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What is JEITA A measuring standard?

Article ID:407661(modified 23 Feb 2011)

Applicable Models

VPCZ115GA, VPCZ115GG, VPCZ115GW, VPCZ116GA, VPCZ116GG, VPCZ116GH, VPCZ116GW, VPCZ117GG, VPCZ117GW, VPCZ126GA, VPCZ126GF, VPCZ126GG, VPCZ126GH, VPCZ126GW, VPCZ127GG, VPCZ128GG, VPCZ129GG, VPCZ129GW

Question

What is JEITA A measuring standard?

Answer

JEITA A stands for Japan Electronic Information Technology Association (Ver 1.0).
JEITA A measuring standard is based on the following conditions:
1. Boot-up the system in the STAMINA mode
2. Switch off the Wireless LAN switch
3. Go to VAIO Control Center -> Display -> Long Battery Life Wallpaper Settings -> Set Long Battery Life Wallpaper -> Set the desktop background to VAIO Long Battery Life Wallpaper.
4. Close the Prepare your VAIO 
5. Set Volume control to Mute
6. Do not change initial settings of McAfee Security Center
7. Go to VAIO Control Center -> Display -> Automatic Brightnss Setings -> Uncheck Adjust brightness automatically.
8. Right-click desktop -> Go to Graphics Properties -> Power -> Power Features -> Graphics Power Plan Settings
    - Select On battery 
    - Uncheck Display Power Saving Technology
9. Go to VAIO Control Center -> Display -> Automatic Brightnss Setings -> Unselect Adjust brightness automatically.

Power Plan
- Select Power saver
- Go to Change advanced power settings -> Advanced settings tab
      - Set the computer to sleep - Never
      - Tun off display After - Never
      - Dim the display  - Never
- Go to Change advanced power settings -> VAIO Power Management tab
      - Refresh Rate - 40Hz

 

JEITA Measuring Method A:
Display Brightness
1. Go to Power Options -> Advanced settings
       - Display Brightness -  28%

2. MPEG file for the measurement is reproduced continuously with WMP.
      - Do not change WMP size.
      - Do not set full-screen.

 

Downlode Site.
http://it.jeita.or.jp/mobile/down.html

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