HP Dc5700 HP Compaq dc5700 Business PC Service Reference Guide, 1st Edition - Page 142

Ethernet RJ-45, Ethernet AUI, Parallel Interface, Connector and Icon, Signal

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Connector Pin Assignments Ethernet RJ-45 Connector and Icon Pin 1 2 3 4 5 6 7 8 Ethernet AUI Connector and Icon Signal (+) Transmit Data (-) Transmit Data (+) Receive Data Unused Unused (-) Receive Data Unused Unused 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 Pin Signal 9 Positive AUI Differential Receive 10 +12V 11 Ground 12 Ground 13 Unused 14 Unused 15 Unused 16 Unused Parallel Interface Connector and Icon Pin Signal 1 Strobe 2 Data Bit 0 3 Data Bit 1 4 Data Bit 2 5 Data Bit 3 6 Data Bit 4 Pin Signal 7 Data Bit 5 8 Data Bit 6 9 Data Bit 7 10 Acknowledge 11 Busy 12 Paper End Pin 13 14 15 16 17 18-25 Signal Select Auto Linefeed Error Initialize Printer Select IN Signal Ground A-2 437804-001 Service Reference Guide, dc5700

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A–2
437804-001
Service Reference Guide, dc5700
Connector Pin Assignments
Ethernet RJ-45
Connector and Icon
Pin
Signal
1
2
3
4
(+) Transmit Data
(-) Transmit Data
(+) Receive Data
Unused
5
6
7
8
Unused
(-) Receive Data
Unused
Unused
Ethernet AUI
Connector and Icon
Pin
Signal
Pin
Signal
1
2
3
4
Ground
Negative AUI Differential Collision
Positive AUI Differential Collision
Negative AUI Differential Transmit
9
10
11
12
Positive AUI Differential Receive
+12V
Ground
Ground
5
6
7
8
Positive AUI Differential Transmit
Ground
Ground
Negative AUI Differential Receive
13
14
15
16
Unused
Unused
Unused
Unused
Parallel Interface
Connector and Icon
Pin
Signal
Pin
Signal
Pin
Signal
1
2
3
Strobe
Data Bit 0
Data Bit 1
7
8
9
Data Bit 5
Data Bit 6
Data Bit 7
13
14
15
Select
Auto Linefeed
Error
4
5
6
Data Bit 2
Data Bit 3
Data Bit 4
10
11
12
Acknowledge
Busy
Paper End
16
17
18-25
Initialize Printer
Select IN
Signal Ground