No picture25Whether there is picture in AV in put modeCheck pin13 of N201CheckN201Check V203 V205 V206Check pin6 in TDA8844Check pin48pin49 in N201have IF signal inputReplace N201HC101SF101A101Check if pin273132in N201have signal inputCheck N201and its external circuitCheck if RGB signal have outputReplace N201 TDA8844Checkvideoamf.Voltageandvideo amf.IC circuityesyesyesyesyesyesnononononono