Hi guys need some advice some colleagues have looked at a a multiplexed arneg case always icing up i found the def sync cables disconnected assuming that one is master other 2 are slaves so when master does def others should instead the master soes def and the others dont but do any of guys no the settings for def sync on a Norpe nrc100 controller i have looked on the internet and foumd nothing but i assume this will cure the issues as its been ongoing since it was installed thanks