Keyspan USA-49WG - Manual (Page 14)

14
6.1 – Problem Solving
If you are having problems with your Keyspan USB to Serial Adapter, please read the following instructions to assist
you in troubleshooting.
Hardware Troubleshooting
Step 1 – Use the Keyspan Serial Assistant.
Launch the Keyspan serial Adapter application. When you open the Keyspan serial Assistant application, the ‘Adapter
Status’ tab will show your Keyspan adapter, its COM port numbers (COM1, COM2, etc.) and its COM port status (IDLE
or BUSY).
Software/Serial Device Troubleshooting
Step 1 – Check the Physical Connections.
Make sure that your serial device is powered on and is properly connected to the Keyspan Serial Adapter.
Step 2 – Check Your Serial Device’s Software Configuration.
Check to see if your serial device’s software is configured to use the Keyspan port. Please refer to your serial device’s
documentation for instructions on how to select/switch/configure a serial port in that software.
Once you’ve found your software port configuration screen, it should display the Keyspan USB 4-Port Serial Adapter
COM port number.