If the PC does not recover from a boot failure after exiting ePSA diagnostics, initiate forced ePSA again and allow the diagnostics to complete. Press Esc key to stop ePSA and click Exit to safely exit ePSA diagnostics and reboot the PC. Subsequently, question is, how long does a pre Boot System Assessment take?

Step 3: In the Local Disk Properties window, click on Tool tab.

Step 2: If it shows you the error of hard drive, click on This PC and right-click on the corresponding drive and select Properties.

Step 1: Press Window + R key to invoke Run dialog.

I'll try OutCaste's idea and see how that turns out. I don't actually have the Dell Diagnostics CD- the software that's running is actually on the Hard Drive itself.

I can still boot from a CD, but all attempts at a hard drive boot end up in Dell Diagnostics. Similarly, how do I turn off diagnostic boot? Part 3: How to disable diagnostic startup Windows 10 Yes, i tried booting from the hard drive after pushing F12- no luck. Factory reset, restore, or reinstall Microsoft Windows on a Dell computer. These are called the Dell Enhanced Pre- Boot System Assessment ( ePSA) or Dell Pre- Boot System Assessment (PSA) Diagnostics. The System Password status will change to 'Not Set'.Ĭonsidering this, what is a Dell ePSA pre boot system assessment?ĭell has a suite of self-diagnostics that is of built into Notebooks, Desktops, Servers and Windows based Tablets.Enter the System or Admin Password to access the BIOS settings.

Reboot the machine and press F2 at the Dell BIOS Splash Screen.

Dell hard drive diagnostics