S E C T I O N O N E1-8RS-232 Interface Connection1. Connect one end of the DB-9 Interface Cable to an available SerialPort on back of your computer. Secure with thumbscrews.2. Connect opposite end of DB-9 Interface Cable to Serial I/O Port onback of Docking Station. Secure with Thumbscrews.Computer SerialI/O PortThumbscrewsDB-9 InterfaceCableSerial I/O PortThumbscrews