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Issue 700515 link

Starred by 1 user
Status: Assigned
Owner:
█ dbehr@chromium.org
Last visit > 30 days ago
Cc:
ka...@chromium.org
sontis@chromium.org
█ helenzhang@chromium.org
█ rjahagir@chromium.org
mcasas@chromium.org
█ marc...@chromium.org
Components:
EstimatedDays: ----
NextAction: ----
OS: Chrome
Pri: 3
Type: Bug



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Bad Refresh rate for secondary external monitor(4K) on Panther

Project Member Reported by pgangishetty@google.com, Mar 10 2017 
Chrome Version: 58.0.3029.12
Platform: 9334.5.0 (Official Build) dev-channel panther
Firmware: Google_Panther.4920.24.26

What steps will reproduce the problem?
(1)Connect both the monitors to the device (1080 (primary monitor) & 4k) and sign in 
(2)Stay in any mode (Extended or Mirror)
(3)Unplug & Plug the 4k secondary monitor

What is the expected result?
No Flickering should be seen   

What happens instead?
Bad refresh rate and the screen flickers (tried with different resolutions, still see the same). 

Please use labels and text to provide additional information.
4k Monitor - HP Z 32x-HSTND-9081-A
Was able to repro 3/5 times. 

For graphics-related bugs, please copy/paste the contents of the about:gpu
page at the end of this report.

Comment 2 by pgangishetty@google.com, Mar 10 2017 

I can repro it in all these scenarios:
1. unplug/plug
2. Reboot
3. Suspend/Resume the device

Comment 3 by pgangishetty@google.com, Mar 10 2017 

1. Secondary 4k monitor connected with HDMI cable
2. In comment #2 - Primary monitor connected with HDMI cable

Comment 4 by marc...@chromium.org, Mar 21 2017

Owner: dbehr@chromium.org
Dominik, you have a 4k monitor, this sounds like your bug :)
Project Member

Comment 5 by sheriffbot@chromium.org, Jul 25 2017

Labels: Hotlist-Google

Comment 6 by benhenry@chromium.org, Aug 1

Status: Assigned (was: Untriaged)
►

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