Toshiba Tecra 9000 User Guide - Page 133
Determining the COM port, Windows 2000 opens the Control Panel.
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133 Exploring Your Options Exchanging data with another computer ❖ An Internet Service Provider (ISP) or online service if you plan to use the Internet Determining the COM port Your modem is connected to one of the computer's COM (communications) ports. The default setting for the modem is COM2. The following procedure is intended to support you if you need to either upgrade your modem or reset the port to the default settings. DEFINITION: Although the terms are often used interchangeably, the serial port and COM port are really two different things. The serial port is the physical port on the back of the computer. The COM port is a unique identifier the computer uses to communicate with the serial port or other serial devices. If you're having trouble connecting through the modem, you may need to determine the current COM port name and possibly change it. To find out which port your modem is connected to: 1 Click Start, point to Settings, and click Control Panel. Windows 2000 opens the Control Panel. 2 Double-click Phone and Modem Options. Windows 2000 displays the Phone and Modem Options Properties dialog box. 3 Click the Modems tab. Your modem should be listed next to one of the computer's COM ports. 4 Make a note of the COM port number.