
There are no sound/display output from external monitor (under iGPU
working).
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