Datasheet

Intel® Server Board S1200BT TPS Appendix C: POST Code Diagnostic LED Decoder
Revision 1.0
Intel order number G13326-003
131
Progress Code
Diagnostic LED Decoder
O = On, X=Off
Upper Nibble Lower Nibble
MSB 8h 4h 2h 1h 8h 4h 2h 1h LSB
#7 #6 #5 #4 #3 #2 #1 #0
Description
0x71
X O O O X X X O
DXE SB SMM initialization
0x72
X O O O X X O X
DXE SB devices initialization
0x78
X O O O O X X X
DXE ACPI initialization
0x79
X O O O O X X O
DXE CSM initialization
0x90
O X X O X X X X
DXE BDS Started
0x91
O X X O X X X O
DXE BDS connect drivers
0x92
O X X O X X O X
DXE PCI Bus begin
0x93
O X X O X X O O
DXE PCI Bus HPC initialization
0x94
O X X O X O X X
DXE PCI Bus enumeration
0x95
O X X O X O X O
DXE PCI Bus resource requested
0x96
O X X O X O O X
DXE PCI Bus assign resource
0x97
O X X O X O O O
DXE CON_OUT connect
0x98
O X X O O X X X
DXE CON_IN connect
0x99
O X X O O X X O
DXE SIO initialization
0x9A
O X X O O X O X
DXE USB start
0x9B
O X X O O X O O
DXE USB reset
0x9C
O X X O O O X X
DXE USB detect
0x9D
O X X O O O X O
DXE USB enable
0xA1
O X O X X X X O
DXE IDE begin
0xA2
O X O X X X O X
DXE IDE reset
0xA3
O X O X X X O O
DXE IDE detect
0xA4
O X O X X O X X
DXE IDE enable
0xA9
O X O X O X X O
DXE verifying SETUP password
0xAB
O X O X O X O O
DXE SETUP start
0xAC
O X O X O O X X
DXE SETUP input wait
0xAD
O X O X O O X O
DXE Ready to Boot
0xAE
O X O X O O O X
DXE Legacy Boot
0xAF
O X O X O O O O
DXE Exit Boot Services
0xB0
O X O O X X X X
RT Set Virtual Address Map Begin