Once the light stops flashing or the TV reboots, remove the USB drive and perform a factory reset via the Service Menu if necessary.
Frequent freezing or audio/video synchronization errors. Installation Instructions
You will need to reinstall or "flash" this firmware if your television is experiencing the following issues:
Download the VST59S_PB788_Bllite_L32D500.rar and extract the .bin file to your computer.
Plug the TV back in and hold the button on the TV keypad (if applicable) or simply wait for the standby light to begin flashing rapidly.