The key is disposed on the recessed portion, and {HEAD ~ the connecting part} is connected to {TAIL ~ the body} and is electrically connected with the motherboard 
is connected to
The key is disposed on the recessed portion , and { HEAD ~ the connecting part } is connected to { TAIL ~ the body } and is electrically connected with the motherboard
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH