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8 months ago

Sony VPCZ23V9R - VPCZ23V9R Mode d'emploi Anglais

Sony VPCZ23V9R - VPCZ23V9R Mode d'emploi Anglais

Troubleshooting >

Troubleshooting > Display n186 N Why doesn't my screen display a video? ❑ ❑ If the display output is directed to the external display and the external display is disconnected, you cannot display a video on your computer screen. Stop video playback, change the display output to the computer screen, and then restart video playback. To change the display output to the computer screen, press the Windows+P keys twice and then press the Enter key. The video memory of your computer may be insufficient for displaying high resolution videos. In such a case, lower the resolution of the LCD screen. To change the screen resolution, follow these steps: 1 Right-click on the desktop and select Screen resolution. 2 Click the drop-down list next to Resolution. 3 Move the slider up to increase or down to decrease the screen resolution. ✍ You can check the total amount of the graphics and video memory available. Right-click on the desktop, select Screen resolution, and click Advanced Settings and the Adapter tab. The displayed value may be different from the actual amount of memory on your computer. How do I change the LCD brightness? Press the Fn+F5 keys or Fn+F6 keys to change the LCD brightness of your computer screen. See Combinations and Functions with the Fn Key (page 37) for more information. What should I do if my screen is dark? Blocking the ambient light sensor turns your screen dark. Make sure that the sensor is unblocked.

Troubleshooting > Display n187 N Why does the LCD brightness change automatically? The LCD brightness of your computer screen changes automatically according to ambient light intensity that is measured by the ambient light sensor. To disable the automatic brightness settings, follow these steps: 1 Click Start, All Programs, and VAIO Control Center. 2 Click Display and Automatic Brightness Settings. 3 Click to cancel the Adjust brightness automatically check box. 4 Click OK. What should I do if the external display remains blank? Press the Windows+P keys twice and then press the Enter key to change the display output to your computer screen. How do I run Windows Aero? To run Windows Aero, follow these steps: 1 Right-click on the desktop and select Personalize. 2 Select your desired theme from Aero Themes. For information about the Windows Aero features, such as Windows Flip 3D, see Windows Help and Support.