Intel Desktop Board DH61CR Technical Product Specification 
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Table 42.  Typical Port 80h POST Sequence 
POST Code  Description 
21  Initializing a chipset component 
22  Reading SPD from memory DIMMs 
23  Detecting presence of memory DIMMs 
25  Configuring memory 
28  Testing memory 
34  Loading recovery capsule 
E4  Entered DXE phase 
12  Starting application processor initialization 
13  SMM initialization 
50  Enumerating PCI busses 
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 
01  INT 19 
00  Ready to boot