Table 14: Ambiguity from for three-step RC ladder network.

FaultAmbiguity with the following

short short, short ()
openNo ambiguity
short short, short (, ), short (), short (all )
short short (), open, open (), short (all ), short, short (, )
open short, short (), open (all ), short (, )
short short, short (), open, open (, )
short short (), open, open (), short (all ), short, short (, )
open short, short (), open (all ), short (, )
short short, short (, ), short (), short (all )