BIOS Setup Utility
SY-P4-645DX DRAGON Ultra
59
OnChip IDE Device
Setting
Description
Note
Disabled
Primary
Secondary
Internal PCI IDE
Both
The function allow to
Disabled/Enabled Onboard
IDE.
Default
mode 0-4 0 is the slowest speed
4 is the fastest speed
IDE
Primary Master PIO
Primary Slave PIO
Secondary Master PIO
Secondary Slave PIO
Auto
For better performance and
stability, we suggest you use
the Auto setting to set the
HDD control timing.
Default
Disabled
IDE
Primary Master UltraDMA
Primary Slave UltraDMA
Secondary Master
UltraDMA
Secondary Slave
UltraDMA
Auto
Select Auto to enable Ultra
DMA Mode support.
Default
Disabled
IDE Burst Mode
Enabled
Disabled/Enabled IDE Burst
Mode.
Default