The NEWlink CD lens cleaner can be used for either CD or DVD players.For CD-Rom, insert in to CD-ROM drive and press enterFor DVD/VCD, insert the cleaning disc and enter playFor CD/LD/Games, run as you would a standard music disc and play track 12Play the disc for approximately 25 to 30 secondsThe cleaning process will be completed when the music endsStop the player and remove the cleaning discReturn the cleaning disc to its protective case, with the brush facing down