Sony PCG-V505BC - Manual (Page 37)

Turning Off Your Computer
37
4 Wait for your computer to turn off automatically. The computer is off when
the power indicator turns off.
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Respond to any prompts warning you to save documents.
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During a period of inactivity, you can conserve battery life by using power saving
modes. See “Conserving Power Management” in the VAIO® Computer User Guide for
more information.
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If you are unable to turn off the computer, slide and hold the power switch until the
computer turns off. This operation may result in data loss.