Product Description
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1.11.1.2 Wake-up Devices and Events
Table 8 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
Power switch S3, S4, S5
(
RTC alarm S3, S4, S5
LAN S3, S4, S5
USB S3
(Note 2)
PME# signal S3, S4, S5
Serial port S3
PS/2 devices S3, S4, S5
Notes:
1. S4 implies operating system support only.
2. USB ports must be turned off during S4/S5 states.
3. PS/2 wake from S5 should have a selection in the BIOS to enable wake from a combination key
(Alt + Print Screen) or the keyboard power button.
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.
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