If you apply the latest firmware revision to the HDV series phone & bring it fully up to date you'll then have access to "System>>Advanced" controls in the UI to configure missed calls and message waiting notification.
Firmware & updated user guides http://panasonic.net/
Screen shot below:
Was this article helpful?
That’s Great!
Thank you for your feedback
Sorry! We couldn't be helpful
Thank you for your feedback
Feedback sent
We appreciate your effort and will try to fix the article