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Chapter 5. Diagnostics
Diagnosing a problem
Before you contact Lenovo or an approved warranty service provider, follow these
procedures in the order in which they are presented to diagnose a problem with
your server:
1. Determine what has changed.
Determine whether any of the following items were added, removed, replaced,
or updated before the problem occurred:
v UEFI
v Device drivers
v Firmware
v Hardware components
v Software
If possible, return the server to the condition it was in before the problem
occurred.
2. Collect data.
Thorough data collection is necessary for diagnosing hardware and software
problems.
a. Document error codes and system-board LEDs.
v System error codes: See the Installation and User Guide for information
about a specific error code.
v See the Installation and User Guide for the location of the system-board
LEDs.
v Software or operating-system error codes: See the documentation for
the software or operating system for information about a specific error
code. See the manufacturer’s Web site for documentation.
v Light path diagnostics LEDs: See the Installation and User Guide for
information about LEDs that are lit.
b. Collect system data.
Run Dynamic System Analysis (DSA) Preboot diagnostics program to collect
information about the hardware, firmware, software, and operating system.
Have this information available when you contact Lenovo or an approved
warranty service provider. See http://www.lenovo.com/support for the
instructions to run the DSA Preboot program.
If you need to download the latest version of DSA Preboot, go to
http://www.lenovo.com/support or complete the following steps.
Note: Changes are made periodically to the Lenovo Web site. The actual
procedure might vary slightly from what is described in this
document.
1) Go to: http://www.lenovo.com/support.
2) Enter your product number (machine type and model number) or select
Servers and Storage from the Select your product list.
3) From Family list, select ThinkServer, and click Continue.
4) Click Downloads and drivers to download firmware updates.
For information about DSA command-line options, go to:
http://www.lenovo.com/support
© Lenovo 2005, 2009. Portions © IBM Corp. 2007, 2008. 25