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[Bug 1381625] Re: Adjust brightness to lowest value caused screen whole black

 

** Description changed:

- When using F2 hotkey to adjust screen brightness to lowest value, it
- truns screen backlight off.
+ [Impact]
  
- Steps: 1. Press F2 to adjust screen brightness to lowest value
+ When adjusting screen brightness to lowest value, it turns screen
+ backlight off.
+ 
+ [Test Case]
+ 
+ 1. Install Image
+ 2. Press System's brightness hotkey to adjust the brightness level to the lowest or
+ 3. Go to System "Settings" -> "Brightness & Lock" to adjust brightness level to the lowest
+ 4. Check if the screen display still has backlight
  
  Expected results: There is still screen backlight
  
  Actual results: Sceen backlight is turned off

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https://bugs.launchpad.net/bugs/1381625

Title:
  Adjust brightness to lowest value caused screen whole black

Status in OEM Priority Project:
  New
Status in linux package in Ubuntu:
  Incomplete

Bug description:
  [Impact]

  When adjusting screen brightness to lowest value, it turns screen
  backlight off.

  [Test Case]

  1. Install Image
  2. Press System's brightness hotkey to adjust the brightness level to the lowest or
  3. Go to System "Settings" -> "Brightness & Lock" to adjust brightness level to the lowest
  4. Check if the screen display still has backlight

  Expected results: There is still screen backlight

  Actual results: Sceen backlight is turned off

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References