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