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5.
IDE HDD Block Mode:
Block mode is also called block transfer, multiple commands, or multiple sector
read/write. If your IDE hard drive supports block mode, select Enabled to
auto-detect the optimal number of block read/writes per sector the drive can support.
Onboard Device:
This section provides information for setting onboard device. By choosing the
Integrated Peripherals option from the CMOS Setup Utility menu (Figure 3-5) the
following options will appear. Press [
Enter
] to enter the sub-menu, which contains
the following items for advanced control:
1.
AC 97 Audio:
This feature allows you to disable the on-board AC97 audio function.
2.
AC 97 Modem:
This item allows you to disable the chipset’s feature to support MC97 Modem.
3.
MAC LAN (nVIDIA)
This feature allows you to enable the OnChip LAN function.
Super IO Device:
This section provides information on setting Super I/O device. By choosing the
Integrated Peripherals option from the CMOS Setup Utility menu (Figure 3-5), the
following options will appear. Press [
Enter
] to enter the sub-menu, which contains
the following items for advanced control:
1.
Onboard FDC Controller:
Select Enabled if your system has a floppy disk controller (FDC) installed on the
system board and you wish to use it. If you install an add-in FDC or the system has
no floppy drive, select Disabled in this field.
2.
Onboard Serial Port 1/2:
Select an address and corresponding interrupt for the first and second serial ports.
Available options are [
3F8/IRQ4
], [
2E8/IRQ3
], [
3E8/IRQ4
], [
2F8/IRQ3
],
[
Disabled
], and [
Auto
].
3.
UART Mode Select:
This function allows you to select an operating mode for the second serial port.
Available options are [
Normal
], [
IRDA
], [
ASKIR
] and [
SCR
].
4.
UR2 Duplex Mode:
This allows you to adjust the way of Infer Red transmitting. Available options are
[
Half
] which will only receive/send then it will send/receive and [
Full
] which will
receive and send at the same time.
5.
Onboard Parallel Port:
Select a logical LPT port address and corresponding interrupt for the physical
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parallel port.
6.
Parallel Port Mode:
Select an operating mode for the onboard parallel (printer) port. Select SPP unless
you are certain your hardware and software support one of the other available
modes.
7.
ECP Mode Use DMA:
This item automatically specifies a DMA channel
1
or
3
for the parallel port when it
is set to [
EPP
] or [
ECP+EPP
] mode.
8.
Game Port Address:
This item disables or assigns the address of the Game port. Available options are
[
Disable
], [
201
] and [
209
].
9.
Midi Port Address:
This item disables or assigns the address of the Midi port. Available options are
[
Disable
], [
300
] and [
330
].
10.
Midi Port IRQ:
This item specifies an IRQ for the Midi port. Available options are [
5
] and [
10
].
Init Display First:
This function allows users to choose between [
Onboard/AGP
] or [
PCI slot
] to
initialize display.
OnChip USB:
Enable the on-board Universal Serial Bus (USB V1.1 or V2.0) controller if you want
to connect a USB device to your system. Note that if this setting is disabled, you can
still temporarily use a USB keyboard during boot up so that you can enter BIOS and
enable this setting. If you pass the boot up stage without enabling this function, your
PS/2 keyboard will no longer work.
USB Keyboard Support:
Select Enabled if your system has a USB keyboard installed on the system board. If
your system has no USB keyboard, select Disabled in this field.