Sony VAIO PCG-GRX700 Series Quick Start Manual page 62

VAIO® Computer Quick Start
Why won't my computer enter Standby or Hibernate mode?
Your computer's operating system may become unstable if the operating mode is
changed before the computer completely enters Standby or Hibernate mode.
To restore the computer to normal operating stability:
1 Close all open programs.
2 Restart the computer. Follow these steps:
1 Press the Windows key
2 Press U.
3 Press R to select restart.
4 Press Enter.
3 If the computer does not restart, follow these steps:
1 Press the Ctrl+Alt+Delete keys simultaneously. The Windows
Security dialog box appears.
2 Press the Right Arrow
3 Press Enter.
4 Press R to select restart.
5 Press Enter.
4 If this procedure does not work, press and hold the power button or slide and
hold the power switch until the computer shuts down.
Why don't my changes appear on the computer screen (LCD)?
You may need to refresh the computer screen. Press the Windows key
press D twice.
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key to select Shut Down.
and