Inspiron 7490 Service Manual

The SupportAssist diagnostics (previously known as ePSA diagnostics) performs a complete check of your hardware. The SupportAssist diagnostics is embedded in the BIOS and is launched by it internally. The SupportAssist diagnostics provides a set of options for particular devices or device groups. It allows you to:

• Run tests automatically or in an interactive mode.
• Repeat tests
• Display or save test results
• Run thorough tests to introduce additional test options and provide extra information about the failed device(s)
• View status messages that indicate if the tests are completed successfully
• View error messages that indicate if problems were encountered during the test

For more information, see SupportAssist Pre-Boot System Performance Check.