2 hard disk boot priority, 3 virus warning, 4 cpu l1, l2 & l3 cache – Advantech PCE-5120 User Manual
Page 50: 5 hyper-threading technology, 6 quick power on self test, 7 first/second/third boot device, 8 boot other device, 9 swap floppy drive, 10 boot up floppy seek, 11 boot up numlock status
