Sony VAIO VGN-NW - Manual (Page 141)

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Troubleshooting >
Display
❑ On models with an ATI video controller, you may find your computer screen temporarily goes blank:
❑ When you connect or disconnect the AC adapter
❑ Immediately after you start the computer with battery power
To save your preference for the brightness, follow these steps:
1 Click Start and Control Panel.
2 Click Hardware and Sound.
3 Click Change when the computer sleeps under Power Options.
4 Click Change advanced power settings.
5 Scroll down the list and double-click ATI Graphics Power Settings.
6 Double-click the option for the ATI POWERPLAY
™
settings.
7 Change the current option for On battery.
8 Click OK.