Windows Server 2008, Windows Server 2008 R2, Windows 7
Windows Operating System
Windows has resumed from standby.
Standby mode is primarily intended to reduce power consumption on computers
which support the ACPI standard for power management. Because of the large
power savings, most laptops automatically enter this mode when the computer
is running on batteries and the lid is closed.
This event is by design. For related information, see the following resources below.
Troubleshoot problems waking computer from sleep mode
Windows 7 Power Plans: Frequently Asked Questions
Advanced Configuration and Power Interface (ACPI)