What is JEITA measuring standard?

About JEITA measuring standard:

Settings:
1. Display a desktop screen.
2. Set the performance selector switch to STAMINA.
3. Screen saver: None
4. Volume control: Mute
5. Switch off the airplane mode switch of Network

VAIO Control Center:

1. Image Quality -> Display Brightness: Off
2. Mouse and Keyboard -> Keyboard Backlight -> Set the keyboard backlight action when running on battery: Do not turn on
3. Power and Battery -> Power Saving -> Set the display refresh rate when running on battery : 40Hz
4. Set the desktop background to VAIO Long Battery Life Wallpaper for IPS 1920x1080.

Common settings in Control Panel -> Power Options:
Power Plan:

1. Select Power Saver.
2. Go to Change plan settings -> Change advanced power settings -> On battery:
   • Sleep -> Sleep after: Never
   • Sleep -> Hibernate after : Never
   • Display -> Dim display after : 0
   • Display -> Turn off display after : Never
   • Battery -> Critical battery level: 1
     

1. Change the brightness level according to the size of the display.
2. Go to Control Panel -> Power Options -> Change Plan Settings -> Change advanced power settings -> Display Brightness -> On battery: Change the brightness level to 28%
   

JEITA Measuring Method B:
Display Brightness

1. Change the brightness level.
2. Go to Control Panel -> Power Options -> Change Plan Settings -> Change advanced power settings -> Display Brightness -> On battery: Change the brightness level to 10%