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. Screen saver: None.
2. Volume control: Mute.
3. Switch off the Wireless LAN switch.
4. Complete the initial settings of Norton Internet Security
5. Turn off the Windows automatic updates

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 that other detailed settings in Advanced settings tab were customized in measurement. 

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
Change the brightness level to 2 with Fn & F5 or F6 key.

JEITA Measuring Method B

* Display Brightness
Change the brightness level to 0 with Fn & F5 or F6 key.

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