Re: inspiron 1520
It will work just fine in a desktop. I currently have a SATA laptop hard drive in my desktop since my laptop doesn't have a power adapter right now.
PC: AMD Phenom 9950 2.6ghz Quad Core, ATI Radeon HD 5770, 8gb DDR2 RAM
Phone: Apple iPhone 5s 64gb (jailbroken)
Handheld Games: Nintendo 3DS XL, Tapwave Zodiac 2, GamePark Holdings GP2X F100