I got a pack of 10 tdk dvd-r1-16x speed 4.7 gb, dealer provided along with laptop. I tried to write doc on it. But, system rejected the cd, asking me to use correct type of disc. what purpose is this disc, how can i use this. Pl, given me instruction. thanks, pari

Electronics - Others - TDK - 4.7GB ( 120 minute ) 4x DVD-RW DVD Disc - with Jewel Case