My passport essential SE 1 TB make my PC blue screen?

first time i using WD external portable, but in my notebook alr using WD  internal storage…

but i dont know why… if iconnect  WD essential SE 1TB  with usb SATA2 n then just a few minuete my notebook  be hang n the get the blue screen…  what the problem??? n then i just use my passport essenttial SE  maybe 1 month… but in the warranty time… say i already using 200 days… can explaint to mee??

Try following these instructions to remove the blue screen you obtain

http://wdc.custhelp.com/app/answers/detail/a_id/3818/session/L3RpbWUvMTMxNzU5NTMyNS9zaWQvUDlrTUZBRms%3D