HP A7818-IE002 - Manual (Page 114)

Hardware Components
Rear Panel Connectors
Chapter 5 114
USB Stacked Connector
The USB graphic and pinout table for a USB connector. However, the information is also
valid for a USB stacked connector.
Serial Port Connectors
This pinout information is valid for both the Serial Port A and
Serial Port B connectors.
USB Connector
Pin Signal
1 VBus
2 D-
3 D+
4 GND
Shell Shield
9-pin Serial Port Connector
Pin Signal Pin Signal
1 (DCD) CF
6 (DSR) CC 2 (RD) BB
7 (RTS) CA 3 (TD) BA
8 (CTS) CB 4 (DTR) CD
9 (R) CE 5 (GND) AB
1 2 3 4
1
2
3
4
5
6
7
8
9