Intel S2600CP Service Manual page 180

Appendix C: LED Decoder
Diagnostic LED Decoder
1 = LED On, 0 = LED Off
Checkpoint Upper Nibble
MSB
8h 4h 2h 1h 8h 4h 2h 1h
LED # #7 #6 #5
9Bh 1 0 0
9Ch 1 0 0
9Dh 1 0 0
A1h 1 0 1
A2h 1 0 1
A3h 1 0 1
A4h 1 0 1
A5h 1 0 1
A6h 1 0 1
A7h 1 0 1
A8h 1 0 1
A9h 1 0 1
ABh 1 0 1
ACh 1 0 1
ADh 1 0 1
AEh 1 0 1
AFh 1 0 1
B0h 1 0 1
B1h 1 0 1
B2h 1 0 1
B3h 1 0 1
B4h 1 0 1
B5h 1 0 1
B6h 1 0 1
B7h 1 0 1
00h 0 0 0
S3 Resume
E0h 1 1 0
E1h 1 1 0
E2h 1 1 0
E3h 1 1 0
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Lower Nibble
LSB
#4 #3 #2 #1 #0 Description
1 1 0 1 1 DXE USB reset
1 1 1 0 0 DXE USB detect
1 1 1 0 1 DXE USB enable
0 0 0 0 1 DXE IDE begin
0 0 0 1 0 DXE IDE reset
0 0 0 1 1 DXE IDE detect
0 0 1 0 0 DXE IDE enable
0 0 1 0 1 DXE SCSI begin
0 0 1 1 0 DXE SCSI reset
0 0 1 1 1 DXE SCSI detect
0 1 0 0 0 DXE SCSI enable
0 1 0 0 1 DXE verifying SETUP password
0 1 0 1 1 DXE SETUP start
0 1 1 0 0 DXE SETUP input wait
0 1 1 0 1 DXE Ready to Boot
0 1 1 1 0 DXE Legacy Boot
0 1 1 1 1 DXE Exit Boot Services
1 0 0 0 0 RT Set Virtual Address Map Begin
1 0 0 0 1 RT Set Virtual Address Map End
1 0 0 1 0 DXE Legacy Option ROM init
1 0 0 1 1 DXE Reset system
1 0 1 0 0 DXE USB Hot plug
1 0 1 0 1 DXE PCI BUS Hot plug
1 0 1 1 0 DXE NVRAM cleanup
1 0 1 1 1 DXE Configuration Reset
0 0 0 0 0 INT19
1 0 0 0 0 S3 Resume PEIM (S3 started)
1 0 0 0 1 S3 Resume PEIM (S3 boot script)
1 0 0 1 0 S3 Resume PEIM (S3 Video Repost)
1 0 0 1 1 S3 Resume PEIM (S3 OS wake)
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Intel Server Board S2600CP Intel
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Server System P4000CP Family Service Guide