Table 37. UEFI/POST diagnostic codes (continued)
v
Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
v
If an action step is preceded by “(Trained technician only)”, that step must be performed only by a trained
technician.
v
Go to the IBM support website at http://www.ibm.com/supportportal to check for technical information, hints,
tips, and new device drivers or to submit a request for information.
Diagnostic
code
Message
Description
Action
S.68005
[S.68005] An error
has been detected
by the IIO core
logic on Bus %. The
Global Fatal Error
Status register
contains %. The
Global Non-Fatal
Error Status register
contains %. Please
check error logs for
the presence of
additional
downstream device
error data.
Critical
IOH-PCI Error.
1.
Check the system-error logs for information about the error.
Replace any component that is identified in the error log.
2.
Check the IBM support website for an applicable retain tip
or firmware update that applies to this memory error.
3.
Replace the following components one at a time in the
order shown, restarting the server each time:
v
PCI express adapter (see Removing an adapter and
Installing an adapter).
v
(Trained technician only) System board (see Removing
the system board and Installing the system board).
S.680B8
[S.680B8] Internal
QPI Link Failure
Detected.
Internal QPI
Link Failure
Detected.
1.
Check the IBM support website for an applicable retain tip
or firmware update that applies to this error.
2.
Inspect the microprocessor socket for foreign material, if
the microprocessor socket contains any foreign material,
remove the foreign material. If it is found damaged,
(trained technician only) replace the system board (see
Removing the system board and Installing the system
board) or the microprocessor 2 expansion board (see
Removing the microprocessor 2 expansion board and
Installing the microprocessor 2 expansion board).
3.
Make sure the microprocessor 2 expansion board is
installed correctly (see Installing the microprocessor 2
expansion board).
4.
(Trained technician only) Reseat the microprocessor (see
Removing a microprocessor and heat sink and Installing a
microprocessor and heat sink).
5.
(Trained technician only) Replace the microprocessor (see
Removing a microprocessor and heat sink and Installing a
microprocessor and heat sink).
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System x3500 M4 Type 7383: Installation and Service Guide
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