Note that {HEAD ~ the drain} of {TAIL ~ the EL driving TFT} 3503 is connected to the power source supply line 3506, and a fixed voltage is always applied 
of
Note that { HEAD ~ the drain } of { TAIL ~ the EL driving TFT } 3503 is connected to the power source supply line 3506 , and a fixed voltage is always applied
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH