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. Switch off the Wireless LAN switch.
3. Volume control: Mute.
4. Turn off the Windows automatic updates
5. Complete the initial settings of McAfee SecurityCenter.

Common settings in Control Panel -> Power Options
* Power Plan
1. Select Power saver
   Go to Change plan settings -> Change advanced power settings
    1. "Sleep after" -> [Never]
    2. "Hibernate after" -> [Never]
    3. "Dim display after" -> [0]
    4. "Turn off display after" -> [Never]
    5. "Low battery notification" -> [Off]
    6. "Low battery action" -> [Do nothing]
    7. "Critical battery level" -> [1%]

JEITA Measuring Method A:
* Display Brightness
   Go to Control Panel -> Power Options -> Change plan settings -> Change advanced power settings -> Display Brightness and change the brightness level to 16%