Appendix A Connector Pin Assignments; Ethernet Bnc; Usb; Microphone - HP Pro 2110 Small Form Factor Maintenance & Service Manual

A Connector Pin Assignments
This appendix contains the pin assignments for many computer and workstation connectors. Some of
these connectors may not be used on the product being serviced.

Ethernet BNC

Connector and Icon

USB

Connector and Icon

Microphone

Connector and Icon (1/8" miniphone)
1 2 3
Pin Signal
1 Data
2 Ground
Pin Signal
1 +5 VDC
2 - Data
3 + Data
4 Ground
Pin Signal
1 (Tip) Audio_left
2 (Ring) Audio_Right
3 (Shield) Ground
Ethernet BNC 187