: This identifies the specific AUO (AU Optronics) Display Panel . Firmware is extremely sensitive to panel numbers; using the wrong one can result in a "mirror image," "solarised colors," or no display at all.
: The firmware file is placed on a FAT32-formatted USB drive. The drive is inserted into the TV, and the TV is powered on, often while holding a specific button to trigger the update. : This identifies the specific AUO (AU Optronics)
Technicians typically follow a specific procedure to "flash" this software: " "solarised colors
can support many different screens. The specific "T390XVN01" version of the firmware ensures that the board sends the correct signals (voltage and resolution) to that exact AUO panel. and the TV is powered on