![Amazon.com: WD AV-GP 320 GB AV Hard Drive: 3.5 Inch, SATA II, 16 MB Cache - WD3200AVCS : Electronics Amazon.com: WD AV-GP 320 GB AV Hard Drive: 3.5 Inch, SATA II, 16 MB Cache - WD3200AVCS : Electronics](https://m.media-amazon.com/images/I/51qGuaSFPcL._AC_.jpg)
Amazon.com: WD AV-GP 320 GB AV Hard Drive: 3.5 Inch, SATA II, 16 MB Cache - WD3200AVCS : Electronics
![windows 7 - Is it safe to change the harddrive power feature so that it never turns off? - Super User windows 7 - Is it safe to change the harddrive power feature so that it never turns off? - Super User](https://i.stack.imgur.com/GmDnL.png)
windows 7 - Is it safe to change the harddrive power feature so that it never turns off? - Super User
![Amazon.com: (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) : Electronics Amazon.com: (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) : Electronics](https://m.media-amazon.com/images/I/81er60GziAL._AC_UF894,1000_QL80_.jpg)
Amazon.com: (Old Model) Seagate 1TB Desktop HDD Sata 6Gb/s 64MB Cache 3.5-Inch Internal Bare Drive (ST1000DM003) : Electronics
![Amazon.com: (Old Model) WD Green 5TB Desktop Hard Drive: 3.5-inch, SATA 6 Gb/s, IntelliPower, 64MB Cache WD50EZRX : Electronics Amazon.com: (Old Model) WD Green 5TB Desktop Hard Drive: 3.5-inch, SATA 6 Gb/s, IntelliPower, 64MB Cache WD50EZRX : Electronics](https://m.media-amazon.com/images/I/91Id75cLkCL._AC_UF894,1000_QL80_.jpg)
Amazon.com: (Old Model) WD Green 5TB Desktop Hard Drive: 3.5-inch, SATA 6 Gb/s, IntelliPower, 64MB Cache WD50EZRX : Electronics
![HDPARM TOOL FOR WINDOWS: Disabling hard disk drive advanced power management (configure HDD APM level) HDPARM TOOL FOR WINDOWS: Disabling hard disk drive advanced power management (configure HDD APM level)](http://4.bp.blogspot.com/-wvcjXsgpIxs/TuM9mIWAWcI/AAAAAAAAABA/4pvWhWRm0Gw/s1600/hddapm254.jpg)