HP Deskpro /M Desktop PC 486/33M Deskpro Personal Computers Service Reference - Page 38

CONNECTOR PIN ASSIGNMENTS, Enhanced Keyboard, Mouse, Ethernet BNC, Ethernet RJ-45, ONNECTOR

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A appendix CONNECTOR PIN ASSIGNMENTS This appendix contains the pin assignments for many computer connectors. Some of these connectors may not be used on the computer being serviced. Enhanced Keyboard Connector and Icon 65 4 KEY 3 21 Pin Signal 1 Data 2 Unused 3 Ground 4 +5 VDC 5 Clock 6 Unused Mouse Connector and Icon 65 4 KEY 3 21 Pin Signal 1 Data 2 Unused 3 Ground 4 +5 VDC 5 Clock 6 Unused Ethernet BNC Connector and Icon Pin 1 (Inside) 2 (Outside) Signal Data Ground Ethernet RJ-45 Connector and Icon 1357 2468 Pin Signal 1 (+) Transmit Data 2 (-) Transmit Data 3 (+) Receive Data 4 Unused 5 Unused 6 (-) Receive Data 7 Unused 8 Unused Deskpro Service Reference Guide A-1

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Deskpro Service Reference Guide
A-1
appendix
A
C
ONNECTOR
P
IN
A
SSIGNMENTS
This appendix contains the pin assignments for many computer connectors. Some of these
connectors may not be used on the computer being serviced.
Enhanced Keyboard
Connector and Icon
Pin
Signal
6
3
4
5
2
1
KEY
1
2
3
4
5
6
Data
Unused
Ground
+5 VDC
Clock
Unused
Mouse
Connector and Icon
Pin
Signal
6
3
4
5
2
1
KEY
1
2
3
4
5
6
Data
Unused
Ground
+5 VDC
Clock
Unused
Ethernet BNC
Connector and Icon
Pin
Signal
1 (Inside)
2 (Outside)
Data
Ground
Ethernet RJ-45
Connector and Icon
Pin
Signal
1
2
3
4
5
6
8
7
1
2
3
4
5
6
7
8
(+) Transmit Data
(-) Transmit Data
(+) Receive Data
Unused
Unused
(-) Receive Data
Unused
Unused