Dell Inspiron 1521 (Mid 2007) - Manual (Page 105)

Troubleshooting
105
For any problem encountered during a test, a message appears with an error
code and a description of the problem. Write down the error code and
problem description exactly as it appears and follow the instructions on the
screen. If you cannot resolve the problem, contact Dell (see "Contacting Dell"
on page 179).
NOTE:
The Service Tag for your computer is located at the top of each test screen.
When contacting Dell support, have your Service Tag ready.
The following tabs provide additional information for tests run from the
Custom Test or Symptom Tree option:
Tab Function
Results Displays the results of the test and any
error conditions encountered.
Errors Displays error conditions encountered,
error codes, and the problem
description.
Help Describes the test and any requirements
for running the test.
Configuration Displays your hardware configuration
for the selected device.
The Dell Diagnostics obtains
configuration information for all
devices from the system setup program,
memory, and various internal tests, and
it displays the information in the
device list in the left pane of the
screen. The device list may not display
the names of all the components
installed on your computer or all
devices attached to your computer.
Parameters Allows you to customize the test by
changing the test settings.