hi lads can anyone help i have 4 dm500s with gemini 4.6 xp maxvar non bomb installed i want to use 1 for a server and then put the rest in the bedrooms i have a sky subs im getting lost with all this c line n line f line what should i have in the master box and what shall i put in the other boxes ive checked up on it but im getting confused is it c line in master and f in the others or if someone could pm their config i could copy it thanks ive being trying my best for the last 2weeks to get it going thanks