Intel® Server D50DNP Family Integration and Service Guide
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Table 19. MRC Fatal Error Codes
error code
MRC fatal error code explanation
(with MRC internal minor code)
E8 1 1 1 0 1 0 0 0
01h = No memory was detected from SPD read, or invalid configuration
that causes no operable memory.
02h = Memory DIMMs on all channels of all sockets are disabled due to
hardware memory test error.
03h = No memory installed. All channels are disabled.
E9 1 1 1 0 1 0 0 1
Memory is locked by Intel® TXT and is inaccessible.
EA 1 1 1 0 1 0 1 0
DDR5 channel training error.
01h = Error on read DQ/DQS (Data/Data Strobe) initialization.
02h = Error on receive enable.
03h = Error on write leveling.
04h = Error on write DQ/DQS (Data/Data Strobe.
EB 1 1 1 0 1 0 1 1
01h = Software memory test failure.
02h = Hardware memory test failed.
ED 1 1 1 0 1 1 0 1
DIMM configuration population error.
01h = Different DIMM types (RDIMM, 3DS-RDIMM) are detected
installed in the system.
02h = Violation of DIMM population rules.
03h = The third DIMM slot cannot be populated when QR DIMMs are
installed.
04h = UDIMMs are not supported.
05h = Unsupported DIMM voltage.
EF 1 1 1 0 1 1 1 1
Indicates a CLTT table structure error.