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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
Pin
Signal
1 Data
2 Ground
USB
Connector
and
Icon
Pin
Signal
1 +5 VDC
2 - Data
3 + Data
4 Ground
Microphone
Connector
and
Icon
(1/8”
miniphone)
Pin
Signal
1 (Tip) Audio_left
2 (Ring) Audio_Right
3 (Shield) Ground
88