Read LG 42LA64XX / 42LA6418 / 42LA640S / 42LA641S / 42LA644V / 42LA645V (CHASSIS:LD33B) Service Manual online
Click on the first or last page to see other 42LA64XX / 42LA6418 / 42LA640S / 42LA641S / 42LA644V / 42LA645V (CHASSIS:LD33B) service manuals if exist.