Intel P4304XXMUXX

Intel
®
Server Chassis P4304XXMFEN2/P4304XXMUXX Product Family System Integration and Service Guide
161
Diagnostic LED Decoder
LED #
LED 3 LED 2 LED 1 LED 0
Description
Checkpoint
Upper Nibble
8h
(MSB)
4h 2h
1h
(LSB)
Lower Nibble
8h
(MSB)
4h 2h
1h
(LSB)
82h
Upper Nibble
1
0
0
0
DXE PCI Bus Begin
Lower Nibble
0
0
1
0
83h
Upper Nibble
1
0
0
0
DXE PCI Bus HPC Initialization
Lower Nibble
0
0
1
1
84h
Upper Nibble
1
0
0
0
DXE PCI Bus Enumeration
Lower Nibble
0
1
0
0
85h
Upper Nibble
1
0
0
0
DXE PCI Bus Resource Requested
Lower Nibble
0
1
0
1
86h
Upper Nibble
1
0
0
0
DXE PCI Bus Assign Resource
Lower Nibble
0
1
1
0
87h
Upper Nibble
1
0
0
0
DXE CON_OUT Connect
Lower Nibble
0
1
1
1
88h
Upper Nibble
1
0
0
0
DXE CON_IN Connect
Lower Nibble
1
0
0
0
89h
Upper Nibble
1
0
0
0
DXE SIO Initialization
Lower Nibble
1
0
0
1
8Ah
Upper Nibble
1
0
0
0
DXE USB Start
Lower Nibble
1
0
1
0
8Bh
Upper Nibble
1
0
0
0
DXE USB Reset
Lower Nibble
1
0
1
1
8Ch
Upper Nibble
1
0
0
0
DXE USB Detect
Lower Nibble
1
1
0
0
8Dh
Upper Nibble
1
0
0
0
DXE USB Enable
Lower Nibble
1
1
0
1
91h
Upper Nibble
1
0
0
1
DXE IDE Begin
Lower Nibble
0
0
0
1
92h
Upper Nibble
1
0
0
1
DXE IDE Reset
Lower Nibble
0
0
1
0
93h
Upper Nibble
1
0
0
1
DXE IDE Detect
Lower Nibble
0
0
1
1
94h
Upper Nibble
1
0
0
1
DXE IDE Enable
Lower Nibble
0
1
0
0