Ư¡ 1. м,ġ,ѷ ų ԵǾ ۽ϴ. 2. ־ ϸ Դϴ. 3. ΰ Head,Photo Ǵ Optic sensor ȣϴ Ư Ǿ ֽϴ. 4. 뼼 ȭȭ(Magnetic Oxides)ſ Źմϴ. 5. ǰ پ մϴ. 뵵 ѽùи μǰ ȸ óġ