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high humidity location, moisture may condense inside the computer.
In such a case, allow at least one hour before turning on the computer.
Do not use the computer in a high humidity location (a relative humidity of more than 80%),
as it may cause the computer to malfunction.
What should I do if the screen remains blank when I press the power button?
Make sure the brightness and contrast controls are adjusted correctly.
An external display may be selected as the display output.
Press the Fn+F7 keys several times to select your desired display output, and then press the
Enter key.
If you are using an external display, make sure it is plugged into an AC outlet and is on.
Make sure the brightness and contrast controls are adjusted correctly.
Refer to the manual that came with your display for information on how to change the
settings.
Press the Alt+F4 keys several times to close the app window.
An app error may have occurred.
If you wait for a while and the computer screen remains blank, restart your VAIO computer
by following the procedures below in order. Note that following these procedures may cause
working data to become corrupted.
Disconnect all peripheral devices, such as a printer or a USB device, and your VAIO computer from the
network, if any.
Press and hold down the
(Power) button for more than 4 or 10 seconds and make sure your VAIO
computer is off. Then, turn on the computer again.
If the problem persists, reset the battery pack.
Press and hold down the (Power) button for more than 4 or 10 seconds. Disconnect all
cables connected to your VAIO computer, such as the AC adapter, and push and hold the
battery off button for three to five seconds with a thin, straight object (such as a paper clip).
Wait about five minutes and then put all cables back in place and turn on the computer
again.
If you bring your VAIO computer directly from a cold location to a warm one, or use it in a
high humidity location, moisture may condense inside the computer.
In such a case, allow at least one hour before turning on the computer.
Do not use the computer in a high humidity location (a relative humidity of more than 80%),
as it may cause the computer to malfunction.
Why does my VAIO computer automatically turn off?
When the battery pack is running out of power, your VAIO computer automatically enters
Hibernate mode and eventually turns off.
Connect the AC adapter to the computer or charge the battery pack.
What should I do if I cannot turn off my VAIO computer?