Asus F74 - Manual (Page 38)

38 Notebook PC User’s Manual
IV
. BIOS Software
Main Sub-Menu (Cont’)
LBA (Logical Block Addressing) Mode Control
When enabled, this option uses 28-bit addressing of the hard drive without regard for cylinders, heads, or sectors. Note
that Logical Block Access may decrease the access speed of the hard disk. However, LBA Mode is necessary for drives
with greater than 504MB in storage capacity. NOTE: To make changes to this field, the Type field must be set to User.
The configuration options are:
[Disabled] [Enabled]
32 Bit I/O
When enabled, this option speeds up communication between the CPU and the IDE controller. This option supports PCI
local bus only. ISA bus is not supported. The configuration options are:
[Disabled] [Enabled]
Transfer Mode
When enabled, this option speeds up communication between the system and the IDE controller by using enhanced I/O
transfer modes (PIO Modes). NOTE: To make changes to this field, the Type field must be set to User. The configura-
tion options are:
[Standard] [Fast PIO 1] [Fast PIO 2] [Fast PIO 3] [Fast PIO 4] [FPIO 3 / DMA 1] [FPIO 4 /DMA 2]
Ultra DMA Mode
This field auto detects Ultra DMA capability (for improved transfer speeds and data integrity) for compatible IDE
devices. Set to Disable to suppress Ultra DMA capability. NOTE: To make changes to this field, the Type field must be
set to User. The configuration options are:
[Disabled] [Mode 0] [Mode 1] [Mode 2]
After using the legend keys to make your selections on this sub-menu, press the [Esc] key to exit back to the Main
menu. When the Main menu appears, you will notice that the drive size appear in the field for the hard disk drive
that you just configured.