Chapter 2 BIOS Setup
2-16
This item allows you to decide to enable/ disable to support AC97 Audio/Modem.
The Choices: Auto (default), Disabled.
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 install and FDC or the system has no
floppy drive, select Disabled in this field.
The Choices: Enabled (default), Disabled.
Onboard Serial Port 1/Port 2
Select an address and corresponding interrupt for the first and second serial ports.
The Choices: Disabled, Auto, 3F8/IRQ4, 2F8/IRQ3, 3E8/IRQ4,
2E8/IRQ3.
UART Mode Select
This item allows you to determine which Infrared (IR) function of onboard I/O
chip.
The Choices: Normal (default), ASKIR, IrDA.
RxD , TxD Active
The item allows you to determine which Infrared (IR) function of onboard I/O
chip.
The Choices: Hi/ Lo (default), Hi/ Hi, Lo/ Hi, Lo/ Lo.
IR Transmission Delay
This item allows you to enable/ disable IR transmission delay.
The Choices: Enabled (default), Disabled.
UR2 Duplex Mode
Select the value required by the IR device connected to the IR port. Full-duplex
mode permits simultaneous two-direction transmission. Half-duplex mode permits
transmission in one direction only at a time.
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