Acer Altos R920 Series - Manual (Page 134)

4 System BIOS 116
Dual Monitor
Video Select a graphic controller as a primary
boot device.
Note: This parameter will be disabled
when the Onboard Video is set to
Disabled.
Enabled
Disabled
Slot <n> ROM Controls execution of the add-in adapter
option ROM during POST.
Note: If set to disabled, the adapter may
not be used to boot the system.
Enabled
Disabled
Parameter Description Option