780C Multi-Interface Interoperability Tester – User Guide Page 208September 29, 2014 Revision A112 Command InterfaceThis chapter describes how to use the command line to control the 780C. The command line is useful forautomated control applications.12.1 Guidelines for Using the Command LineThe command line is available through the 780C USB port and additionally through an RS-232 connector onthe 780C. In order to use the command line through the USB port you need to set the 780C USB port in COMmode. You may need to download an .INF file from the Quantum Data website on the downloads page.12.2 Procedures for Enabling the Command Line Interface through USB PortUse the following procedures for command line control of the 780C via the USB port.Please note if you experience a different behavior on your PC, refer to the 780C release notes on the QuantumData website at: http://www.quantumdata.com/downloads/index.asp.1. Download the .INF file from the Quantum Data website http://www.quantumdata.com/downloads/index.aspto your PC and unzip the file. Store it in a convenient location on your PC.2. Power up the 780C and touch select Preferences from the 780C top level menu.3. Choose COM for the USB Mode (refer to the screen below).4. Connect the 780C to your host PC via the USB cable provided.The first time you connect 780C to your PC in COM mode, the Found New Hardware Wizard will appear.