After the document sheet is thus correctly transported to {HEAD ~ the designated scanning position}, a signal indicative of its correct positioning is transmitted to {TAIL ~ the copier main body} and the standard copying operation is started 
After the document sheet is thus correctly transported to { HEAD ~ the designated scanning position } , a signal indicative of its correct positioning is transmitted to { TAIL ~ the copier main body } and the standard copying operation is started
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH