What is JEITA measuring standard?

JEITA stands for Japan Electronic Information Technology Association (Ver 1.0).

JEITA measuring standard is based on the following conditions.

Settings:
1. Start up the system in the STAMINA mode.
2. Screen saver: None.
3. Volume control: Mute.
4. Switch off the Wireless LAN switch.
5. Complete the initial settings of Norton Internet Security.
6. Turn off the Windows automatic updates.
7. Change Wallpaper to VAIO Long Battery Life Wallpaper HighColor 1280*800.
8. Close Sidebar.

Common settings in Control Panel - Power Options

* Power Plan
1. Select VAIO Ultimate Battery
 * VAIO Ultimate Battery is hidden under Show additional plans by default.
 
* Plan Settings
1. Turn off the display: Never
2. Put the computer to sleep: Never

* VAIO Power Management
Go to Change advanced power settings - VAIO Power Management - Advanced button
1. Leave Enable VAIO Power Management selected.
2. Disable Automatically hibernate when computer goes into a low-power state.

Note: Calculate the battery run time as follows: [(measurement method a) + (measurement method b)] / 2.

JEITA Measuring Method A:

At a display luminous intensity of 20 cd, measure the continuous playback time of one MPEG moving image file read from a hard disk.

To get the MPEG file, please click here.

* Display Brightness
Go to Power Options - Advanced settings

1. Set Display Brightness - On battery: 28%[Type:White LED]
1. Set Display Brightness - On battery: 16%[Type:Single Lamp]

JEITA Measuring Method B:

* Display Brightness
Go to Power Options - Advanced settings
1. Set Display Brightness - On battery: 0%

For more information on JEITA Battery Run Time Measurement Method for VAIO notebook, please click here.