Intermec PB31 PB21 and PB31 Mobile Receipt Printer User Guide - Page 82

USB Interface, Connecting the Printer, Through the USB Interface

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Appendix A - Specifications 5 43 2 1 9 87 6 RS-232 Serial Cable DB9 Pins (PC End) Serial Cable Pinouts (PC End) Pin Signal 1 DCD 2 RXD 3 TXD 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 RI Description Data carrier detect Receive data from host (input) Transmit data to printer (output) Data terminal ready Ground Data set ready Request to send from host (input) Clear to send from printer (output) Ring indicator USB Interface To use the USB interface to print from a PC, you need to have the Intermec InterDriver printer driver installed on your PC. For help setting up USB communications, see "Connecting the Printer Through the USB Interface" on page 28. The USB cable that ships with the printer has a USB Type A connector on one end to connect to the PC and a USB Type B connector on the other end to connect to the printer. You do not need to configure communications for the USB port. USB Type A Connector USB Type B Connector 70 PB21 and PB31 Mobile Receipt Printer User Guide

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Appendix A — Specifications
70
PB21 and PB31 Mobile Receipt Printer User Guide
RS-232 Serial Cable DB9 Pins (PC End)
USB Interface
To use the USB interface to print from a PC, you need to have the
Intermec InterDriver printer driver installed on your PC. For help
setting up USB communications, see
“Connecting the Printer
Through the USB Interface” on page 28
.
The USB cable that ships with the printer has a USB Type A connector
on one end to connect to the PC and a USB Type B connector on the
other end to connect to the printer. You do not need to configure
communications for the USB port.
USB Type A Connector
USB Type B Connector
Serial Cable Pinouts (PC End)
Pin
Signal
Description
1
DCD
Data carrier detect
2
RXD
Receive data from host (input)
3
TXD
Transmit data to printer (output)
4
DTR
Data terminal ready
5
GND
Ground
6
DSR
Data set ready
7
RTS
Request to send from host (input)
8
CTS
Clear to send from printer (output)
9
RI
Ring indicator
5
4
3
2
9
8
7
6
1