4.6.2.3 IDE Primary Master/Slave UDMA and IDE Secondary
Master UDMA
These fields allow you to set the Ultra DMA in use. When Auto is
selected, the BIOS will select the best available option after checking
your hard drive or CD-ROM.
Auto: The BIOS will automatically detect the settings for you.
Disabled:The BIOS will not detect these categories.
4.6.2.4 On-Chip IDE HDD Block Mode
Enabled: The IDE HDD uses the block mode. The system BIOS will
check the hard disk drive for the maximum block size the system
can transfer. The block size will depend on the type of hard disk
drive.
Disabled: The IDE HDD uses the standard mode.
4.6.3
Onboard Device
Move the cursor to this field and press <Enter>. The following screen
will appear.
4.6.3.1 LAN Controller (82551 Only)
This field is used to enable or disable the Intel 82551 LAN controller.
ARK-3384 User Manual
Figure 4.8: On Board Device
42