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v Follow the suggested actions in the order in which they are listed in the Action
column until the problem is solved.
v See Chapter 4, "Parts listing," on page 41 to determine which components are
consumable, structural, or CRU parts.
v If an action step is preceded by "(Trained technician only)," that step must be
performed only by a trained technician.
Diagnostic
code
Message
S.680B8
[S.680B8] Internal
QPI Link Failure
Detected.
S.680B9
[S.680B9] External
QPI Link Failure
Detected.
Description
Action
Internal QPI Link
1. Check the IBM support website
Failure Detected.
for an applicable retain tip or
firmware update that applies to
this error.
2. Inspect the microprocessor socket
for the foreign material or
damage. If any foreign material is
found, remove the foreign
material.
3. 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
assembly" on page 90 and
"Installing the system-board
assembly" on page 91).
External QPI Link
1. Check the IBM support website
Failure Detected.
for an applicable retain tip or
firmware update that applies to
this error.
2. Inspect the microprocessor socket
for the foreign material or
damage. If any foreign material is
found, remove the foreign
material.
3. 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
assembly" on page 90 and
"Installing the system-board
assembly" on page 91).
115
Chapter 6. Diagnostics
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