Nic Configuration/Control; Nic Connectors; Figure 5-10. Ethernet Aui C; Figure 5-11. Ethernet Rj-45 C - Compaq Deskpro 4000 Technical Reference Manual

Chapter 5 Input/Output Interfaces
5.7.1

NIC CONFIGURATION/CONTROL

The NIC is a PCI device and configured though PCI configuration space registers using PCI
protocol described in chapter 4. Control of the NIC is through I/O registers mapped in the 300h-
30Fh range.
5.7.2

NIC CONNECTORS

The network interface provides two choices of connection to a system as shown in the following
figures.
Figure 5–10. Ethernet AUI Connector (DB-15, viewed from rear)
Figure 5–11. Ethernet RJ-45 Connector
5-36 Compaq Deskpro 4000 and 6000 Personal Computers
featuring the Pentium II Processor
15
8 7 6 5 4 3 2 1
First Edition – October 1997
1
Pin Description
1 Transmit
2 Receive
3 Receive Low
6 Transmit Low