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 IBM support website for an
applicable retain tip or firmware update that
applies to this memory error.
2. Replace the following components one at a
time in the order shown, restarting the server
each time:
v PCI express adapter (see “Removing a
PCI adapter from a PCI riser-card
assembly” on page 221 and “Installing a
PCI adapter in a PCI riser-card assembly”
on page 222).
v (Trained technician only) System board
(see “Removing the system board” on
page 290 and “Installing the system board”
on page 292).
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” on
page 290 and “Installing the system board”
on page 292).
S.680B9 [S.680B9] External QPI
Link Failure Detected.
External 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” on
page 290 and “Installing the system board”
on page 292).
40 IBM System x3650 M4 Type 7915: Problem Determination and Service Guide
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