Quatech USB-to-Serial Adapter User’s Manual Using configuration utilitiesUsing Device ManagerThis section explains how to use Device Manager to view theproperties of the serial ports enumerated by the USB-to-Serialadapter.Accessing Device ManagerStep Procedure Description Step 1 Select Start – Control Panel. Step 2 Double click the System icon. The System Properties dialog box opens. Step 3 Click the Hardware tab, and then pressthe Device Manager button.Device Manager lists all the hardwaredevices that are registered inside theWindows registry.Exploring Device Manager screensWindows XP and 2000Device Manager provides two property dialogs that apply to the USB-to-Serial adapter.¾ Ports (COM & LPT) device group property box¾ Multi-port serial adapters device group property boxUse the Ports (COM & LPT) device group property box to view andset the port settings and to view device usage and driver informationfor the serial ports. Use the Multi-port serial adapters device groupproperty box to view and set the advanced options and to view deviceusage and driver information for the USB-to-Serial adapter.Step Procedure Description Step 1 With Device Manager open, expand theMulti-port serial adapters device group.Your USB-to-Serial adapter shouldappear in the list – for example, ESU2-400 Eight RS-232/422/485 Serial Ports(Group ID14). Step 2 Double click the USB-to-Serial adapter. The Properties dialog box opens anddisplays the General tab.Rev 1.01 (February 2007) Page 15