BIOS Setup Information
RUBY-7720VG2A User’s Manual
4-16
IDE Primary/Secondary Master/Slave UDMA
Ultra DMA/33/66/100 implementation is possible only if IDE hard drive supports
and the operating environment includes a DMA driver (Windows 95 OSR2 or a
third-party IDE bus master driver). If your hard drive and system software both
support Ultra DMA/33/66/100, select Auto to enable BIOS support.
The choice: Auto, Disabled.
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 1 IDE Master, 1 IDE Slave and
2 SATA;supporting maximum of 2 drives on each channel.
Enhanced Mode
This option allows you to use both IDE and SATA drives;
allowing a maximum of 4 drives 1 IDE Master, 1 IDE Slave and
2 SATA.
SATA Only
This option automatically sets the SATA drives to Primary
Master mode. Since the SATA drives are in Master mode, you
cannot set the IDE drive to Master mode.
PATA IDE Mode
This field is used to select the function mode of the IDE connector.
Secondary
Slave channel. SATA 1 and SATA 2 serve as Primary Master and
Primary Slave channel.
SATA Port
If the “PATA IDE Mode” field is set to Primary, this field will show “P1, P3 is
Secondary”; meaning SATA 0 and SATA 2 are Secondary.
If the “PATA IDE Mode” field is set to Secondary, this field will show “P0, P2 is
Primary”; meaning SATA 1 and SATA 3 are Primary.
Onboard Device
Move the cursor to this field and press <Enter>. The following screen will appear.
