Huawei Tecal RH5485 Problem Determination And Service Manual page 72

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3 Diagnostics
LOG
LINK
3-54
Follow the suggested actions in the order in which they are
listed in the Action column until the problem is solved.
See Chapter 4, "Parts listing, " to determine which components
are customer replaceable units (CRU) and which components
are field replaceable units (FRU).
If an action step is preceded by "(Trained service technician
only)," that step must be performed only by a trained service
technician.
Information is present
in the system-event
log.
There is a fault in a
QPI port or the QPI
scalability cables.
Notes:
1. This LED remains
lit until the problem is
solved and the server
is
turned
restarted.
2. If a fault occurs, the
SMP Expansion Port
link LED on the failed
port is off.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Problem Determination and Service Guide
1.
Check the log for possible
errors.
2. Save the log if necessary and
clear it.
1. If you have a MAX5 attached to
the server, check to see if the front
LINK error LED is lit on the
MAX5 or the server. Depending on
which LED is lit will determine
which
device
troubleshoot.
2. Check the QPI port link LEDs to
off
and
find the failing port or cable. (The
rear LED will be off on the failing
port or cable.)
3. Reseat the QPI wrap cards or the
QPI scalability cables (if installed).
4. Replace the QPI wrap cards or
the QPI scalability cables (if
installed).
5. (Trained service technician
only) Replace the I/O
board
(see
I/O-board shuttle" and "Replacing
the I/O-board shuttle").
Tecal RH5485 Server
you
need
to
"Removing
the
Issue 02 (2011-05-25)

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