Service Guide

Intel
®
Server System SR1690WB Service Guide 75
0x22h 0 0 1 0001 0 Reading configuration
data from memory (SPD
on FBDIMM)
0x23h 0 0 1 00011Detecting presence of
memory
0x24h 0 0 1 001 0 0 Programming timing
parameters in the memory
controller
0x25h 0 0 1 001 0 1 Configuring memory
parameters in the memory
controller
0x26h 0 0 1 00110 Optimizing memory
controller settings
0x27h 0 0 1 00111Initializing memory, such
as ECC init
0x28h 0 0 1 0 1 000Testing memory
0xE4h 111001 0 0 BIOS cannot
communicate with DIMM
(serial channel hardware
failure
0xE6h 11100110 DIMM(s) failed Memory
iBIST or Memory Link
Training failure
0xE8h 1110 1 000No memory available
(system halted)
0xE9h 1110 1 001 Unsupported or invalid
DIMM configuration
(system halted)
0xEAh 1110 1 0 1 0 DIMM training sequence
failed (system halted)
0xEBh 1110 1 0 11Memory test failed
(system halted)
0xECh 1110 110 0 Unsupported or invalid
DIMM configuration
(system halted)
0xEDh 1110
110 1 Unsupported or invalid
DIMM configuration
(system halted)
0xEBh 1110 1 0 11DIMM with corrupted SPD
data detected (system
halted)
Table 10. Diagnostic LED POST Code Decoder