Intel P4304XXMFEN2 Service Manual page 99

Intel ® Server Chassis P4304XXMFEN2/P4304XXMUXX Product Family System Integration and Service Guide
Diagnostic LED Decoder
1 = LED On, 0 = LED Off
Checkpoint Upper Nibble
MSB
8h 4h 2h
LED # #7 #6 #5
72h 0 1 1
78h 0 1 1
79h 0 1 1
90h 1 0 0
91h 1 0 0
92h 1 0 0
93h 1 0 0
94h 1 0 0
95h 1 0 0
96h 1 0 0
97h 1 0 0
98h 1 0 0
99h 1 0 0
9Ah 1 0 0
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
Lower Nibble
LSB
1h 8h 4h 2h 1h
#4 #3 #2 #1 #0
1 0 0 1 0 DXE SB devices Init
1 1 0 0 0 DXE ACPI Init
1 1 0 0 1 DXE CSM Init
1 0 0 0 0 DXE BDS Started
1 0 0 0 1 DXE BDS connect drivers
1 0 0 1 0 DXE PCI Bus begin
1 0 0 1 1 DXE PCI Bus HPC Init
1 0 1 0 0 DXE PCI Bus enumeration
1 0 1 0 1 DXE PCI Bus resource requested
1 0 1 1 0 DXE PCI Bus assign resource
1 0 1 1 1 DXE CON_OUT connect
1 1 0 0 0 DXE CON_IN connect
1 1 0 0 1 DXE SIO Init
1 1 0 1 0 DXE USB start
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
Description
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