Computer Accessories User Manual

42 COM Ports
MX5X Reference Guide E-EQ-MX5CERG-F-ARC
Data Entry and Tethered Scanners
Please refer to the tethered scanner manufacturer’s user guide for instruction.
RS-232 Serial Ports
RS-232 connection is made through an RS-232 serial port. The connector is an industry-standard
RS-232 DB26 female connector. The MX5X automatically detects the cable configuration type.
Figure 2-5 RS-232 Ports
COM1
Cable connections: RS-232, Ethernet, USB and AC Power.
PIN SIGNAL PIN SIGNAL
1 CHG + 14 CHG GND
2 CHG + 15 CHG GND
3 CHG + 16 CHG GND
4 DCD1 17 TPO +
5 RX1 18 TPO -
6 TX1 19 GND
7 DTR1 20 TPI +
8 DSR1 21 VCCOUT2
9 RTS1 22 TPI -
10 CTS1 23 RI_VCCOUT1
11 SHIELD 24 SHIELD
12 USB +5V 25 USB COM
13 USB + 26 USB -
COM4
Cable connections: RS-232 and AC Power.
PIN SIGNAL PIN SIGNAL
1 CHG + 14 CHG GND
2 CHG + 15 CHG GND
3 CHG + 16 CHG GND
4 DCD2 17 NC
5 RX2 18 NC
6 TX2 19 GND
7 DTR2 20 NC
8 DSR2 21 NC
9 RTS2 22 NC
10 CTS2 23 RI_VCCOUT2
11 NC 24 NC
12 NC 25 NC
13 NC 26 NC
Figure 2-6 DB26 RS-232 Pinouts