The hard drive is attached to a caddy (EMI aluminum shield). Make sure you transfer this to your new hard drive, prior to installation.
Thanks alot eman. I will remove that and fix into my new hard drive. Now I am too spoilt for choices.
Western Digital Scorpio WD3200BEVT 320GB 2.5" 5400rpm SATA 8MB Cache
Western Digital Scorpio Black 320GB 2.5" 7200 RPM Hard Disk SATA 16MB Cache
Samung 500GB 2.5" 5400RPM SATA 8MB Cache
Samsung Spinpoint M6 HM320JI 320GB 2.5" 5400RPM SATA 8MB Cache
Samsung 2.5" 500GB HDSMHM500LI SATA 5400RPM 8MB Cache
Seagate Momentus 2.5" SATA 200GB 7200rpm 16MB Hard Drive with G-Force Protection
Hitachi SATA Hard Drive (New) 320 GB 7200 RPM
Hitachi SATA Hard Drive 200 GB 7200 RPM
Hitachi Travelstar 320GB 2.5" 7K320 7200RPM SATA Notebook Drive with 16MB Cache
Hitachi Travelstar 250GB 2.5" 7K320 7200RPM SATA Notebook Drive with 16MB Cache - New, 3 Year Warranty
Toshiba 320GB 5400RPM 9.5MM SuperSlim SATA 2.5" Notebook Drive with 8MB Data buffer cache - 3 year Toshiba warranty
Toshiba 320GB 5400RPM 9.5MM SuperSlim SATA 2.5" Notebook Drive with 8MB Data buffer cache - 3 year Toshiba warranty
Now I am trying to get reviews for these disk drive before I get. Went to the store earlier.