Do you see your ActivBoard listed in the ActivManager control panel at all under the ‘Hardware’ tab?
Also, please ensure that you are using the latest driver (version 5.10.14). This can be downloaded from article 10902 on http://www.PrometheanKB.com.
If you are still experiencing issues I would recommend contacting Promethean Technical Support directly for further investigating and troubleshooting.
Case 00484696 has been created should you need to contact us directly about this issue.