Intel Core i5-2540M (2.60 GHz, 3 MB L3 cache)
Windows 7 Professional (64-bit)
12.1-inch diagonal LED-backlit WXGA UWVA, pen and touch (1280 x 800)
Intel HD Graphics 3000
4GB DDR3 (1333MHz) RAM, two slots (one accessible)
320GB 7200 rpm SATA II
Intel Centrino 802.11 a/b/g/n, Bluetooth 2.1+EDR
HD webcam
Fingerprint reader
3 USB 2.0 port (one charging), VGA, 1394a, 3.5mm, SD/MMC, Express Card 3/4, Smart Card
6-cell (44 WHr) li-ion, optional slice battery
Dimensions: 11.42 x 8.35 x 1.27 inches (W x D x H)
Weight: starting at 3.97 lbs
For Disassembling procedure follow the Link
http://electro-medical.blogspot.com/