What is a JEITA A measuring standard?

JEITA A stands for Japan Electronic Information Technology Association (Ver 1.0).
JEITA A measuring standard is based on the following conditions:
1. Screen saver: None.
2. Volume control: Mute.
3. Switch off the Wireless LAN switch.
4. Turn off the Windows automatic updates
5. Go to VAIO Control Center -> Power Management -> Power Option -> Uncheck Automatically enter Hibernate mode when battery is low
6. Go to Intel Display Settings -> Power Settings -> Modify Settings -> Power Feature Settings -> Uncheck Intel(R) Display Power Saving Technology

* Power Plan
1. Select Power saver
   Go to Change plan settings -> Change advanced power settings
    1. Sleep afer -> [0]
    2. Hibernate after -> [0]
    3. Dim display afetr -> [0]
    4. Turn off display after -> [0]
    5. Low battery notification -> [0]

JEITA Measuring Method A: 
* Display Brightness
   - Go to Control Panel -> Power Options -> Change plan settings -> Change advanced power settings -> Display Brightness
   - Change the brightness level to 28%