Technical Product Specification

Intel® Server System R1304BTSSFAN/ R1304BTLSFAN/ R1304BTLSHBN TPS
Appendix C: POST Code Diagnostic LED Decoder
Progress Code
Diagnostic LED Decoder
O = On, X=Off
Upper Nibble Lower Nibble
MSB 8h 4h 2h 1h 8h 4h 2h 1h LSB
#7 #6 #5 #4 #3 #2 #1 #0
Description
0x0F
X X X X O O O O
CPU Microcode Not Loaded
PEI Phase
0x10
X X X O X X X X
PEI Core Starts
0x11
X X X O X X X O
CPU PEI Module Starts
0x15
X X X O X O X O
North Bridge PEI Module Starts
0x19
X X X O O X X O
South Bridge PEI Module Starts
0x31
X X O O X X X O
Memory Installed
0x32
X X O O X X O X
CPU PEI Module for CPU initialization
0x33
X X O O X X O O
CPU PEI Module for Cache initialization
0x34
X X O O X O X X
CPU PEI Module for Boot Strap Processor Select
0x35
X X O O X O X O
CPU PEI Module for Application Processor
initialization
0x36
X X O O X O O X
CPU PEI Module for CPU SMM initialization
0x4F
X O X X O O O O
Dxe IPL started
DXE Phase
0x60
X O O X X X X X
DXE Core started
0x61
X O O X X X X O
DXE NVRAM initialization
0x62
X O O X X X O X
SB RUN initialization
0x63
X O O X X X O O
Dxe CPU initialization
0x68
X O O X O X X X
DXE PCI Host Bridge initialization
0x69
X O O X O X X O
DXE NB initialization
0x6A
X O O X O X O X
DXE NB SMM initialization
0x70
X O O O X X X X
DXE SB initialization
0x71
X O O O X X X O
DXE SB SMM initialization
0x72
X O O O X X O X
DXE SB devices initialization
0x78
X O O O O X X X
DXE ACPI initialization
0x79
X O O O O X X O
DXE CSM initialization
0x90
O X X O X X X X
DXE BDS Started
0x91
O X X O X X X O
DXE BDS connect drivers
0x92
O X X O X X O X
DXE PCI Bus begin
0x93
O X X O X X O O
DXE PCI Bus HPC initialization
0x94
O X X O X O X X
DXE PCI Bus enumeration
0x95
O X X O X O X O
DXE PCI Bus resource requested
0x96
O X X O X O O X
DXE PCI Bus assign resource
0x97
O X X O X O O O
DXE CON_OUT connect
0x98
O X X O O X X X
DXE CON_IN connect
0x99
O X X O O X X O
DXE SIO initialization
0x9A
O X X O O X O X
DXE USB start
0x9B
O X X O O X O O
DXE USB reset
0x9C
O X X O O O X X
DXE USB detect
0x9D
O X X O O O X O
DXE USB enable
0xA1
O X O X X X X O
DXE IDE begin
0xA2
O X O X X X O X
DXE IDE reset
Revision 2.4
47