Db9 Rs232 Connectors - Micros Systems PCWS 2015 Setup Manual

Connector and Cable Diagrams
IO Panel Connectors

DB9 RS232 Connectors

The PCWS 2015 includes two DB9 connectors assigned to COM1 and COM2.
COM1 is a powered DB9F RS232 connector assigned to COM1. Pin 9 is
powered. The pin-out of each port is shown below.
For COM1, the DSUB Pin voltage is determined by the COM Port Voltage
setting in the BIOS. The default is +5V. To select another voltage, enter BIOS
Setup and select the Advanced tab. Scroll to the Special Configuration Menu,
press enter, then select the 'Come Port Voltage'. The available voltages are
shown in the Figure below.
B-4
Figure B-4: DB9 RS232 Connector Diagram
Figure B-5: Selecting the COM1 Voltage
PCWS 2015 Setup Guide - 2nd Edition