Help ME Please!! HP PAVILION DV6265US .

Hello,
i have a Hp pavilion dv6265 and it seems like it has problem with the drivers as i am getting the blue screen when i am starting the computer. i want to do a system restore but it wont allow me to.. i have tried searching for the file hpcd.sys after i have allowed folders and system files but i cant locate it. also my cd drive (E) spontaneously pops out whenever i am on the computer. how can i fix these problems? please and thank you. also im using a 32 bit windows vista operating system.