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Table 5-17 Memory Subsystem Events that Light Diagnostic Panel LEDs
NotesSourceCauseIPMI EventsDiagnostic
LEDs
A voltage on the
memory expander is
out of range (likely
too low)
BMCVoltage on memory
board is inadequate.
Type 02h, 02h:07h:03h
VOLTAGE_DEGRADES_TO_NON_RECOVERABLE
Memory
Carrier
Light all DIMM LEDs
in rank 0 of cell 0
SFWNo memory DIMMs
installed in slot 0 of cell
0.
Type E0h, 208d:04d
MEM_NO_DIMMS_INSTALLED
DIMMs
Either EEPROM is
misprogrammed or
this DIMM is
incompatible
SFWA DIMM has a serial
presence detect (SPD)
EEPROM with a bad
checksum.
Type E0h, 172d:04d
MEM_DIMM_SPD_CHECKSUM
DIMMs
Memory rank is about
to fail or
environmental
conditions are causing
more errors than
usual
WIN
Agent
This memory board is
correcting too many
single-bit errors.
Type E0h, 4652d:26d
WIN_AGT_PREDICT_MEM_FAIL
DIMMs
Table 5-18 Memory Subsystem Events that May Light Diagnostic Panel LEDs
NotesSourceCauseIPMI EventsDiagnostic
LEDs
SFWUnable to clear the
platform error logs in the
CEC.
Type E0h, 189d:26d
MEM_ERR_LOG_FAILED_TO_CLEAR
Processor
Carrier
SFWSelftest of CEC multibit
error signaling has failed.
Type E0h, 181d:26d
MEM_ECC_MBE_SIGNAL_TST_FAILED
Processor
Carrier
SFWThe CEC failed the
register test.
Type E0h, 160d:26d
MEM_BIB_REG_FAILURE
Processor
Carrier
SFWSystem firmware (SFW)
was unable to clear the
platform error logs on the
CEC.
Type E0h, 187d:26d
MEM_ECC_MBE_SIGNAL_TST_FAILED
Processor
Carrier
SFWThe error registers in the
CEC failed to clear.
Type E0h, 190d:26d
MEM_ERR_REG_CLEAR_FAILURE
Processor
Carrier
SFWThe CEC memory
controller failed the
register test.
Type E0h, 208d:26d
MEM_MC_REG_FAILURE
Processor
Carrier
Voltage wholly
contained on the
memory carrier has
failed.
BMCMemory card voltage
error.
Type 02h, 02h:07h:06h
VOLTAGE_NON_RECOVERABLE
Memory
Carrier
The failing DIMM
quad will be
deallocated.
SFWAn SDRAM is failing on
the DIMM.
Type E0h, 4000d:26d
MEM_CHIPSPARE_DEALLOC_RANK
DIMMs
SFWDIMM type is not
compatible with current
DIMMs.
Type E0h, 174d:26d
MEM_DIMM_TYPE_INCOMPATIBLE
DIMMs
SFWDetected a fatal error in
the DIMM serial presence
detect (SPD).
Type E0h, 173d:26d
MEM_DIMM_SPD_FATAL
DIMMs
162 Troubleshooting