Recommended Troubleshooting Methodology - HP Carrier-Grade rx2800 i2 Server DC User's & Service Manual

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You might have to perform specific recovery procedures to finish the repair. For example, if the
system board is replaced, you need to restore customer specific information.
Should a failure occur, the System Insight Display LEDs, SEL and FPL help you identify the issue or
CRU:
LEDs. The front panel LEDs and LAN LEDs of the server change color and blink to help identify
specific issues.
The System Event Log (SEL) provides detailed information about the errors identified by the
LEDs.
The Forward Progress Log (FPL) provides details about the boot progress of the server.
The System Insight Display LEDs are cleared after the issue is corrected or the CRU is replaced and
by cycling DC power.
If the LEDs, SEL, and FPL do not give you enough information to identify the issue, HP also provides
diagnostic tools with each operating system (for details, see
NOTE:
Always check the iLO 3 MP SEL in the case of a blinking yellow or red front panel LED,
before replacing any hardware. The default display mode is Keyword mode. You can also view
the error messages in Text mode.

Recommended troubleshooting methodology

HP recommends that you troubleshoot a server error or fault by performing the following procedure:
1.
Consult the system console for any messages, emails, etc., pertaining to a server error or fault.
2.
View the front panel LEDs (power, SID, and system health), either locally, or remotely through
the iLO 3 MP vfp command.
3.
Compare the state of the server LEDs (off; flashing or steady; red, green, or amber) with the
LED states listed in the LED Panel State Table in this section.
4.
Go to the step number of the Basic Low End Troubleshooting Table, as specified in the right
column of the LED Panel State Table, located in the row which corresponds to your front panel
LED display state.
5.
Read the symptom/condition information in the left column of the Basic Low End Troubleshooting
Table.
6.
Perform the actions specified in the Action column.
7.
If you need more details, see the appropriate subsection of this chapter, where this information
is provided in the Action column. You might be directed to access and read one or more error
logs (SEL and/or FPL).
While HP suggests that all users follow the recommended troubleshooting methodology and use
the Basic and Advanced Troubleshooting Tables in the next subsection, as a more experienced
troubleshooter, you might elect to go directly to the subsection which corresponds to your own
entry point of choice.
Table 8
provides the corresponding subsection or location title for these different entry points (for
example, if you would prefer to start by examining the logs, you can go directly to the subsection
entitled
"Errors and reading error logs" (page
Table 8 Troubleshooting entry points
Entry point
Front panel/System Insight Display LEDs
System Event Log and Forward Progress Logs
60
Troubleshooting
"Troubleshooting tools" (page
74)):
Subsection or location
"Basic and advanced troubleshooting tables" (page 61)
"Troubleshooting tools" (page 64)
"Errors and reading error logs" (page 74)
64)).
and

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