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.

Right-click on the desktop→ Personalize →Screen saver→ None

2. Volume control: Mute.

Select the Volume icon in the taskbar→ Right click→ Open volume Mixer→ Mute

3. Switch off the Wireless LAN switch.

Select the Wireless Function icon in the taskbar→ Right click→ Show main dialog→ Uncheck Enable Wireless LAN→ Click Apply

4. Complete the initial settings of Norton Internet Security

Right click Norton Protection Center icon in the taskbar→ Open Norton Protection Center → Accord the hint to finish initial setting

5. Turn off the Windows automatic updates

Click Start→ Control panel→ Windows update→ Automatic updating off

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

JEITA Measuring Method B:

* Display Brightness
Change the brightness level to 1 with Fn & F5 or F6 key.

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