Wait 5–7 seconds until the status LED starts blinking, then release the button.
If you need to adjust screen parameters or reset the board after a flash: Open the -> Picture -> Contrast . Enter the numeric sequence 6 4 2 5 on the remote. 24 Inch LED TV Board TP.RD8503.PB824 Download RD8503 PB824 1920x1080 General USB rar
: Includes an integrated TV tuner, sound decoding (often supporting Dolby), and multiple input/output ports for devices like set-top boxes and gaming consoles. Wait 5–7 seconds until the status LED starts