How many cables can you run from a Sky satellite dish? The answer to this question lies with the LNB that has been installed on the satellite dish, this is the part of the satellite dish where the coaxial cables connect. For Sky and Freesat viewers people in the south of the UK it would make sense to install a 60-65cm instead of a 45cm satellite dish and for viewers in the north of England and How to make sure your LNB is still working | LNB Apr 01, 2014The Low Noise Block device on the end of a satellite dish receives the broadcast signal collected by the dish and transmits it to your satellite receiver through a run of coaxial cable can degrade over time, particularly in locations exposed to extreme weather conditions; signs of a faulty LNB include missing channels, video pixilation, signal drop-out during heavy rain or a complete loss Dish 500 Lnb Wiring Diagram - schematron 31 31 4 Comments on Dish 500 Lnb Wiring Diagram Maximum cable length from a wing dish to a DISH Pro Plus LNBF's LNB IN port is 80 feet. Installation Diagrams - Multiple Orbital Location Dish Options. 32 DISH DP Plus Twin n/a. 2 dual (w/ DPP Separators) or 2 single-tuners.