HP Compaq dc5000 MT Reference Manual page 126

Connector Pin Assignments
Ethernet RJ-45
Connector and Icon
Ethernet AUI
Pin Signal
1 Ground
2 Negative AUI Differential Collision
3 Positive AUI Differential Collision
4 Negative AUI Differential Transmit
5 Positive AUI Differential Transmit
6 Ground
7 Ground
8 Negative AUI Differential Receive
A–2
Pin
1
2
3
4
5
6
7
8
Connector and Icon
Pin Signal
9 Positive AUI Differential Receive
10 +12V
11 Ground
12 Ground
13 Unused
14 Unused
15 Unused
16 Unused
360201-002
Signal
(+) Transmit Data
(-) Transmit Data
(+) Receive Data
Unused
Unused
(-) Receive Data
Unused
Unused
Service Reference Guide, dc5000