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Intel Desktop Boards D925XECV2/D925XEBC2 Technical Product Specification
Table 9 lists the power states supported by the Desktop Boards D925XECV2 and D925XEBC2
along with the associated system power targets. See the ACPI specification for a complete
description of the various system and power states.
Table 9.
Power States and Targeted System Power
Global States
G0 – working
state
G1 – sleeping
state
G1 – sleeping
state
G1 – sleeping
state
G2/S5
G3 –
mechanical off
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.
42
Processor
Sleeping States
States
S0 – working
C0 – working
S1 – Processor
C1 – stop
stopped
grant
S3 – Suspend to
No power
RAM. Context
saved to RAM.
S4 – Suspend to
No power
disk. Context
saved to disk.
No power
S5 – Soft off.
Context not saved.
Cold boot is
required.
No power to the
No power
system.
Targeted System
Device States
Power
D0 – working
Full power > 30 W
state.
D1, D2, D3 –
5 W < power < 52.5 W
device
specification
specific.
D3 – no power
Power < 5 W
except for
wake-up logic.
D3 – no power
Power < 5 W
except for
wake-up logic.
D3 – no power
Power < 5 W
except for
wake-up logic.
D3 – no power for
No power to the system.
wake-up logic,
Service can be performed
except when
safely.
provided by
battery or external
source.
(Note 1)
(Note 2)
(Note 2)
(Note 2)
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