Dell 10-ST2E manual Troubleshooting Your Computer, Enhanced Pre-boot System Assessment ePSA

4

Troubleshooting Your Computer

You can troubleshoot your computer using indicators like Diagnostic Lights, Beep Codes, and Error Messages during the operation of the computer.

Enhanced Pre-boot System Assessment (ePSA)

The ePSA is a diagnostic utility available on your computer. This utility includes a series of tests for a computer's hardware. You can run these tests even if the computer lacks any media (hard drive, optical drive, etc.). If a ePSA-tested component fails, the system displays an error code and generates a beep code.

Features

•Graphical User Interface

•Automatic Default Operation- runs test on all devices, allowing a user to interrupt and select any device

•Checks the Master Boot Record for readiness to boot into a full OS environment

•Tablet panel test

•Video memory test

•Battery test

•Charger test

•Event log scan

•Multiprocessor cache test

Running the ePSA Diagnostic Utility

NOTE: The following steps can be used to run the ePSA diagnostic utility in DOS mode without using an external keyboard.

1.Power on the system and immediately press the <Power> + <Start> buttons simultaneously for a second.

27