NEC 2000 - Manual (Page 21)

Reviewing System Features 1-11
PS/2 Mouse Port
The system unit comes with a mouse port that supports a
personal system/2
® -compatible (PS/2-compatible) mouse with a 6-pin
mini DIN connector.
Use this port to connect the PS/2 mouse shipped with your system.
Kensington Lock Slot
The lock slot on the rear of the system accepts a Kensington ® Security
Standard connector or other locking device.
Use this slot and a locking device to secure your system to an immovable
object.
PS/2 Keyboard Port
Your system unit comes with a keyboard port that supports a standard
PS/2 101-key or 104-key keyboard with a 6-pin mini DIN connector.
Use this port to connect the PS/2 keyboard shipped with your system.
Printer Port
Use this port to connect a parallel printer with a 25-pin connector to the
system unit. The port is an enhanced capabilities port (ECP). It also
supports enhanced parallel port (EPP) bi-directional and uni-directional
protocols.
Serial Port
Attach a serial device with a 9-pin connector to this serial port. Serial
devices include a pointing device, serial printer, or a modem.
LAN Connector
Systems come with a local area network (LAN) board. Use the RJ-45
compatible LAN connector on the rear of the system to connect a network
cable to the internal 100Base-TX/10Base-T network board.