Sony VAIO PCG-V505E Series Quick Start Manual page 38

VAIO® Computer Quick Start
Why won't my computer enter Standby or Hibernate mode?
Your computer may become unstable if the operating mode is changed before the
computer completely enters Standby or Hibernate.
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.
3 If the computer does not restart, follow these steps:
1 Press the Ctrl+Alt+Delete keys simultaneously. The Windows Task
Manager window appears.
2 Press and release Alt to highlight the menu bar, and press the Right
Arrow
3 Press Enter.
4 Press R to select restart.
4 If this procedure does not work, press and hold the power button or slide and
hold the power switch until the computer turns off.
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key to select Shut Down.