Lexmark Optra Se 3455 User's Guide (7.1 MB) - Page 222
Tri-Port Option, Parallel 1284-C Adapter Option, Infrared Adapter
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Caring for Your Printer Problem Option does not operate correctly after it is installed. Action Tri-Port Option: The connection is made by plugging the card into a connector on the printer system board. See "Tri-Port Interface Option Card" on page 310. Check that it is securely connected. For Macintosh users: • Make sure the host computer is set to LocalTalk. • If you are using a phone wire connection, a terminator plug must be used. Parallel 1284-C Adapter Option: The connection is made by plugging the card into a connector on the printer system board. See "Parallel 1284-C Adapter Option Card" on page 311. Check that you have the correct cable and that it is securely connected. Turn the printer power On (|) and verify the installation. If the printer does not recognize that the option is installed, call for service. Infrared Adapter: If infrared communication stops or does not occur, check the following: • Communication distance: The distance between the two infrared ports should be 1 meter (39 in.) or less. If communication does not occur between ports, move the ports closer together. • Make sure both ports are stable. Make sure the computer is on a level surface. • Make sure the angle of communication which is the angle between the two infrared ports and the level surface below the devices is within 15 degrees of either side of an imaginary line drawn between the two infrared ports. • Make sure there is no bright light, such as, direct sunshine or bright lights interfering with communication. • Make sure no objects are placed between the two infrared ports. Solving Printer Problems 206 Solving Printer Problems