2-2 Setup and OperationCable ConnectionsFigure Section 2-1 shows the external connectors for the system. Where appropriate, securecables by tightening the cable holding screws.Table Section 2-1 describes the I/O connectors on the rear of the system. For pin assign-ments, see Appendix A.Figure Section 2-1 Power and I/O Connector LocationsTable Section 2-1 I/O Connector DescriptionsI/O Connector FunctionMouse/Keyboard Port Connects to a PS/2-style mouse, or a 101-key, external PS/2-stylekeyboard.Serial Port Connects to an RS-232C device.Enhanced Parallel Port Connects to a 25-pin parallel printer.CRT Port Connects to a 15-pin external CRT.IR Ports The infrared ports allow the user to transfer files between the NECVersa and an IR-equipped desktop, or print to an IR-equippedprinter without using cables.Expansion Connector Provides a 75-pin connector to attach the optional NEC DockingStation 4000.Power Connector This 4-pin connector provides an interface for the AC adapter. TheAC adapter is then connected to a wall outlet via the AC powercord.Mouse/Keyboard PortSerial PortEnhancedParallel PortCRT Port IR PortExpansion PortPower Port