User`s manual
ENDAT-2794A USERS MANUAL 
UNICORN COMPUTER CORP. 
29 
˙On-Chip Serial ATA 
Disabled  Disables the onboard SATA. 
Auto 
The system will detect the existing SATA and IDE 
drives then automatically set them to the available 
master/slave mode. 
Combined 
Mode 
This option allows you to use both IDE and SATA 
drives; allowing a maximum of 4 drives. You must 
manually set the SATA drives’ master/slave mode in 
the “Serial ATA Port0 Mode” and “Serial ATA Port1 
Mode” fields. 
Enhanced 
Mode 
This option allows you to use both IDE and SATA 
drives; allowing a maximum of 6 drives. 
SATA Only 
This option automatically sets the SATA drives to 
Primary Master and Secondary Master modes. Since 
both drives are in master mode, you cannot set the 
IDE drives to Master mode. The “Serial ATA Port0 
Mode” and “Serial ATA Port1 Mode” fields will not be 
configurable. 
˙SATA PORT Speed Settings 
The SATA PORT Speed Settings option controls the maximum access speed 
allowed for the connected SATA devices, with the GEN I setting used for 
SATA-150 type devices and GEN II used for SATA II type devices. 
˙PATA IDE Mode 
These fields are used to select the master/slave mode of the serial ATA drives. 
Make sure they do not conflict with the settings of the IDE hard drives. 
SuperIO Device 
Item  Available Options: 
POWER ON Function  BUTTON ONLY 
Onboard Serial Port 1  3F8/IRQ4 
Onboard Serial Port 2  2F8/IRQ3 
Onboard Parallel Port  378/IRQ7 
Parallel Port Mode  SPP 
ECP Mode Use DMA  3 
PWRON After PWR-Fail  off 










