System Power States - HP Compaq Elite 8000 CMT Technical Reference Manual

Power
State
G0, S0, C0, D0 System fully on. OS and
G1, S1, C1, D1 System on, CPU is executing and
G1, S2/3, C2,
D2 (Standby/or
suspend)
G1, S4, D3
(Hibernation)
G2, S5, D3
cold
G3
NOTES:
Gn = Global state.
Sn = Sleep state.
Cn = ACPI state.
Dn = PCI state.
[1] Power cord is disconnected for this condition.
[2] Actual transition time dependent on OS and/or application software.
Technical Reference Guide

System Power States

System Condition
application is running, all
components.
data is held in memory. Some
peripheral subsystems may be on
low power. Monitor is blanked.
System on, CPU not executing,
cache data lost. Memory is
holding data, display and I/O
subsystems on low power.
System off. CPU, memory, and
most subsystems shut down.
Memory image saved to disk for
recall on power up.
System off. All components either
completely shut down or receiving
minimum power to perform system
wake-up. PCI and PCIe 3.3V slot
power (for wake-up events) can be
selectively disabled in BIOS
configuration.
System off (mechanical). No power
to any internal components except
RTC circuit. [1]
Table 7-6.
Power
Consumption
Maximum
Low
Low
Low
Minimum
None
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Power and Signal Distribution
Transition OS Restart
To S0 by [2] Required
N/A No
< 2 sec after No
keyboard or
pointing device
action
< 5 sec. after No
keyboard, pointing
device, or power
button action
<25 sec. after Yes
power button
action
<35 sec. after Yes
power button
action
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7-7