If you are experiencing problems with your LG TV, such as it not turning on, your power cord might be bad. The good news is replacing the power cord is simple – modern LG flat-panel TVs have removable power cords, so replacing the cord is as easy as buying a new one. Troubleshoot the issue first to make sure the cord is bad before spending the money, although new cords start at only $8 as of the date of publication. Writer Bio