hi
i have a samsung ps42q7hdx which originally had the slow to turn on and clicking relay replaced all but the three big caps on p/s and it turns on
but with this fault
http://youtu.be/jVYCcsqB1yY so i started by testing all voltages from p/s and all fine so then i disconnected all other boards from power supply except the main and no difference the video above is of whats happening on screen and you can hear a bit of a melody repeating coming from the TV the video is taken with all boards connected ....also tried different input eg: hdmi,scart and dtv same thing on screen as in video above except you have sound from the input selected for a couple of seconds then you hear the same melody as in the video then the sound from the input selected and then the melody and so on
any ideas guys
thanks in advance
billy