JEITA stands for Japan Electronic Information Technology Association.

JEITA measuring standard is based on the following conditions:

Basic 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

6.Common settings in Control Panel - Power Options

* Power Plan

Go to Control Panel - Power Options, Select VAIO Ultimate Battery

Note:

VAIO Ultimate Battery is hidden under Show additional plans by default.

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.

* Power Schemes
1. Disable Turn off monitor option.
2. Disable System Standby option.
3. Disable System Hibernates option.
* VAIO Power Management
1. Set LCD Brightness - Running on batteries to Level 0.
2. Click the Advanced tab and select VAIO Power Management tab but disable Automatically hibernates when computer goes into a low-power state option.

JEITA Measuring Method B:
* Power Schemes
1. Disable Turn off monitor option.
2. Disable System Standby option.
3. Disable System Hibernates option.
* VAIO Power Management
1. Set LCD Brightness - Running on batteries to Level 0.
2. Click the Advanced tab and select VAIO Power Management tab but disable Automatically hibernates when computer goes into a low-power state option.

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