Code
Description
0x42 Memory test failed
0x2A, 0x2B
Stuck bus, unable to read DIMM SPD data
0x51
DIMM SPD read failure
0xA0, 0xA1, 0xA2, and 0xA3
SATA drive initialization
0x92 – 0x96
PCI bus initialization
Seven-segment display use cases
The following table shows seven-segment display use cases and the sequence that is displayed in each
case:
Use case
Display sequence
Controller power-on
• Normal power-on controller insertion
• Controller inserted while held in reset
SE 88 blank
Operational states
Normal operation
xy (static controller tray ID)
Start-of-day (SOD) processing OS Sd blank
The controller is placed in reset while showing the
tray ID
OS OL blank
The controller is operating on batteries (cache
backup)
OS bb blank
The CPU temperature has exceeded the warning
level
OS OH blank
Component failure when the controller is operational
Failed host interface card (HIC) OS CF HX blank
Failed flash drive OS CF Fx blank
Power-on diagnostic failure
Failure of a component that is not a field replaceable
unit
SE dF blank-
Processor DIMM failure SE dF -- CF Px blank-
Cache memory DIMM failure SE dF -- CF Cx blank-
Processor DIMM or cache memory DIMM failure SE dF -- CF dx blank-
Host interface card failure SE dF -- CF Hx blank-
Incorrect number of cache backup devices SE LC -- CF Fx blank-
The controller is suspended and there are no other errors to report
All lock-down conditions OH Lx blank-
The controller is suspended because of component errors
Persistent processor DIMM error correcting code
(ECC) errors
OE L2 -- CF Px blank-
184 ThinkSystem DE Series Hardware Installation and Maintenance Guide for 2U Enclosures
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