Sometimes the HDD thinking and making click sound while im browsing in it

[reuvpro]

any ideas why it doing it? for example when i open song its loads for 3 secs making that sound and then opening it..

 

[seagate_surfer]

reuvpro, do you experience any other situation in which the drive makes this noise? Are you sure it is the drive? If you have not done so yet, backup your info.