When the data communication receiver 100 is coupled to the host computer 205, {TAIL ~ the power pins} of the card interface 115 are electrically connected to {HEAD ~ the computer interface} 350 and receive the predetermined voltage therefrom 
When the data communication receiver 100 is coupled to the host computer 205 , { TAIL ~ the power pins } of the card interface 115 are electrically connected to { HEAD ~ the computer interface } 350 and receive the predetermined voltage therefrom
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH