That's a good sign.
Next step would be to run the hard drive maker's diagnostic utility.
Download the following and burn it to CD. It has the hard drive diagnostics as well as many other handy utilities. You don't need to boot into Windows to run them. Just boot up with the CD in the drive and select the utility that you want to run:If you aren't sure of the make of drive that is installed use the Seagate Seatools, or Hitachi Drive Fitness Test utilities, as they will work with any make of drive.
You may find these instructions helpful for burning the UBCD .iso file to disc: