Biostar TH67B - Interrupt 19 Capture; CD;DV D ROM Drive BBS Priorities; Hard Drive BBS Priorities

TH67+/TH67/TH67B UEFI BIOS Manual
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Interrupt 19 Capture
Interrupt 19 is the software interrupt that handles the boot disk function. When set
to Enabled, this item allows the option ROMs to trap interrupt 19.
Options: Disabled (Default) / Enabled
Boot Opt ion #1/#2/#3
The 3 items specify the boot device priority sequence from the available devices.
The number of device items that appears on the screen depends on the number of
devices installed in the system.
CD/DVD ROM Drive BBS Priorities
This item sets the order of the legacy devices in this group.
Hard Drive BBS Priorities
This item sets the order of the legacy devices in this group.