Scanner Serial Connector (Com1); Pinout; Figure 2-3 Scanner Serial Connector (Com1) - Honeywell VX6 Reference Manual

External Connectors

Scanner Serial Connector (COM1)

The serial connector, labeled "SCANNER", (configured as COM1) is industry-standard RS-232.
The connector includes a PC/AT standard 9–pin "D" male connector. By default, Pin 9 is
configured to supply +5 VDC at 0.4A (max) for an external bar code scanner. Pin 9 may also be
configured to provide RI. Refer to Chapter 4, "Scanner", section titled "Serial Port Pin 9" for
more information on configuring Pin 9.
If Pin 9 is powered off, please see "Technical Specifications – Connection Cable" in the following
section for information on using a serial cable.
If COM1 is not being used for a scanner, it can also be used for screen blanking when the vehicle
is in motion. Please see "Technical Specifications – Screen Blanking Cable" in the following
section for more details.
Note:

Pinout

Pin
1
2
3
4
5
6
7
8
9
Shell
E-EQ-VX6RG-F
1
6

Figure 2-3 Scanner Serial Connector (COM1)

Power the VX6 off before attaching a cable or device to the COM1 serial port.
Signal Description
DCD Data Carrier Detect – Input
RXD Receive Data – Input
TXD Transmit Data – Output
DTR Data Terminal Ready – Output
GND Signal/Power Ground
DSR Data Set Ready – Input
RTS Request to Send – Output
CTS Clear to Send – Input
+5VDC Barcode Scanner Power – 400mA max (Default)
or
RI Ring Indicator – Input
CGND Chassis Ground
or
5
9
VX6 Reference Guide
35