Model : DL980 G7
iLO3 : v1.26 or higher
Symptom
1. System not boot up.
2. SID - XNC LED Amber.
3. IML log - logged like below.
Power fault occurred on upper XNC board. Details: 0x00
Power fault occurred on upper XNC board. Details: 0x01
Power fault occurred on upper XNC board. Details: 0x02
The IML message has severity "Critical", is from class "XNC", and has the form "Power fault occurred on <<location>> XNC board. Details: 0X<<hex>>". Location is either "upper" or "lower", and "hex" is a 2-digit hexadecimal number.
Action Plan.
What: Replace XNC Board
SPN : AM426-69009 x 1EA
If iLO fw lower than 1.20, refer below doc.
Advisory: HP ProLiant DL980 G7 Server - Spurious Integrated Management Log (IML) Message May Be Generated After an AC Power Failure
http://h20564.www2.hp.com/hpsc/doc/public/display?docId=emr_na-c03119966