Let me know the brand of the machine this part belongs to, and I can help point you toward the official support page.
The firmware for the motherboard is typically found on enthusiast and repair forums like Kenotrontv . Because this is a universal board used by many different TV brands (such as Erisson, Asano, and Daiko), you must ensure the firmware matches your specific LCD panel model number to avoid display issues. USB Update Procedure tpsk506spb802 firmware usb link
: Commonly used for 32" HD (1366x768) and 40-42" FHD (1920x1080) panels. USB Installation Guide Prepare Drive : Use a USB 2.0 flash drive (4GB to 16GB) formatted to File Placement : Copy the firmware file (usually named allupgrade_V351...bin or similar) to the of the drive. Rename (If Required) Let me know the brand of the machine
: This board is used in many brands, such as ESTAR or various unbranded smart TVs. Ensure the firmware matches your specific screen panel resolution. USB Update Procedure : Commonly used for 32"