Intel® Server System M20MYP1UR System Integration and Service Guide
80
Post Code
(Hex)
Nibble
LED 3
(MSB)
LED 2
LED 1
LED 0
(LSB)
Description
9A
Upper
1
0
0
1
DXE USB start
Lower
1
0
1
0
9B
Upper
1
0
0
1
DXE USB reset
Lower
1
0
1
1
9C
Upper
1
0
0
1
DXE USB detect
Lower
1
1
0
0
9D
Upper
1
0
0
1
DXE USB enable
Lower
1
1
0
1
A1
Upper
1
0
1
0
DXE IDE begin
Lower
0
0
0
1
A2
Upper
1
0
1
0
DXE IDE reset
Lower
0
0
1
0
A3
Upper
1
0
0
0
DXE IDE detect
Lower
0
0
1
1
A4
Upper
1
0
1
0
DXE IDE enable
Lower
0
1
0
0
A5
Upper
1
0
1
0
DXE SCSI begin
Lower
0
1
0
1
A6
Upper
1
0
1
0
DXE SCSI reset
Lower
0
1
1
0
A7
Upper
1
0
1
0
DXE SCSI detect
Lower
0
1
1
1
A8
Upper
1
0
1
0
DXE SCSI enable
Lower
1
0
0
0
AB
Upper
1
0
1
0
DXE setup start
Lower
1
0
1
1
AC
Upper
1
0
1
0
DXE setup input wait
Lower
1
1
0
0
AD
Upper
1
0
1
0
DXE ready to boot
Lower
1
1
0
1
AE
Upper
1
0
1
0
DXE legacy boot
Lower
1
1
1
0