Start with the Dell diagnostics, which will test the drive. F12 at powerup.
If you need further help, please post the full model number (i.e., Inspiron N5110, 5531, etc.) and any errors you see by number (2000-0151, etc.).
Any updates Irenae ? :BigSmile:
You were able to run the diagnostic tool (or ePSA Pre-boot System Assessment tests) to test the hard drive?
ePSA Pre-boot System Assessment (Official Dell Tech Support):