As the front cover moves, the front cover induces the slider to move {TAIL ~ the lateral tray} for {HEAD ~ improved convenience} 
As the front cover moves , the front cover induces the slider to move { TAIL ~ the lateral tray } for { HEAD ~ improved convenience }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD