Product Service Guide

Intel® Server System SR1630BC Service Guide 77
Chipset
0x21h X XOX XXXOInitializing a chipset
component
Memory
0x22h X X O X X X O X Reading configuration
data from memory (SPD
on FBDIMM)
0x23h X X O X X X O O Detecting presence of
memory
0x24h X X O X X O X X Programming timing
parameters in the memory
controller
0x25h X X O X X O X O Configuring memory
parameters in the memory
controller
0x26h X X O X X O O X Optimizing memory
controller settings
0x27h X XOX XOOOInitializing memory, such
as ECC init
0x28h X XOX XXXXTesting memory
0xE4h O O O X X O X X BIOS cannot
communicate with DIMM
(serial channel hardware
failure
0xE6h O O O X X O O X DIMM(s) failed Memory
iBIST or Memory Link
Training failure
0xE8h O OOX OXXXNo memory available
(system halted)
0xE9h O O O X O X X O Unsupported or invalid
DIMM configuration
(system halted)
0xEAh O O O X O X O X DIMM training sequence
failed (system halted)
0xEBh O OOX OXOOMemory test failed
(system halted)
0xECh O O O X O O X X Unsupported or invalid
DIMM configuration
(system halted)
0xEDh O OOX OOXOUnsupported or invalid
DIMM configuration
(system halted)
Table 10. Diagnostic LED POST Code Decoder