NEC NEC Express5800 Series, Online Service Manual

Page: 43 / 198

3-10 Configuring Your System
Advanced Chipset Control
Feature Choices Description Your Setting
Graphics Aperture 4Mb
8Mb
16Mb
32Mb
64Mb
128Mb
256Mb
Selects the Graphics Aperture size for the AGP
video device. Some operating systems require this
value to be less than 256MB.
This feature is not used on this server.
640 – 768K Memory Region
Enabled
Disabled
Enabled forwards ISA Master and DMA cycles to
the PCI bus. Disabled forwards these cycles to
memory.
Delayed Transaction Disabled
Enabled
Enable the delayed transaction mechanism when
PIIX4 is target of a PCI transaction.
Passive Release Disabled
Enabled
Enable the Passive Release mechanism on PHOLD#
signal when PIIX4 is a PCI MASTER.
Security Menu
Note:
Enabling the Supervisor Password field requires a password
for entering Setup. The passwords are not case sensitive.
Feature Choices Description Your Setting
User Password is
Clear
Set
Status only; user cannot modify. Once set, this can
be disabled by setting it to a null string, or by
clearing password jumper on system board (see
System Board Jumpers in
Chapter 3).
Supervisor Password is
Clear
Set
Status only; user cannot modify.
Set User Password
Press
ENTER
When the <Enter> key is pressed, the user is
prompted for a password; press ESC key to abort.
Once set, this can be disabled by setting it to a null
string, or by clearing password jumper on system
board (refer to System Board Jumpers in this
chapter).