Turn the power . The indicator LED on the keypad should begin flashing (usually red and green).
The firmware for the universal LCD driver board with a 1366x768 resolution can be downloaded from various specialized electronics repair portals. This specific board is a common universal TV motherboard used for repairs and DIY screen conversions. Download Sources Download V56 PC815 1366x768 General USB rar
You can find the required .bin or .rar files at the following locations: Turn the power