IEI Technology AFL2-12A-HM65/PC-EM-R11, User Manual, Page: 61 / 193

AFL2-12A-HM65 Series Panel PC
Page 47
Figure 4-24: RS-422/485 Cable
Step 3: Insert the serial connector . Insert the D-sub 9 connector of a serial device into
the D-sub 9 connector on the RS-422/485 cable.
Step 4: Secure the connector . Secure the serial device connector to the external
interface by tightening the two retention screws on either side of the connector.
The D-sub 9 connector pinouts are listed below. Step 0:
Figure 4-25: D-sub 9 Connector
Pin RS-422 RS-485
1 TX- DATA-
2 TX+ DATA+
3 RX+
4 RX-
Table 4-3: D-sub 9 Connector Pinouts
4.9.4 USB Device Connection
NOTE:
User must install the USB 3.0 driver before connecting a USB device to
the system or else the system may not recognize the connected
device.