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A lead-in is a physical area (about 1.2mm or wider) that precedes the data area on a DVD disc. A burner or player, or any form of reader, uses the lead-in information to determine where the data starts and reads essential sync and control data from this area.
Related glossary terms
Related software tools
Nero Multimedia Suite (Nero Burning ROM) (Shareware)
Nero is the best and most complete DVDR / CDR / Blu-ray all-in-one software