Because it is a "universal" board, manufacturers worldwide flash different variations of the software to match specific display panel types (e.g., Full HD vs. 4K, different LVDS pin configurations, and varying backlight voltages). Common Faults Corrected by Software Flashing
: Driving the built-in WiFi and Ethernet for smart features. p75-368v6.5 software
If the TV gets stuck on the startup logo, it often indicates a corrupted firmware or a failing eMMC chip. Because it is a "universal" board, manufacturers worldwide
the TV while the light is flashing. Wait until the light stabilizes or the TV boots up into its initial setup wizard. Because it is a "universal" board