HP Net Vectra Technical Reference Manual page 51

The PC starts normally from whatever operating system is installed, just as if
the power supply had been switched on from the external power switch.
The display does not itself need to have an RPO function. If a password has
been set, the
Start with keyboard locked
Activity within the Setup Program
Since the user is not physically present, the level of security must be tighter.
There is a distinction between the user-boot process, and the RPO-boot
process. HP provides all the necessary Setup options to keep users from
interfering with the computer during the remote session.
RPO is available when the POST routines have finished executing. It is
initialized by an SMI signal which is triggered from the mains power button.
A power failure when the computer is in RPO mode will deactivate the RPO
feature. RPO is intended for resource management (such as virus cleaners,
nightly backups, etc.), not for crisis management (thunderstorm recovery,
power failure, etc.).
X-Ben
X-Ben is an HP application specific integrated circuit (ASIC), designed to be
a companion to the Super I/O chip. It interfaces between the chip-set and
the processor, and contains the following:
• BIOS timer
hardware wired 50 ms long 880 Hz beep module.
automatic blinker that feeds the LEDs module with a 1 Hz oscillator
signal.
• security protection (access, flash and anti-virus protection)
For 128, 256 or 512 KB Flash EEPROMs.
For the Super I/O space: the Serial EEPROM, serial port, parallel port
and mass storage drives (disable write to the Flexible Disk Controller,
disable boot on any drive, disable use of any embedded drive)
• hard and soft control for the power supply (available with the Windows
NT and Windows 95 operating systems, but not with the OS/2 operating
system)
• Advanced power management (APM) version 1.2 (available with the Win-
dows 95 and OS/2 operating systems, but not with the Windows NT oper-
ating system)
4 Summary of the HP/Phoenix BIOS
Power Saving and Ergonometry
option must be enabled.
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