Acrosser AR-ES6003FL - Manual (Page 59)

Boot Other Device
Disabled
Enable(Default)
The BIOS attempts to load the operating system from the
devices in the sequence selected in these items.
Hard Disk Boot
Priority
N/A These fields set the Boot Priority for each Hard Disk.
This item allows you to set the priority for hard disk boot. It shows the current
hard disks used in your system. Please select the priority what you need.
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