GT50N CD DVD RW Burner Drive writer For Dell Inspiron 1410 1427 1440 1545 E5400 Lenovo G550 G470 G480 G450 G475 G485 Replace with Gt40n Gt51n Gt60n Ts-l633 / Sn-208/Gt30n 0 1545 E5400 GT50N CD DVD RW Burner Drive writer For Dell Inspiron 1410 1427 1440 1545 E5400 Lenovo G550 G470 G480 G450 G475 G485 Replace with Gt40n Gt51n Gt60n Ts-l633 / Sn-208/Gt30n 0 1545 E5400