User's Manual

CAUTION Incorrect settings can cause your system to malfunction. To correct mistakes, press Esc

until you have exited the Setup Utility.

Primary / Secondary Master and Slave Settings

CAUTION Before attempting to configure a hard disk drive, make sure you have the configuration

information supplied by the manufacturer of your hard drive. Incorrect settings can result in your

system not recognizing the installed hard disk.

72_0103_003

10 December 2002

Advanced CMOS Setup

Extended

Memor

are display only fields.

Size Displays the hard disk capacity.

linder

Dis

the number of c

linders on the hard disk drive.

WPCOM Precomp Cylinder

Sec Number of sectors per cylinder

Heads Displays the number of heads per cylinder on the hard disk drive.

LBA

Mode

LBA (Logical Block Addressing) mode is used to support IDE hard disks larger

than 504 MB. LBA support is required for compatibility with the FAT32 system.

Only some hard disk drives support LBA mode. The default setting depends on

the hard disk drive t

Blk Mode Multi-sector transfers enabled

PIO

Mode

PIO (Programmed Input/Output) mode refers to data transfer method used by IDE

drives. These modes use the CPU's registers for data transfer in contrast with

DMA (Direct Memory Access), which transfers directly between main memory

and the peripheral device. The default value Auto lets the system automatically

read setup information it needs for setup from the hard disk drive. Five explicit

values, 0 to 4, are also possible.

32Bit

Mode

Enables hard drive 32-bit data transfer. Only some hard disk controllers support

32Bit mode.

GoBook II™ Help

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