HP Z400

A Connector pins
Workstation keyboard Pin Signal
1
2
3
Data
Unused
Ground
4
5
6
+5 VDC
Clock
Unused
Workstation mouse Pin Signal
1
2
3
Data
Unused
Ground
4
5
6
+5 VDC
Clock
Unused
Workstation Ethernet Pin 10/100–
MbSignal
1000–Mb
signal
1
2
3
4
(+) Transmit Data
(-) Transmit Data
(+) Receive Data
Unused
TX/RX
TX/RX
TX/RX
TX/RX
0
0
1
2
+
–
+
+
5
6
7
8
Unused
(-) Receive Data
Unused
Unused
RX/RX
TX/RX
TX/RX
TX/RX
2
1
3
3
–
–
+
–
ENWW 221