humax F1 vaci

mnadeem

Hi
I have a problem witzh my receiver .
1... after bootingit takes too much time to receive programm h/v ,seames like warm up why ,, the signal is coming and gioing , what could it be , please explain .
2..... after updateing the com ,, rs232 is not working how can i resolve this problem , is there any idea
if the receiver is about one hour ,,on ,,then most of programs are coming