Intel DN2800MT User Manual

Error Messages and Beep Codes
91
Table 53. Port 80h POST Codes (continued)
Port 80 Code Progress Code Enumeration
CPU DXE SMM Phase
0x4D CPU DXE SMM Phase begin
0x4E Relocate SM bases for all APs
0x4F CPU DXE SMM Phase end
I/O BUSES
0x50 Enumerating PCI buses
0x51 Allocating resources to PCI bus
0x52 Hot Plug PCI controller initialization
USB
0x58 Resetting USB bus
0x59 Reserved for USB
ATA/ATAPI/SATA
0x5A Resetting PATA/SATA bus and all devices
0x5B Reserved for ATA
BDS
0x60 BDS driver entry point initialize
0x61 BDS service routine entry point (can be called multiple times)
0x62 BDS Step2
0x63 BDS Step3
0x64 BDS Step4
0x65 BDS Step5
0x66 BDS Step6
0x67 BDS Step7
0x68 BDS Step8
0x69 BDS Step9
0x6A BDS Step10
0x6B BDS Step11
0x6C BDS Step12
0x6D BDS Step13
0x6E BDS Step14
0x6F BDS return to DXE core (should not get here)
Keyboard (PS/2 or USB)
0x90 Resetting keyboard
0x91 Disabling the keyboard
0x92 Detecting the presence of the keyboard
0x93 Enabling the keyboard
0x94 Clearing keyboard input buffer
0x95 Instructing keyboard controller to run Self Test (PS/2 only)
continued

Intel DN2800MT Specifications

General

Brand	Intel
Model	DN2800MT
Category	Motherboard
Language	English