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[Felisa-Chen <1804824@xxxxxxxxxxxxxxxxxx>]

** Changed in: glance
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1804824

Title:
  Linux, Ubuntu, 18.04, X36CI, NB13, 2 4K monitors connected to SUT via
  TBT3-Dock and local LCD can't be display

Status in Glance:
  Invalid

Bug description:
  Description:
  Boot to OS and connect BME/Salomon TBT3 cable dock to SUT. Plug two 4K monitors to BME/BME/Salomon TBT3 cable dock via HDMI/mDP or DP/HDMI or DP/mDP or DP/DP, find SUT's internal LCD and external monitors don't have display.

  Expected Behavior:
  SUT and external monitor should display normally when connected 2x4K Monitor on Dock .

  Severity:
  Sev-2
  P3
  C3
  L1

  Test Environment:
  1. Project: Northbay 13
  2. BIOS: 0.4.1
  3. OS:Ubuntu.18.04 CI
  4. BME Dock: Dock-114 FW:0.1.17 REV-A05

  Note:
  1. VNP on Salomon Single-C dock-150 X00 FW:00.00.12.01
  2. VNP on Win10 RS5 17763
  3. VNP on connect 1x4K monitor to BME dock
  4. VNP on connect other resolution(<3840x2160) monitors to BME dock
  5. VP on Salomon TBT3 cable Dock-126 X00 FW:00.00.12.01
  6. VP on Connected 2X4k Monitor via Daisy chain

  Cross Platform:
  N/A

  Test case:
  [CSV-TC-4663][WIS-TC-4209] Linux_NB_BME-Wired-Dock-The "Multiple "4K@60-Hz" Displays/Monitors" (HDMI/DP) Support Test Step11

  Steps to Reproduce
  1. Install Ubuntu OS 18.04.1 LTS
  2. Boot to OS with BME Dock connected.
  3. Plug in 2 4K monitors to BME dock via DP/HDMI, find SUT and external monitor don't have display.-->Problem(refer to picture)
  4. Plug in 2 4K monitors to BME dock via mDP/HDMI, find SUT and external monitor don't have display.-->Problem
  5. Plug in 2 4K monitors to BME dock via DP/mDP, find SUT and external monitor don't have display.-->Problem

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