I have a problem with my reciever, I have vu= solo and 1.8mtr dish with a separate positioner and i had touched somting in the settings and astra 19.2 channel list become empty with <n/a> indication and a message " Service not available Check tuner configuration" I entered in tuner configuration and set to Simple and positioner, than in a message I choosed 'Yes to all" but unfotunatly all the sats went off with the same problem. Any help pls