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16 IBM Desktop System HMM
Devices and I/O ports
If you install USB devices, video, IDE drives, audio, or
network drive, BIOS auto-detects the presence of
these devices. Enter Setup to identify or verify the
type of drive installed in the computer.
If you want to change any drive setting, select
Devices and I/O Ports from the main menu. The
Devices and I/O Ports menu appears showing the
USB boot device parameters.
USB Boot device
The item Universal Serial Bus (USB) parameter
displayed in the Devices and I/O Ports option is not
configurable and the default setting is “Detected“.
Video Setup
Active Video
This item displays the onboard video controller
chipset information. It is not configurable.
Shared System Memory
Set the amount of system memory (512 KB or 1 MB)
to be reserved for the integrated video. Operating
systems that use SVGA will dynamically allocate
additional system memory for the integrated video.
The integrated video requires a minimum of 512KB of
shared system memory. POST will allocate 1 MB of
shared video memory if no other video memory is
detected.
Select Active Video
The parameter allows you to select PCI or integrated.
When the computer is started, it will select the video
that is active. If the selected video is not available,
the computer will select a default video. The default
is set to “PCI“.