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4 HP BIOS
Power Saving and Ergonometry
Power Saving and Ergonometry
Power-On from Space-Bar
The power-on from the space-bar function is enabled, provided that:
• The computer is connected to a Power-On keyboard (recognizable by the
Power-On icon on the space bar).
• The computer is running a Windows operating system.
• The function has not been disabled by setting SW-8 to
open on the system
board switches.
• The function has not been disabled in the “Power” menu of the Setup
program.
Soft Power Down
When the user requests the operating system to shutdown, the environment
is cleared, and the computer is powered off. Soft Power Down is available
with the Windows NT and Windows 95 operating systems.
The hardware to do this is contained within the PIIX4. This chip is described
on page 50
.
Full On Standby Suspend Shutdown
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 Normal speed Halted Halted
Power
consumption
24 W to 62 W depending
on configuration & activity
<30 W (230V, 50 Hz)
<27 W (115V, 60 Hz)
<25 W (230V, 50 Hz)
<21 W (115V, 60 Hz)
<5 W
(plugged in but turned off)
Resume events
Keyboard, mouse Keyboard, mouse,
network (RPO)
Space bar
Resume delay
Instantaneous a few seconds Boot delay