Ethernet Aui; Parallel Interface - HP Compaq dc5700 MT Reference Manual

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

Parallel Interface

Pin Signal
1 Strobe
2 Data Bit 0
3 Data Bit 1
4 Data Bit 2
5 Data Bit 3
6 Data Bit 4
A–2
Connector and Icon
Pin
9
10
1 1
12
13
14
15
16
Connector and Icon
Pin Signal
7 Data Bit 5
8 Data Bit 6
9 Data Bit 7
10 Acknowledge
1 1 Busy
12 Paper End
437804-001
Pin Signal
1 (+) Transmit Data
2 (-) Transmit Data
3 (+) Receive Data
4 Unused
5 Unused
6 (-) Receive Data
7 Unused
8 Unused
Signal
Positive AUI Differential Receive
+12V
Ground
Ground
Unused
Unused
Unused
Unused
Pin Signal
13 Select
14 Auto Linefeed
15 Error
16 Initialize Printer
17 Select IN
18-25 Signal Ground
Service Reference Guide, dc5700