6.1 - Problem Solving
If you are having problems with your Keyspan USB to Serial Adapter in Mac OS, please read
the following instructions to assist you in troubleshooting your Keyspan adapter.
Hardware Troubleshooting
Step 1
-
Use the Keyspan Serial Assistant
Launch the
application. When you open the
application, the 'Serial Adapter Status' text box will report 'Driver and USA-28X Device found
OK' or '...Renumerating...Done'. These messages indicate the Keyspan adapter software and
hardware are installed properly.
If you do not receive either of these messages, please contact
for further
assistance.
Otherwise, skip ahead to Step 2.
Software/Serial Device Troubleshooting
Step 2
-
Check The Physical Connections
Make certain that your serial device is powered on and is properly connected to the Keyspan Serial
Adapter.
Proceed to Step 3 ...
Step 3
-
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, does it display the Keyspan USB Twin
Serial Adapter port name(s)?
Keyspan:USB Twin Serial Adapter for Mac OS-v1.9 User Manual
This User Manual applies to the Keyspan USB Twin Serial Adapter Software for Mac OS.
(rev 02may12JA)
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