I inherited a dell latitude that I do not have the following passwords for. 1.) windows start up 2.) admin 3.) system. The service tag is 1Z42GV1-1D3B. What do i do and where should I start?? Any help would be appreciated. I tried to use a password recovery program however I cant get into my bios to get the disk drive to come on before the hard drive...HEEELLLLP!!