Lexmark 21Z0294 Technical Reference - Page 304

8-2 Interfaces Setting Up the Communications Port You must establish communication between your printer and computer. To do this, you define your communications port in the operating system you are using. Setting Up the Communications Port 1 Do one of the following: For Windows NT 4.0 a Click Start, and then click Settings. b Click Control Panel. c From the Control Panel dialog, double-click the Ports icon. The Ports dialog appears. d Select the port you want to configure, and then click Settings. For all other Windows operating systems a Click , or click Start and then click Run. b In the Start Search or Run box, type devmgmt.msc, and then press Enter. The Device Manager opens. c Expand the list of ports, and then double-click the port you want to configure. 2 Configure the following settings to match your printer by filling out the fields: • Bits per second (unavailable in Windows NT 4.0) • Data bits • Parity • Stop bits • Flow Control Note: For Flow Control, select Hardware if you want DTR protocol or Xon/ Xoff for Xon/Xoff protocol. 3 Click OK.