IBM 2274 - Manual (Page 58)

24 IBM Desktop System HMM
IMPORTANT: These six items are for shadowing
ROM code on other expansion cards. Before
you set these parameters, you need to know
the specific addresses of that ROM code. If you
do not know this information, enable all the
ROM shadow settings.
C8000-CBFFF Shadow
The default is Disabled.
CC000-CFFFF Shadow
The default is set to Disabled.
D0000-D3FFF Shadow
The default is Disabled.
D4000-D7FFF Shadow
The default is Disabled.
D8000-DBFFF Shadow
The default is Disabled.
DC000-DFFFF Shadow
The default is set to Disabled.
Power Management Setup
ACPI function
The ACPI (Advanced Configuration and Power
Interface) feature enables the operating system to
monitor and control the amount of power supplied to
each device attached to the system. When enabled,
ACPI uses the OS (operating system) to turn off the
peripheral devices (such as a CD-ROM) that are not
in use. The default setting is Enabled.
APM
Power Management
This parameter allows you to select the type (or
degree) of power saving such as User Define, Min.
Saving, and Max. Saving as well as is directly
effected on the following modes HDD Power Down,
Doze Mode and Suspend Mode.