Article ID:237782(modified 23 Feb 2011)
Applicable Models
VGN-CR313H, VGN-CR323, VGN-CR324, VGN-CR327, VGN-CR32G, VGN-CR32S, VGN-CR343N, VGN-CR34GN, VGN-CR353, VGN-CR353/S, VGN-CR354, VGN-CR357, VGN-CR35G, VGN-CR35M, VGN-CR35S, VGN-CR35T, VGN-CR36G, VGN-CR37GN, VGN-CR37MN
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:
Basic Settings:
1.Screen saver: None.
Righ-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
Start→ Control panel→ Windows update→ Automatic updating off

6.Close Windows Sidebar
Right click the Windows Sidebar icon, then select Exit.

Common settings in Control Panel - Power Options

* Power Plan
Control Panel - Power Options, Select VAIO Ultimate Battery

Note: 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. Unselect [Automatically hibernate when computer goes into a low-power state].
Note: other detailed settings in [Advanced settings] tab were customized in measurement.
●JEITA Measuring Method A:
* 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.
Note: Calculate the battery run time as follows: [(measurement method a) + (measurement method b)] / 2.
For more information on JEITA Battery Run Time Measurement Method for VAIO notebook, please click here.
Please select an option after reviewing the solution above.