Cannot output displays by connecting dual monitor via HP Docking

Bug #1997005 reported by jeremyszu
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Linux
New
Unknown
OEM Priority Project
New
Undecided
Unassigned
linux (Ubuntu)
New
Undecided
Unassigned

Bug Description

[Summary]
Connect USB-C to HDMI monitor to USB-C display port and 4K DP monitor to DP port on docking, the external monitors cannot display.

Note:
1. Single 4K UHD montior on DP port can output successfully on docking.
2. Single FHD monitor with USB-C to HDMI adapter on USB-C displayport can output successfully on docking.

[Steps to reproduce]
1. Poweroff the system and plug docking station to the system
2. Boot up system from docking power button
3. Connect external display with USB-C to HDMI adapter to the USB-C display port on docking
4. Connect 4K UHD monitor with DP cable to DP port on docking station
5. Check the displays.

[Expected result]
Can output display successfully when the system connects to the dual monitor.

[Actual result]
Cannot output external displays by connecting USB-C to HDMI on USB-C display port and DP monitor to DP port on docking station.

[Failure rate]
1/1

[Additional information]
SKU: Alder SKU2(T1000), Alder SKU12(RTX4000)
system-manufacturer: HP
system-product-name: HP ZBook Fury 17 G7 Mobile Workstation
bios-version: S92 Ver. 01.06.00
CPU: Intel(R) Core(TM) i5-10400H CPU @ 2.60GHz (8x)
GPU: 00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:9bc4] (rev 05)
01:00.0 VGA compatible controller [0300]: NVIDIA Corporation Device [10de:1fb9] (rev a1)
kernel-version: 5.10.0-1034-oem

jeremyszu (os369510)
tags: added: oem-priority originate-from-1943575 stella
summary: - [Docking]Cannot output displays by connecting dual monitor
+ Cannot output displays by connecting dual monitor via HP Docking
Changed in linux:
status: Unknown → New
Revision history for this message
Atlas Yu (pseudoc) wrote :

@jeremyszu Take a look at this: https://bugs.launchpad.net/sutton/+bug/1996502, they are quite alike.

To post a comment you must log in.
This report contains Public information  
Everyone can see this information.

Other bug subscribers

Remote bug watches

Bug watches keep track of this bug in other bug trackers.