Datasheet

Technical Reference

1.12.1.2 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

These devices/events can wake up the computer… …from this state

LAN S1, S3, S4, S5

(Note 1)

PME# signal S1, S3, S4, S5

(Note 1)

Power switch S1, S3, S4, S5

RTC alarm S1, S3, S4, S5

USB S1, S3

WAKE# S1, S3, S4, S5

Note 1: For LAN and PME# signal, S5 is disabled by default in the BIOS Setup program. Setting this option

to Power On enables a wake-up event from LAN in the S5 state.

Note 2: Wake from S4 and S5 is optional by the specification.



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.