Thus, when a host command comes from {TAIL ~ host} 12, host interface 26 restores power to {HEAD ~ the storage device} 10 
Thus , when a host command comes from { TAIL ~ host } 12 , host interface 26 restores power to { HEAD ~ the storage device } 10
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH