1. System is not booting from Hard disk drive.
2. Disk performance is low.
3. System displays “No fixed disk present “ Error message on the monitor.
4. Scan disk incorrectly reports Hard disk problem under Windows.
Preventive maintenance of HDD
The preventive maintenance tasks for the hard drive deal more with optimising its storage than with physical cleaning tasks. You have no cleaning tasks to perform, because the hard drive is a sealed unit. The preventive maintenance tasks for a hard drive involve the following:
Back-up the data
Run diagnostics like Scandisk and manufacturers' diagnostic tools.
Defragment the drive; Disk Defragmenter can be found by right clicking the drive in Windows
Explorer and selecting Properties, then Tools.