# Personal Computer VAIO Pro 11/13 SVP1122/SVP1322

## What should I do if my computer screen goes blank?

- Make sure your VAIO computer is on and not in a power saving mode. See Using Sleep Mode for more information.

- Make sure your VAIO computer is securely plugged into an AC outlet and the power indicator light is on. See Connecting a Power Source for more information.

- The computer screen may be off.

  Press any key on the keyboard.

- The display output may be set to an external display.

  Press the Fn+F7 keys several times to select your desired display output, and then press the Enter key. See Selecting Display Modes for more information.

- If your VAIO computer is running on battery power, make sure the battery pack is installed properly and is charged. See Charging the Battery Pack for more information. (Removable battery pack supplied models)

- If you wait for a while and the computer screen remains blank, follow the procedures below:

  - Press and hold down the(Power) button for more than four seconds, check if the power indicator light is off, and then turn on your VAIO computer.

  - If the problem persists, press and hold down the(Power) button for more than four seconds and check if the power indicator light is off. Disconnect all cables and peripheral devices, such as the power cord and the USB device, remove the battery pack (removable battery pack supplied models), and wait about five minutes. Then, put them back in place and turn on your VAIO computer again.

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