User Manual

AFL-F08A Panel PC
Page 37
3.9.2.2 COM3 Pinouts
The pinouts for COM3 are listed in the table below.
Pin RS-232 RS-422 RS-485
1 NDCDB TX- D-
2 NRXDB TX+ D+
3 NTX3
4 NDTR3
5 GND
6 NDSRB RX-
7 NRTSB RX+
8 NCTS3
9 COM_RI3
10 GND
Table 3-12: COM3 Connector Pinouts
3.9.3 USB Device Connection
There are two external USB connectors. All connectors are perpendicular to the
AFL-F08A. To connect a USB device, please follow the instructions below.
Step 1: Located the USB connectors. The locations of the USB connectors are shown
in Chapter 2.