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[Felisa-Chen <1804423@xxxxxxxxxxxxxxxxxx>]

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

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https://bugs.launchpad.net/bugs/1804423

Title:
  Linux, Ubuntu, 18.04, X36CI, NB13, Three monitors connect to SUT can't
  be display at the same time.

Status in Glance:
  Invalid

Bug description:
  Description:
  The three external monitors with HDMI, DP and VGA cable connected to the "Trinity Imperial Express Wired Docking Station" HDMI, mDP and VGA ports  cannot display at the same time with resolution 1280 x 1024.(FR:100%) 

  Expected Behavior:
  Follow IE Dock spec, can output 3 1280x1024@60Hz.

  Severity:
  Sev-3
  P3
  C3
  L4

  Test Environment:
  1. Project: Northbay 13 SKU9
  2. BIOS: 0.4.0
  3. OS: CI Ubuntu 18.04
  4. IE dock-112 FW: 1.0.4
  5. BTOA Date: Test with CI image

  Note:
  1. VP on North Bay 13

  Cross Platform:
  N/A

  Test case:
  [CSV-TC-4685][WIS-TC-4215] Linux_NB_IE-Wired-Dock-The "Triple/Three (3) FHD Displays/Monitors" Support Test step:11
   
  Steps to Reproduce:  
  1. Plugin the IE dock to the "USB Type-C" port on the SUT; 
  2. Connected three external monitors with HDMI, DP and VGA cable to the "Trinity Imperial Express Wired Docking Station" HDMI, mDP and VGA ports.
  3. Turn on monitors, set resolution to 1280 x 1024, find three monitors cannot be display at the same time.-->problem(refer to attachments)

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