Instruction manual

Chapter 3
3-18
cally determines the best mode for each IDE device.
Primary/Secondary Master/Slave UDMA
Ultra DMA implementation is possible only if your IDE device supports it
and your operating environment contains a DMA driver. If both your hard
drive and software support Ultra DMA, select Auto to enable BIOS support.
Init Display First
This item specifies which VGA card is your primary graphics adapter.
Available options: PCI Slot and AGP.
Onboard Lan Device
This is used to enable or disable the onboard LAN controller. Settings:
Enabled and Disabled.
IDE HDD Block Mode
This allows your hard disk controller to use the fast block mode to transfer
data to and from the hard disk drive. Block mode is also called block
transfer, multiple commands or multiple sector read/write. Enabled enables
IDE controller to use block mode; Disabled allows the controller to use
standard mode.
Onboard Lan Boot ROM
Boot ROM of the LAN controller enables network booting or software
installation/updating from a remote location. The field decides whether to
invoke the boot ROM of the onboard LAN controller. Settings: Enabled
and Disabled.
Onboard FDD Controller
This is to enable or disable the onboard Floppy controller. Set to Enabled if
you have a floppy disk drive installed on the mainboard and want to use it.
Onboard Serial Port 1/2
These items specify the base I/O port address and IRQ for the onboard
Serial Port 1 (COM 1)/Serial Port 2 (COM 2). Selecting to Auto allows BIOS
to automatically determine the correct base I/O port address. Available
options: Auto, 3F8/IRQ4, 2F8/IRQ3, 3E8/IRQ4, 2E8/IRQ3 and Disabled.