Technical Features
Quick Reference Guide 23
RS-232 Electrical Connections
9-pin Connector
Default configuration is RS-232: 115200, 8, N, 1, no handshaking, 
ACK/NAK disabled.
1
Trigger
(DSM045X models only) 
Trigger signal input (see figures below)
2 TX Transmit Data (output from scanner)
3 RX Receive Data (input to scanner)
4NC Not connected
5GND Ground
6VCC +5Vdc
7 CTS Clear to Send (input to scanner)
8 RTS Request to Send (output from scanner)