[plast744]

hi all i have a hobby 4 axis cnc board rev-2002. it find when i use kcam
however when i try 2 use machi or master5 i keep getting an error
exteral safty switch. i try 2 reset and go in the parameter uncheck
all the emergency override and it still i cant reset it the (EXTERAL SAFETY SWITH) keep stay on won let me reset help please thanx you