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Power saving and ergonometry for apm systems – HP XU800 User Manual

Page 20

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20

1 System Overview

Power Saving and Ergonometry

Power Saving and Ergonometry for APM Systems

Power Saving Modes and Resume Events for ACPI Systems

Full On

Standby

1

Suspend

1

Off

Processor

Normal speed

Normal speed

Halted

Halted

Display

On

Blanked, <30 W, on
models with integrated
graphics

Blanked, <5 W (typ)

Blanked, <5 W (typ)

Hard disk drive

Normal speed

Stopped

Halted

Halted

Power

consumption

supports up to 300 W

<40 W (230V, 50 Hz)
<27 W (115V, 60 Hz)

<40 W (230V, 50 Hz)
<21 W (115V, 60 Hz)

(plugged in but turned off)
<5 W (average)

Resume events

Keyboard, mouse, alarms,
LAN, modem, USB

Keyboard, network (RWU),
modem, USB

Space bar or power
button, RPO

Resume delay

Instantaneous

a few seconds

Boot delay

1.

Not supported by Windows NT 4.

Full On

S1

Suspend to RAM

Suspend to Disk

Off

Processor

Normal speed

Halted

Off

Off

Off

Display

On

Blanked

Off

Off

Off

Hard Disk
Drive

Normal speed

Halted

Off

Off

Off

Active Power
Planes

VCC
VCCAux

VCC
VCCAux

Memory
VCCAux

VCCAux

VCCAux

Power
Consumption

Supports up to
300 W

<40 W

<10 W

<10 W

<10 W

Resume Events

Power button,
LAN,
Modem,
USB,
Scheduler,
HP Start Key

Power button,
LAN,
Modem,
Scheduler,
HP Start Key

Power button,
LAN,
Modem,
Scheduler,
HP Start Key

Power button,
HP Start Key

Resume Delay

Instantaneous

Instantaneous

BIOS boot delay

Regular boot delay