Figure 4.27Boot Option Priorities - Advantech ARK-5420 Series User Manual

4.2.4.2 Boot Option Priorities
This item is used to set device boot sequence.
4.2.4.3 CSM Parameter

Launch CSM
This item allows user to enable or disable CSM. The default setting is "Enabled".

Boot option filter
This item is used to control boot device system. The default setting is "UEFI and
Legacy".

Launch PXE OpROM policy
This item is used to control UEFI execution and backward compatibility of PXE
OpROM. The default setting is "Do not Launch".

Launch Storage OpROM policy
This item is used to control UEFI execution and backward compatibility of PXE
OpROM. The default setting is ""Legacy only".
Figure 4.27 Boot Option Priorities
Figure 4.28: CSM Parameter
43 ARK-5420 User Manual