If the TV is stuck on a red light and won't read a USB, you must flash the directly:
Use the programmer software to "Wipe" the old data and "Write" the new 1366x768 Kodak dump file. Where to Find Support Download CV53A A32 1366X768 KODAK DUMP rar
Updating or "flashing" the firmware is a standard repair technique for several common motherboard failures: If the TV is stuck on a red