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manual abstract
There is no way of telling if the PC is in Hibernate mode.
RPO ‘out of the box’
The best way to ensure that the PC is not in Hibernate
mode is to restart the PC then shut it down. To do this,
New HP PC are delivered preloaded and ready to
select Shut Down from the Start menu then under the
function ‘out of the box’ as soon as they are powered up.
heading µWhat do you want the computer to
However, the Remote Power On (RPO) function requires
do?¶ select the option ‘Shut Down¶ from the drop-
a continued power supply to operate correctly. When
down list.
your HP PC comes ‘out of the box’ it is in a state
equivalent to a power interruption.
If the Shut Down Option Has Been
To set up RPO, you should connect up all peripherals
Removed
and switch on the PC. Enable the Hibernate option then
If the ‘Shut Down’ has been removed from the list of
put the PC into Hibernation mode by selecting
options, the following procedure is recommended to
Start>Shutdown>Hibernation. The computer is now
ensure the PC is not serviced while in S4 mode.
able to respond to any RPO request.
Procedure:
From the box:
1
Restart the PC by selecting Start>Shut Down and then
1
Connect all PC peripherals and power cable
choosing ‘Restart’ from the drop-down menu.
2
Press the Power Switch to power-up the PC
2
When the PC has fully shut down and is just beginning
to restart (you will see the initial Brio, Vectra, Kayak or
3
After the OS is running, enable Hibernate in
HP logo), press the power switch to shut down the PC.
Start>Settings>Control Panel>Power Options.
4
Put the computer into the Hibernate mode by selecting
3
Remove the power cable to isolate the PC.
Start>Shut Down>Hibernate.
Alternatively, you can log on to the PC as Administrator
and then activate the
Alternatively, If your PC fully supports RPO from S5 and
Shut Down option in
you have enabled the option in the BIOS, you can put
Start>Settings>Control Panel>Power Options.
. The choice
the PC into Hibernate mode simply by pressing the
‘Shut Down’ will then be available in the dropdown
menu headed
Power Switch a second time.
‘What do you want the computer
to do?’. Use this to choice to shut down the computer
The PC is now in Hibernate mode and ‘set’ for RPO.
and then remove the power cable.
Note: it is possible that at the next use of the PC
Once servicing or upgrading has been completed, the PC
following this initialization a glitch will be noticed (once
will perform the full startup procedure, taking into account
only) when the PC restarts. This is normal, and is dealt
any changes to the PCs configuration.
with by the PC during the course of the restart. Your HP
Note that if the PC is serviced (power off) while in the
PC is now operative.
Hibernate mode, the power up sequence may easily
cause an OS crash with unpredictable and undesirable
For More Information
effects.
This is particularly the case when the hardware
•
The ACPI web site
configuration has been altered in the serviced PC.
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Hibernate will assume there has been no power
interruption and will attempt to reload the previous OS
•
The ACPI Specification
state from the hard disk without verifying the state of any
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hardware present (which may require initialization after a
•
Microsoft’s web site on power management, ACPI,
power out).
APM, and Windows operating systems
The full boot from S5 checks all hardware and carries out
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all initialization required.
•
Microsoft’s hardware white paper “Windows Power
Management Configuration Tools Design Notes and
Power Loss in the Different Power
Reference” is available at
Management States
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If the PC looses power in S1 or S3 Standby mode
•
Intel’s web site on ‘Instantly Available’ and ACPI
(through a power failure in the building or by pulling out
technology
the PC’s power cord), you will loose any unsaved data. In
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this case it is just as if the PC lost power while it was on.
•
HP’s white paper “HP Windows 2000” discusses the
If the PC looses power in Hibernate (S4) or soft off (S5)
support offered for Windows 2000 (including its
mode however, there will be no data loss. In fact, it is as
power management features) on HP Desktop PCs.
if the PC was already powered off.
It is available at
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8
...Other models in this manual:
Desktops - HP e-pc 42 (144.94 kb)
Desktops - HP e-PC c10/s10 (144.94 kb)
Desktops - HP E-Vectra series (144.94 kb)
Desktops - HP Kayak XM (144.94 kb)