dvd drive in iqon computer?

i have an iqon computer with a philips dvd model no pbdv1628b came with the computer and then i bought a samsung lite scribe model no sh-s202 to add to along with the philips.whentrying to installthe software for the new samsung the computer could not find it i also can't find the software on my hard-drive for my philips dvd is ther somware i can download the software can anyone help me please thank-you