The LSSD scan paths of each logic circuit chip on a circuit module are connected to {HEAD ~ additional test circuit chips} on {TAIL ~ the same module} 
on
The LSSD scan paths of each logic circuit chip on a circuit module are connected to { HEAD ~ additional test circuit chips } on { TAIL ~ the same module }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL