Datasheet

Board Status and Error Messages
75
Table 37. Typical Port 80h POST Sequence
POST Code Description
24 Detecting presence of memory DIMMs
27 Configuring memory
28 Testing memory
33 Loading recovery capsule
E4 Entered DXE phase
50 Enumerating PCI buses
51 Allocating resourced to PCI bus
92 Detecting the presence of the keyboard
90 Resetting keyboard
94 Clearing keyboard input buffer
95 Keyboard Self Test
EB Calling Video BIOS
58 Resetting USB bus
5A Resetting PATA/SATA bus and all devices
92 Detecting the presence of the keyboard
90 Resetting keyboard
94 Clearing keyboard input buffer
5A Resetting PATA/SATA bus and all devices
28 Testing memory
90 Resetting keyboard
94 Clearing keyboard input buffer
E7 Waiting for user input
00 Ready to boot
A3 Legacy USB driver disconnect