E-AF03 PC-Keyb 8.3 DISPLAY BOARD 1 4 PC-Keyb – PC KEYBOARD CONNECTOR Keyboard emulation input, usable for the connection of the instrument to the PC keyboard or the badge/bar code reader. PC-KEYB PS/2 1 +5V 4 2 GND 3 3 DATA 1 4 CLK 5 107