Here's how to test the RAM on your computer if it doesn't have onboard memory diagnostics using Memtest86+.

How to Ghost a failing hard drive using a Windows boot CD

How to Ghost a failing hard drive using a Windows boot CD from JasonThePCMD on Vimeo.

In the previous video we found a bad hard drive in the Dell E6400 laptop. Here's how I normally copy the drives with Ghost using a Windows Vista or 7 Boot disc.
Note: If you are Ghosting a Windows Vista or Windows 7 drive and it doesn't boot after the Ghost procedure, boot from the install disc again and run the automated repair. That'll fix it every time.

How to run diagnostics on a Dell laptop

Have a Dell laptop and something seems off, run the onboard diagnostics and see if you have a hardware issue.