Appendix A Connectors - HP ProSignia 120 Maintenance And Service Manual

A
appendix
C
ONNECTORS
This appendix contains the pin assignments for all external connectors.
Connector
1 2
KEY
3 4
5 6
Connector
1 2
KEY
3 4
5 6
Connector
1 3 5 7
2
4 6 8
Table A-1
External Keyboard
Pin Signal
1 Data
2 Unused
3 Ground
4 +5 VDC
5 Clock
6 Unused
Table A-2
PS/2-Compatible Mouse
Pin Signal
1 Data
2 Unused
3 Ground
4 +5 VDC
5 Clock
6 Unused
Table A-3
Ethernet RJ-45
Pin Signal
1 (+) Transmit Data
2 (-) Transmit Data
3 (+) Receive Data
4 Unused
5 Unused
6 (-) Receive Data
7 Unused
8 Unused
Connectors A-1