Product Description
31
1.11.1.2
Wake-up Devices and Events
Table 7 lists the devices or specific events that can wake the computer from specific states.
Table 7. Wake-up Devices and Events
Devices/events that wake up the
system…
…from this sleep state
Comments
Power switch
S3, S4, S5
RTC alarm
S3, S4, S5
1
Monitor to remain in sleep state
LAN
S3, S4, S5
1, 3, 4
“S5 WOL after G3” must be supported;
monitor to remain in sleep state
USB
S3, S4, S5
2, 3, 4
Wake S4, S5 controlled by BIOS option
PCIe via WAKE#
S3, S4, S5
1
Via WAKE; monitor to remain in sleep
state
Consumer IR
S3, S4, S5
2, 4
Bluetooth
N/A
Wake from Bluetooth is not supported
Notes:
1.
Monitor will remain in “sleep” state from S3 only
2.
S4 implies operating system support only
3.
Will not wake from Deep S4/S5. USB S4/S5 Power is controlled by BIOS. USB S5 wake is controlled by BIOS. USB
S4 wake is controlled by OS driver, not just BIOS option.
4.
Windows 10 Fast startup will block wake from LAN, USB, and CIR from S5
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.
1.11.2
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
Wake from CIR
+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.
