These "Backup Dumps" are typically .bin files meant to be written directly to the memory chip using a hardware programmer (like the or RT809F ). They are not standard USB update files that you can simply plug into the TV's USB port unless specifically labeled as a "USB Update."
: This is a primary source for TV memory dumps. There is a specific thread regarding the AYA A22BD2203 and T.EME380.61 on the Elektroda TV Memory Dumps forum. You may need to create an account and have "points" to download files here. Download EME380 AYA A22BD2203 Backup Dump rar
Do you have a ready to flash this memory chip, or These "Backup Dumps" are typically
: Look for a sticker on the back of the LCD panel (e.g., V215BJ1-LE1). Dumps are often specific to the panel model. Flash Chip : Most likely a GD25Q64 or similar 8MB chip. Important Installation Note You may need to create an account and