APM and ACPI system status, energy-saving modes
32 - English A 26361-D1931-Z120-1-7419, Edition 1
The specifications apply to the onboard components and represent the least favourabl e case. In
addition, at least 350 mA is required for PCI on 3.3 V, and 500 mA per connect ed device for USB on
5 V.
APM and ACPI system status, energy-saving modes System status ACPI
Status
)1
APM
Status
Power
LED )2
Power
LED )3
Power
consum
ption
Wake-up
time
Normal operation G0 S0 On On/Off On Normal
Simple energy
saving mode
S1 Standby Off/On flashin
g
Almost
like
normal
Almost
immediate
ly
Maximum energy-
saving mode )4
"Save to DRAM"
S3 Off/On flashin
g
RAM,
wake-up
compone
nts
ca. 5s
Maximum energy-
saving mode **
"Save To Disk"
G1
S4
Off/Off Off RAM,
wake-up
compo-
nents
ca. 20s
”Soft Off" G2 S5 Soft Off Off/Off Off Nearly
zero
Full boot
time
Mechanically Off G3 Off Off/Off Off Zero Full boot
time
)1 G = Global status; S = System status
)2 Two colours
)3 One colour
)4 The power supply unit must provide sufficiently loadable 5 V standby voltage.
To use the WOL functionality the power supply must provide a 5 V auxiliary voltage (5VSB) of at
least 1 A.