{HEAD ~ An interface box} 404 may be provided to allow {TAIL ~ control signals} received from a remote control station to be applied to the functions of the coring unit 100, such as forward and reverse rotation of the coring bit 104, forward and aft translation of the traverse mechanism 130, and coolant flow 
{ HEAD ~ An interface box } 404 may be provided to allow { TAIL ~ control signals } received from a remote control station to be applied to the functions of the coring unit 100 , such as forward and reverse rotation of the coring bit 104 , forward and aft translation of the traverse mechanism 130 , and coolant flow
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH