... CCD,SSD,Keyboard,Printer,Invigilator,flash drive and cable ASSY. A D-sub contains two or more ... creates an electrically continuous screen covering the whole cable and connector system.D-subminiature connectors were invented ... the shell size (A=15 pin, B=25 pin, C=37 pin, D=50 pin, E=9 pin), followed by the actual ... threaded hole that receives the jackscrews on the cable shell, to hold the plug and socket ...