If you have already downloaded the 5800_A8M480_0P10_Ver00.rar file from a support site:
: While holding the Power button on the TV (not the remote), plug the power cord back in. Continue holding the button until the "Software Upgrading" or "Installing System Update" screen appears. Download AIWA 42LE6110 5800 A8M480 0P10 Ver00 rar
: Power off the TV and unplug it from the wall. If you have already downloaded the 5800_A8M480_0P10_Ver00