1. Format the USB Drive with the following settings:
2. Copy the files (including upgrade_loader.pkg) into the root directory of the USB Drive
1. Turn the TV On
2. Plug in the USB key (preferably USB1 port)
3. AC TV off (cut the power from TV)
4. AC TV On (turn power back on to the TV)
5. Software update should begin (Front LED will eventually start to flash)
6. When complete, remove the USB
7. Check the software version on the second page of the CSM menu (123654)
Software version will have the following format:
TPM153xHE_5.249.y.zzz
5.249.y.zzz is the version number