Dell OptiPlex SX280 - Manual (Page 18)

System Info
CPU Info
Identifies the processor type and whether the computer's processor supports Hyper-threading or 64-bit processing, and displays the CPU
bus speed, clock speed, and L2 cache.
Memory Info
Indicates the amount of installed memory, computer memory speed, channel mode (dual or single), and memory technology.
Date/Time
Displays current date and time settings.
Boot Sequence
The computer attempts to boot from the sequence of devices specified in this list.
Drives
Diskette
Drive
This option enables or disables the floppy drive.
NOTE: Ensure that USB is set to On. To use a USB floppy drive in the module bay, also ensure that Module Bay is set to On or FDD Only.
Drive 0
Identifies the primary serial hard drive attached to the SATA1 connector on the system board.
Module Bay
This option enables or disables the module bay. It also provides options to enable only floppy drives or only IDE drives in the module bay.
The settings are Off, FDD only, IDE only, or On.
Drive
Controller
Configures the serial ATA controller's operating mode. Normal enables the serial ATA controller to operate in serial ATA native mode only.
Compatible enables the serial ATA controller to operate in serial/parallel ATA combination mode.
Error
Reporting
This setting determines whether hard drive errors are reported when the system starts up.
Onboard Devices
Audio
Controller
Enables or disables the onboard audio controller
NIC
Controller
You can set the NIC to On (default), Off, or On w/ PXE. When the On w/ PXE setting is active (available only for the future boot process),
the computer prompts the user to press . Pressing this key combination causes a menu to display that allows you to select a
method for booting from a network server. If a boot routine is not available from the network server, the system attempts to boot from the
next device in the boot sequence list.
LPT Port Mode
This option sets the operating mode for the built-in parallel port. The settings are Off, AT, PS/2 (default), EPP, and ECP.
l AT - the port is configured for IBM AT compatibility
l PS/2 - the port is configured for IBM PS/2 compatibility
l EPP - enhanced parallel port protocol
l ECP - extended capability port protocol
LPT Port
Address
This option sets the address that the built-in parallel port uses. The settings are 378h (default), 278h, and 3BCh.
Serial Port
#1
Auto, the default setting, automatically configures a connector to a particular designation (COM1 or COM3).
USB
Set to On (default) so that USB devices will be detected and supported in the operating system.
Front USB
Ports
This option disables or enables the USB connectors on the front of the computer.
Performance
Hyper-
threading
If your computer's processor supports hyper-threading, this option will appear in the Options List.