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CHAPTER 3
AMI
®
BIOS USERS GUIDE
Description of the item on screen follows:
Onboard FDC
Choose Auto, for the BIOS to automatically detect the device
Choose Enabled, Enabling onboard FDC.
Choose Disabled, Disabling onboard FDC.
The Optimal and Fail-Safe default settings are Auto.
Onboard Serial Port A/Onboard Serial Port B
Choose 3F8, for the BIOS to automatically detect the device.
If the ISA add-on card has Onboard FDC to be set at
FDC exist
none FDC exist
Disabled
Enabled
üüüüDISABLED X DISABLED X
üüX X COM3 4 COM4 3
XXüü COM1 4 COM2 3
ü XXüCOM2 3 COM3 4
X üüX COM1 4 COM4 3
üüüX COM4 3 DISABLED X
üüXüCOM3 4 DISABLED X
ü X üü COM2 3 DISABLED X
X üüüCOM1 4 DISABLED X
X X X X COM1 4 COM2 3
ü X X X COM2 3 COM3 4
X ü X X COM1 4 COM3 4
XXüX COM1 4 COM2 3
XXXüCOM1 4 COM2 3
If the ISA add-on card has Onboard Serial port to be set at
COM1
(I/O:3F8H)
COM2
(I/O:3F8H)
COM3
(I/O:3E8H)
COM4
(I/O:2E8H)
PORT1 PORT2
IRQ
ASSIGNED
IRQ
ASSIGNED
Note: If the onboard serial port interrupt and ISA add-on card interrupt are in
conflict, the serial port will not work properly. Please disable one of the
devices.
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