For each of the transistors 51 0 to 51 3, one end of the current paths connects to the selecting gate lines {HEAD ~ SGDI0} to {TAIL ~ SGDI3} of the corresponding block BLK0, the other ends are connected to signal lines SGD0 to SGD3, and signals TG are assigned to the gate 
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For each of the transistors 51 0 to 51 3 , one end of the current paths connects to the selecting gate lines { HEAD ~ SGDI0 } to { TAIL ~ SGDI3 } of the corresponding block BLK0 , the other ends are connected to signal lines SGD0 to SGD3 , and signals TG are assigned to the gate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH