Dell Dimension 8400 Service Manual page 38

NOTE: If you insert a boot device and restart the computer, this option appears in the system setup menu. To boot from a USB memory
device, select the USB device and move it so it becomes the first device in the list.
Drives
Identifies and defines the floppy drive attached to the FLOPPY connector on the system board as Off, USB, Internal, or Read Only.
Diskette Drive
Drives 0
Identifies the drives attached to the SATA or PRI IDE connectors on the system board, and lists the capacity for hard drives.
through 5
Drive Identifies and defines the SATA controller settings for RAID. You can set the SATA controller to RAID Autodetect/AHCI, RAID
Autodetect/ATA, or RAID On.
Controller
Onboard Devices
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 <Ctrl><Alt><b>. Pressing this key combination causes a menu to display that allows
NIC Controller
you to select a method for booting from a network server. If a boot routine is not available from the network server, the computer
attempts to boot from the next device in the boot sequence list.
Audio
Enables or disables the onboard audio controller.
Controller
USB Set to On (default) so that USB devices will be detected and supported in the operating system.
Mouse Port Enables or disables the onboard PS/2-compatible mouse controller.
LPT Port Mode Identifies and defines the parallel port settings. You can set the parallel port to Off, AT, PS/2, EPP, or ECP.
LPT Port
Identifies the address for the parallel port.
Address
Identifies and defines the parallel port DMA settings. You can set the parallel port DMA to Off, DMA1, or DMA3.
LPT Port DMA
Identifies and defines the serial port settings. Auto, the default setting, automatically configures a connector to a particular designation
Serial Port #1
(COM1 or COM3).
Video
This setting specifies which video controller is primary when two video controllers are present on the computer.
Primary Video
Performance
If your computer's processor supports Hyper-Threading, this option appears in the Options List.
HyperThreading
Bypass — Your computer does not test or change the current acoustics mode setting.
l
Quiet (default) — The hard drive operates at its most quiet setting.
l
Suggested — The hard drive operates at the level suggested by the drive manufacturer.
l
Performance — The hard drive operates at its maximum speed.
l
Performance
NOTE: Switching to performance mode may cause the drive to be noisier, but its performance is not affected.
NOTE: Changing the acoustics setting does not alter your hard drive image.
Security This section displays available system security options.
This option provides restricted access to the computer's system setup program in the same way that access to the system can be
Admin Password
restricted with the System Password option.
System Password Displays the current status of the system's password security feature and allows a new system password to be assigned and verified.
Password Status This option locks the system password field with the setup password. When the field is locked, you can no longer disable password
security by pressing <Ctrl><Enter> when the computer starts.
Power Management
AC Recovery Determines what happens when AC power is restored to the computer.
Sets the computer to automatically turn on. Choices are every day or every Monday through Friday.
Auto Power On The default setting is Off.
This feature does not work if you turn off your computer using a power strip or surge protector.
Sets time to automatically turn on the computer.
Time is kept in a 24-hour format (hours:minutes). Change the start-up time by pressing the right- or left-arrow key to increase or decrease
Auto Power Time
the numbers, or type numbers in both the date and time fields.
This feature does not work if you turn off your computer using a power strip or surge protector.
Low Power Mode When Low Power Mode is selected, remote wakeup events no longer power up from Hibernate or Off.
This option allows the computer to power up when a NIC or Remote Wakeup-capable modem receives a wake up signal.
On is the default setting. On w/ Boot to NIC allows the computer to attempt to boot from a network prior to using the boot sequence.
Remote Wake Up
NOTE: Normally, the system can be powered up remotely from suspend mode, hibernate mode, or when powered off. When Low Power
Mode (in the Power Management menu) is enabled, the computer can only be powered up remotely from Suspend.
The options are S1, a suspend state where the computer is running in a low-power mode, and S3, a standby state where the power is
Suspend Mode
reduced or turned off for most components, however, system memory remains active.
Maintenance
This setting restores the computer's factory-installed default settings.
CMOS Defaults