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5
Connecting
Checking for RS-232 serial support
Although not as fast (maximum data transfer rate of 115 kb per second), an RS-
232 serial connection is supported by the vast majority of computers. The serial
port option is available on WINDOWS 95, WINDOWS 98, and WINDOWS NT
4.0 Operating Systems.
RS-232 connectors are the standard ports located on the back of the computer.
They are usually labeled A and B.
To determine if your computer supports an RS-232 serial connection
(WINDOWS 95, WINDOWS 98):
1 Right-click the My Computer icon.
2 Click on Properties in the pop-up menu.
3 Click the Device Manager tab.
4 Double-click on the Ports device in the displayed list.
5 Verify that there is at least one Communication Port.
If at least one Communications Port is present, your computer supports an
RS-232 Serial connection.
To determine if your computer supports an RS-232 serial connection
(WINDOWS NT 4.0):
1 Click Start ➔ Settings ➔ Control Panel
2 Click on Ports.
3 Click the Device Manager tab.
4 Verify that there is at least one Communication Port.
If at least one Communication Port is present, your computer supports an
RS-232 Serial connection.
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