Hello, I am new in this section but not in the forum , so let me be directly at the problem from yesterday I bought a VU+ Uno very happy and satisfy with this set-op box but I note a problem with the tuner I have a system with three LNB 16,19,13 it works everything fine on all channel with good signal at all three satellites except Rai frequencies I have 0 signal at only this channels Rai1,2,3 and some other Rai channels on Hotbird 13 degree before with my DM800 clone I could see them with low signal but without any problem the signal was 48 to 50 % but now signal to this channels is 0 % all hotbird channels works fin with 75% to 85 % of signal. Please help me. My my satellite lnb are new with 0.1 dB and nothing has change to satellite system except the satellite decoder.