Wake-Up Devices And Events - Intel S845WD11U Product Manual

Table 6. Power States and Targeted System Power (continued)
Global States Sleeping States
G2/S5 S5 – Soft off.
Context not saved.
Cold boot is
required.
G3 – No power to the
mechanical off system.
AC power is
disconnected
from the
computer.
Notes:
1. Total system power is dependent on the system configuration, including add-in boards and peripherals powered
by the system chassis' power supply.
2. Dependent on the standby power consumption of wake-up devices used in the system.

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...
These devices/events can wake up the computer...
Power switch
RTC alarm
LAN
CNR
PME#
Modem (back panel Serial Port A)
USB
Notes:
1. S4 state is dependent on an OS that supports this wake event.
2. For LAN and PME#, S5 is disabled by default in the BIOS Setup program. Setting this option to Power On will
enable a wake-up event from LAN in the S5 state.
✏
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.
30
Processor
States Device States
No power D3 – no power
except for
wake-up logic.
No power D3 – no power for
wake-up logic,
except when
provided by
battery or external
source.
...from this state
...from this state
S1, S3, S4, S5
S1, S3, S4, S5
S1, S3, S4, S5
S1, S3, S4
S1, S3, S4, S5
S1, S3
S1, S3
Intel Server Board S845WD1-E Product Guide
Targeted System
(Note 1)
Power
(Note 2)
Power < 5 W
No power to the system.
Service can be performed
safely.
(Note 1)
(Note 2) (Note 2)
, S5