Sony SVT1121 How To Use Manual page 223

Why does a message appear and Windows fail to start when I turn on my VAIO computer?
If another message on how to solve the problem appears after the first message, follow the
on-screen instructions.
The BIOS boot options may have been incorrectly configured.
Press the ASSIST button while your VAIO computer is off to display the VAIO Care
(Rescue Mode) screen, select Start BIOS setup, and change the Boot Mode setting, then
restart the computer.
What should I do if my VAIO computer does not turn on or the power button does not work
(the charge indicator light blinks fast)?
Your VAIO computer may not recognize the battery pack.
In this case, push and hold the battery off button for three to five seconds with a thin,
straight object (such as a paper clip).
If the problem persists, contact an authorized Sony service/support center and replace the
battery pack with a new one specified by Sony.
What should I do if the power indicator light turns on in green when I press the power button
but the screen remains blank?
Make sure the brightness and contrast controls are adjusted correctly.
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.
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
indicator light is off. Then, turn on your VAIO computer again.
If the problem persists, reset the battery pack.
Press and hold down the
power indicator light is off. 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
(Power) button for more than 4 or 10 seconds and make sure the power
(Power) button for more than 4 or 10 seconds and make sure the