Brady Bradyprinter THT 300X-PLUS, Manual

Page: 87 / 180

Data Ports
Standard Ports
Bradyprinter THT X-Plus II Series User Guide 59
Serial Pin Configuration
The table below shows the pin configuration and function of the rear panel serial data
connector on the printer.
Pin No. Name Description
1 — Not connected
2 RXD Receive data—data input to printer
3 TXD Transmit data—data output from printer
4 DTR Data terminal ready—output from printer
5 SG Signal ground
6 DSR Data set ready—input to printer
7 RTS Request to send—output from printer
8 CTS Clear to send—input to printer
9 +5 VDC +5 VDC signal output
Note •
This pin is also available as a +5 VDC power
source at 750 mA. The maximum current draw may be
limited by option configuration. To enable this
capability, a jumper on the printer’s main logic board
needs to be installed on JP1, pins 2 and 3.