52
Onboard FDC Controller
Enables the onboard floppy disk controller.
Disables the onboard floppy disk controller.
Enabled
Disabled
Onboard Serial Port 1 and Onboard Serial Port 2
The system will automatically select an I/O address
for the onboard serial port 1 and serial port 2.
Allows you to manually select an I/O address for
the onboard serial port 1 and serial port 2.
Disables the onboard serial port 1 and/or serial port 2.
Auto
3F8/IRQ4, 2F8/IRQ3
3E8/IRQ4, 2E8/IRQ3
Disabled
Options
Default
6MHz, 8MHz, 12MHz and 16MHz
8MHz
Onboard IR Controller
The 586ITB system board supports IrDA function for wireless connectiv-
ity between your computer and peripheral devices. You may not use
IrDA (U32) and the COM 2 serial port (JP22) at the same time. If you
are using the COM 2 serial port, make sure “Onboard IR Controller” is
Disabled.
To use the IrDA function, follow the
steps below.
1. Connect your IrDA cable to
connector U32 on the 586ITB
system board.
2. Set “Onboard IR Controller” to
Enabled.
3. If Enabled, the following op-
tions will appear right after
“Onboard IR Controller”.
