What should i do if my computer screen goes blank, User guide, How to use troubleshooting – Sony SVE14A390X User Manual
Page 414: List of topics, E series
Personal Computer
E Series
SVE14A3
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
for more information.
Make sure your VAIO computer is securely plugged into an AC outlet and the
power indicator light is on. See
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
for more information.
If your VAIO computer is running on battery power, make sure the battery pack
is installed properly and is charged. See
for more
information.
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, and wait about five minutes. Then, put them back
in place and turn on your VAIO computer again.
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