{HEAD ~ The presence} or absence of power voltage VDD supply from the terminal 12 side is determined from {TAIL ~ the output} of detector 33 
is determined from
{ HEAD ~ The presence } or absence of power voltage VDD supply from the terminal 12 side is determined from { TAIL ~ the output } of detector 33
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH