NEC 2000 Series - Manual (Page 20)

Reviewing System Features 1-11
LAN Connector
Systems come with a local area network (LAN). 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.
Bottom Features
A panel on the bottom of the system unit covers the memory expansion
sockets and the password clear jumper. (See Chapter 4, “Adding
Expansion Devices,” for information on removing the panel.)
Bottom features
A – SO-DIMM Socket 1 C – SO-DIMM Socket 0
B – Password Clear Jumper