{HEAD ~ The display data} read from the frame memory 600 are transmitted to the CRT 700 via {TAIL ~ the graphic bus} 400, the superposition data controller 1000 and the display drive controller 910 
are transmitted via
{ HEAD ~ The display data } read from the frame memory 600 are transmitted to the CRT 700 via { TAIL ~ the graphic bus } 400 , the superposition data controller 1000 and the display drive controller 910
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH