HP Xw8400 HP xw8400 Service and Technical Reference Guide - Page 168
Connector pin descriptions, Appendix D, Appendix D - Connector pins
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Connector pin descriptions Ethernet connector Parallel connector Pin Signal 1 (+) Transmit Data 2 (-) Transmit Data 3 (+) Receive Data 4 Unused 5 Unused 6 (-) Receive Data 7 Unused 8 Unused 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 Signal 13 Select 14 Auto Linefeed 15 Error 16 Initialize Printer 17 Select IN Signal 18-25 Ground Serial connector Pin Signal 1 Carrier Detect 2 Receive Data 3 Transmit Data 4 Data Terminal Ready Signal 5 Ground 6 Data Set Ready 7 Request to Send 8 Clear to Send 9 Ring Indicator 158 Appendix D Appendix D - Connector pins ENWW
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Connector pin descriptions
Ethernet connector
Pin
Signal
1
2
3
4
(+) Transmit Data
(-) Transmit Data
(+) Receive Data
Unused
5
6
7
8
Unused
(-) Receive Data
Unused
Unused
Parallel connector
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
Serial connector
Pin
Signal
1
2
3
Carrier Detect
Receive Data
Transmit Data
4
5
6
Data Terminal Ready Signal
Ground
Data Set Ready
7
8
9
Request to Send
Clear to Send
Ring Indicator
158
Appendix D
Appendix D — Connector pins
ENWW