Using the BIOS Setup Utility 3-15
Peripheral Setup
The Peripheral Setup menu displays the connection locations between the system and
the Input/Output (I/O) ports and lets you specify different port assignments as needed.
Peripheral Setup
Parameter Default Setting Alternate Setting(s)
USB Controller Disabled Enabled
AC’97 Audio Enabled Disabled
Internal Hard Drive Enabled Disabled
Serial Port Auto Disabled/(PnP OS Setup
1
)
COM1,IRQ4/COM2,IRQ3
COM3,IRQ4/COM4,IRQ3
Parallel Port Auto Disabled/LPT1/LPT2
(PnP OS Setup
1
)
Parallel Mode Bi-Directional Uni-Directional/ECP/EPP
IR Serial Port Disabled Auto/(PnP OS Setup
1
)
COM2,IRQ3/COM3,IRQ4/
COM4,IRQ3
1
Appears only when configured by the Windows 98 or Windows 95 device manager.
Peripheral Setup allows you to define the following functions.
!
USB Controller — Enables or disables the USB controller.
!
AC’97 Audio — Enables or disables the internal sound.
!
Internal Hard Drive — Enables or disables the internal hard drive.
!
Serial Port — Disables the port or changes its address assignment.
!
Parallel Port/Parallel Mode — Disables or reassigns the parallel port and select a
parallel port mode.
!
IR Serial Port — Enables, disables, or reassigns the IR serial port.
