Comstar featuring Pioneer external DVD...

Use the freeware Belarc Explorer to find out what CD-DVD burning program you have, like NTI, Roxio, or others, then open it, and their help programs MAY be clear enough to tell you what to do. They are written by Chinese for Koreans or Japanese, and translated into English. You don't need a manual for your hardware. It may not even be detected without a non-microsoft burning program.