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[QUOTE]Originally posted by Dat: [QB] Well you can copy directly from cd-rom drive to cd-rw drive, but there are some times when the cd-rom drive isn't fast enough to place enough data into the buffer so the -rw drive has a steady stream of data to use. Using the hard drive is often better because they are much faster than -rom drives and can supply a steady stream to the buffer. The way a -rw works when burning a disc is that the lens is constantly moving as it writes to the disc. It doesn't stop until the disc write procedure is completed. If there is no data to write when there should be, the lens will still move forward. When the data finally arrives, the lens is already past the point where the data is supposed to be written, though the data will still be written, albeit in a different place on the disc that it supposed to be on. This automatically screws up the disc when the disc is played later on. When a player is reading the disc, it will come to the point where it expects data to be there, only to find nothing there. It will not fast forward to the new spot, but just stop, thinking it's reached the end instead. BTW akb1979, the source disc goes into the cd-rom drive as that's were the data comes from (the source of the data). The blank cd-r or cd-rw disc is the target disc (where the data is going to) and goes into the cd-rw drive. And never do anything else when you're burning a disc, because the access heads of the hard drive will be in other places getting other stuff from the hard drive or writing other stuff to the hard drive. When it's time for the hard drive to get more data for the buffer, it's too busy doing other stuff and you'll get a buffer underrun. It'll take time for the access heads to return to the correct place to get the data. By that time, the cd-rw lens is past the correct writing point and you'll have a screwed up disc. [/QB][/QUOTE]
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