The recording/playback device is coupled to a scan controller, which controls the scanning operation of a CT apparatus, and {HEAD ~ a host controller}, which sends commands to the recording/playback device and scan controller and receives {TAIL ~ control data} from the scan controller 
receives
The recording / playback device is coupled to a scan controller , which controls the scanning operation of a CT apparatus , and { HEAD ~ a host controller } , which sends commands to the recording / playback device and scan controller and receives { TAIL ~ control data } from the scan controller
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH