AFL2-12A-D525 Series Panel PCPage 59Figure 4-20: RJ-45 Serial Port ConnectorStep 4: Secure the connector. Secure the serial device connector to the externalinterface by tightening the two retention screws on either side of the connector.Step 0:4.10.3 USB Device ConnectionThere are two external USB 2.0 connectors. All connectors are perpendicular to theAFL2-12A-D525. To connect a USB 2.0 or USB 1.1 device, please follow the instructionsbelow.Step 1: Located the USB connectors. The locations of the USB connectors are shownin Chapter 2.Step 2: Align the connectors. Align the USB device connector with one of theconnectors on the bottom panel. See Figure 4-21.