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