User Manual
Running the ePSA diagnostics
1 Power-on the computer.
2 As the computer boots, press the F12 key as the Dell logo appears.
3 On the boot menu screen, select the Diagnostics option.
4 Click the arrow key at the bottom left corner.
Diagnostics front page is displayed.
5 Press the arrow in the lower-right corner to go to the page listing.
The items detected are listed.
6 To run a diagnostic test on a specic device, press Esc and click Yes to stop the
diagnostic test.
7 Select the device from the left pane and click Run Tests.
8 If there are any issues, error codes are displayed.
Note the error code and validation number and contact Dell.
Display built-in self test
The following procedure provides the instructions on how to run the built-in self test
for the display:
1 Turn o your computer.
2 Press and hold the display built-in self test button.
3 Press and hold the power button.
4 Release the power button.
5 Hold the display built-in self test button until the test starts.
Diagnostics
Power status light: Indicates the power status.
Solid Amber – The computer is unable to boot to the operating system. This indicates
that the power supply or another device in the computer is failing.
Blinking Amber – The computer is unable to boot to the operating system. This
indicates that the power supply is normal but another device in the computer is failing
or not installed properly.
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