"It has come to our attention that Western Digital's Caviar Green HDDs suffer from a critical design flaw caused by an aggressive power-saving feature. Western Digital has developed a new technology called Intellipark (aka Idle 3 mode) and it is designed to reduce power consumption, in part by positioning the HDD's heads in a park position and turning off unnecessary electronics after 8 seconds of inactivity.
According to an in-house investigation and user reports', some software and operating systems are incompatible with the Intellipark feature causing endless head parking movement as the HDD continuously goes in/out of idle mode. This abnormal behavior creates stress on the HDD and that could lead to the following issues:
Business software left the office and moved into the home long ago. If you've ever lost the password to Word, ZIP or PDF file in misguided attempt to protect data from prying eyes, this guide to Decrypting Document and File Passwords is a life saver. PCSTATS Tips