Sony VPC-W111XX User Guide - Page 111
What should I do if the LCD brightness of my screen changes?, Start, Control Panel
UPC - 027242778481
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Troubleshooting > Display n 111 N What should I do if the LCD brightness of my screen changes? The LCD brightness setting, adjusted with the Fn+F5/F6 keys, is temporary and may be restored to the original setting when your computer returns to Normal mode from Standby or Hibernate mode. To save your preference for the brightness, follow these steps: ✍ To do the following procedure, you must have administrator rights on your computer. 1 Click Start and then Control Panel. 2 Click Performance and Maintenance. 3 Click Power Options. 4 Select the tab for power scheme settings. 5 Select the desired power scheme from the drop-down list. 6 On the VAIO Power Management tab, select No change for LCD Brightness. 7 Click OK. The preference for the LCD brightness adjusted with the Fn+F5/F6 keys is saved and the brightness of your computer screen remains unchanged regardless of operating conditions.