Lenovo THINKSERVER 3821 User Manual
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Determine whether any of the following items were added, removed, replaced,
or updated before the problem occurred:
v
Lenovo ThinkServer Server Firmware (server firmware)
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 “Viewing the test log” on page 91 for
information about error codes.
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
EasyLED diagnostics LEDs: See “EasyLED diagnostics” on page 76 for
information about EasyLED diagnostics LEDs that are lit.
v
System-board LEDs: See “System-board LEDs” on page 135 for
information about system-board LEDs that are lit.
“EasyLED diagnostics” on page 76
b. Collect system data.
Run Dynamic System Analysis (DSA) 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. For instructions for running the DSA program, see “Running the
diagnostic programs” on page 90.
If you have to download the latest version of DSA , 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:
2) Enter your product number (machine type and model number) or select
Servers and Storage from the Select your product list.
3) Select Servers and Storage from the Brand list.
4) From Family list, select ThinkServer TD200x, and click Continue.
5) Click Downloads and drivers and look at the list for the Preboot DSA
CD image.
3. Follow the problem-resolution procedures.
The four problem-resolution procedures are presented in the order in which they
are most likely to solve your problem. Follow these procedures in the order in
which they are presented:
a. Check for and apply code updates.
Most problems that appear to be caused by faulty hardware are actually
caused by Lenovo ThinkServer Server Firmware (server firmware), system
firmware, device firmware, or device drivers that are not at the latest levels.
Chapter 4. General Checkout
23