Appendix C: POST Code Diagnostic LED Decoder Intel® Server Board S1200BT TPS
Revision 1.0
Intel order number G13326-003
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
Early CPU initialization during Sec
Phase
Early South Bridge initialization
Early North Bridge initialization
CPU Microcode Not Loaded.
North Bridge PEI Module Starts
South Bridge PEI Module Starts
CPU PEI Module for CPU initialization
CPU PEI Module for Cache initialization
CPU PEI Module for Boot Strap
Processor Select
CPU PEI Module for Application
Processor initialization
CPU PEI Module for CPU SMM
initialization
DXE PCI Host Bridge initialization
DXE NB SMM initialization