Hard disk security locked my laptop. Harddisk is of toshiba and laptop is of dell. I never put any password.

[rajgrewal2710]

I am not sure how it got lock. Last evening laptop turned off normally. Today I started it and got this error.

 

[ex_bubblehead]

Call Dell. No one here will assist you in bypassing security.

http://www.tomshardware.com/forum/id-2317969/read-passwords-lock-codes-pin-numbers.html