When the IR LED starts blinking, release the V+ button. The process takes roughly 3–4 minutes.
To ensure I provide the exact file you need, (It is usually printed on a sticker inside the chassis, starting with "4704-M..."). ORIENT-LE40L8082-LE50L8082 SMART TV FIRMWARE Download FLASH DUMP Orient 50L8082 2MB rar
Ensure your TV's mainboard matches these specs before flashing to avoid "bricking" the device: Main Board: 4704-M818T8-A2233K01 Processor: MSD6A818-T8E Memory: 512MB RAM / 4GB ROM ⚡ How to Install (USB Method) When the IR LED starts blinking, release the V+ button
The unit will automatically enter standby mode when finished. When the IR LED starts blinking
. This is likely used for direct SPI flash chip programming.