S2600GZ and S2600GL

Table Of Contents
Appendix D: POST Code Diagnostic LED Decoder Intel® Server Board S2600GZ/GL TPS
Checkpoint
Diagnostic LED Decoder
Description
1 = LED On, 0 = LED Off
Upper Nibble
Lower Nibble
MSB
LSB
8h
4h
2h
1h
8h
4h
2h
1h
LED #
#7
#6
#5
#4
#3
#2
#1
#0
97h
1
0
0
1
0
1
1
1
DXE CON_OUT connect
98h
1
0
0
1
1
0
0
0
DXE CON_IN connect
99h
1
0
0
1
1
0
0
1
DXE SIO Init
9Ah
1
0
0
1
1
0
1
0
DXE USB start
9Bh
1
0
0
1
1
0
1
1
DXE USB reset
9Ch
1
0
0
1
1
1
0
0
DXE USB detect
9Dh
1
0
0
1
1
1
0
1
DXE USB enable
A1h
1
0
1
0
0
0
0
1
DXE IDE begin
A2h
1
0
1
0
0
0
1
0
DXE IDE reset
A3h
1
0
1
0
0
0
1
1
DXE IDE detect
A4h
1
0
1
0
0
1
0
0
DXE IDE enable
A5h
1
0
1
0
0
1
0
1
DXE SCSI begin
A6h
1
0
1
0
0
1
1
0
DXE SCSI reset
A7h
1
0
1
0
0
1
1
1
DXE SCSI detect
A8h
1
0
1
0
1
0
0
0
DXE SCSI enable
A9h
1
0
1
0
1
0
0
1
DXE verifying SETUP password
ABh
1
0
1
0
1
0
1
1
DXE SETUP start
ACh
1
0
1
0
1
1
0
0
DXE SETUP input wait
ADh
1
0
1
0
1
1
0
1
DXE Ready to Boot
AEh
1
0
1
0
1
1
1
0
DXE Legacy Boot
AFh
1
0
1
0
1
1
1
1
DXE Exit Boot Services
B0h
1
0
1
1
0
0
0
0
RT Set Virtual Address Map Begin
B1h
1
0
1
1
0
0
0
1
RT Set Virtual Address Map End
B2h
1
0
1
1
0
0
1
0
DXE Legacy Option ROM init
B3h
1
0
1
1
0
0
1
1
DXE Reset system
B4h
1
0
1
1
0
1
0
0
DXE USB Hot plug
B5h
1
0
1
1
0
1
0
1
DXE PCI BUS Hot plug
B6h
1
0
1
1
0
1
1
0
DXE NVRAM cleanup
B7h
1
0
1
1
0
1
1
1
DXE Configuration Reset
00h
0
0
0
0
0
0
0
0
INT19
S3 Resume
E0h
1
1
1
0
0
0
0
0
S3 Resume PEIM (S3 started)
E1h
1
1
1
0
0
0
0
1
S3 Resume PEIM (S3 boot script)
E2h
1
1
1
0
0
0
1
0
S3 Resume PEIM (S3 Video Repost)
E3h
1
1
1
0
0
0
1
1
S3 Resume PEIM (S3 OS wake)
BIOS Recovery
F0h
1
1
1
1
0
0
0
0
PEIM which detected forced Recovery condition
F1h
1
1
1
1
0
0
0
1
PEIM which detected User Recovery condition
F2h
1
1
1
1
0
0
1
0
Recovery PEIM (Recovery started)
F3h
1
1
1
1
0
0
1
1
Recovery PEIM (Capsule found)
F4h
1
1
1
1
0
1
0
0
Recovery PEIM (Capsule loaded)
POST Memory Initialization MRC Diagnostic Codes
There are two types of POST Diagnostic Codes displayed by the MRC during memory initialization; Progress
Codes and Fatal Error Codes.
The MRC Progress Codes are displays to the Diagnostic LEDs that show the execution point in the MRC
operational path at each step.
Revision 2.4
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