Installing mSata SSD to T520

I've used the following article to change my boot disk to mSATA Triple your speed Laptop magazine (http://blog.laptopmag.com/triple-your-speed-how-to-install-an-msata-ssd-boot-drive-in-your-laptop) EDIT: Win 7 pro / Lenovo T520 Thinkpad / 8GB ram. I installed the mSATA Intel 525 120GB SATA III (http://www.newegg.com/Product/Product.aspx?Item=N82E16820167144) quite a while ago and it's...