2810 HD/20 (250-3551) Mouse or Other Serial Device Faxback Doc. # 1812 You can connect a Serial Mouse (25-2001), Fax/Modem (25-3532), Internal 2400 BPS Modem (25-3525), or other serial device to your computer's built- in serial port. 1. Prepare the serial device according to its user's guide. 2. Turn off your computer. 3. Press down the hinged cover to open the serial/parallel/RGB port compartment. 4. Connect your serial cable's DB-9 connector to the connector in the port compartment labeled SERIAL. Note: To operate a serial device with the computer, see "Changing Your Computer's Functions" in this manual for information about setting the computer's serial port. (jej-05/10/94)