Product Description
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1.10.1.2 Wake-up Devices and Events
Table 9 lists the devices or specific events that can wake the computer from specific
states.
Table 9. Wake-up Devices and Events
Devices/events that wake up the system… …from this sleep state …from this global state
Power switch S3, S4, S5
(
G1, G2, G3
RTC alarm S3, S4, S5
G1, G2
LAN S3, S4, S5
G1, G2
USB S3 G1
WAKE# S3, S4, S5
G1, G2
Notes:
1. S4 implies operating system support only.
2. Wake from S4 and S5 is recommended by Microsoft.
3. Wake from device/event not supported immediately upon return from AC loss.
4. Wake on LAN is only supported from sleep (S3) or hibernate (S4) in Windows 8.
NOTE
The use of these wake-up events from an ACPI state requires an operating system that
provides full ACPI support. In addition, software, drivers, and peripherals must fully
support ACPI wake events.
1.10.2 Hardware Support
The board provides several power management hardware features, including:
• Wake from Power Button signal
• Instantly Available PC technology
• LAN wake capabilities
• Wake from USB
• WAKE# signal wake-up support
• Wake from S5
• +5 V Standby Power Indicator LED
NOTE
The use of Wake from USB from an ACPI state requires an operating system that
provides full ACPI support.