There are many hard drive manufacturers. Seagate is a best solution.
What are some symptoms of hard drive problems listed on the hard drive manufacturers' web sites? List three in order of seriousness:
Some manufacturers making hards for xbox. Seagate and toshiba are examples.
Someone can purchase a SATA hard drive from a number of companies such as Amazon. Amazon has a large selection of SATA hard drives from a number of manufacturers.
SeagateSamsungWestern DigitalMaxtor (now part of Seagate)Conner Peripherals (now part of Seagate)Hitachi
"http://wiki.answers.com/Q/List_at_least_two_different_hard_drive_manufactures"
S.M.A.R.T. stands for Self-Monitoring Analysis and Reporting Technology. S.M.A.R.T. technology was developed by a number of major hard disk drive manufacturers to increase the reliability of hard drives. It is a technology that enables the PC to predict the future failure of hard disk drives. S.M.A.R.T. technology has become an industry standard for hard drive manufacturers.
Almost every hard drive manufacture does. Western Digital, Seagate, Samsung.
There are many different manufacturers of external portable hard drives. One of the most popular, trusted and credible manufacturers is Seagate. They are used around the world by many.
Seagate Hitachi
Defragment of your hard drive on a monthly basis is one way of maintaining the hard drive.
You probably have a bad hard drive. Run diagnostics on the drive via a boot disk from cd-rom. The well known drive manufacturers have such a download available. It will check the health of the hard drive. The other possibility is that for some reason the "Master Boot Record", MBR is corrupt or bad, though the former problem is more likely. You may have to replace the hard drive and reinstall windows and programs.
You may be able to update the bios or install a driver from the drive manufacturers website.