B&B Electronics ESU2-400 - Manual - Manual (Page 18)

Making external connections USB-to-Serial Adapter User’s Manual
Page 14 Rev 1.01 (February 2007)
Testing DB-9 serial ports in HyperTerminal
This section explains how to test the functionality of your USB-to-
Serial adapter using Hyperterminal for RS-232 ports and RS-422/485
ports.
An RS-232 loopback connector is included with the USB-to-Serial
adapter. For MEI models, an RS-422/485 loopback is also included.
Running Hyperterminal
Step Procedure Description

Step 1 Attach the loopback connector to the DB-9
connector.
Be sure to use the correct loopback
connector for RS-232 or RS-422/485.

Step 2 Launch HyperTerminal. In Windows, select Programs/
Accessories/ Communications/
HyperTerminal.

Step 3 Create a new session. When prompted, give the session any
name you wish.

Step 4 Select the COM # associated with port 1
from the drop down list.
You are now set up to test the first serial
port.
Note: Leave all settings at default.

Step 5 With the session open, type any text. If the text you type is echoed on the
screen, the port is functioning properly.

Step 6 Close the session.

Step 7 Repeat steps 3 through 6 for each serial
port.
If the text you type is echoed on the
screen, the port is functioning properly.