Yes, Xencelabs has created an application to test your Pen Tablet to ensure it works correctly. And it is communicating with your pens. It is called the Diagnostics application, and it resides in the Settings program. it is
Before you start testing your Pen Tablet, you will want to make sure that it is connected, and you can see it in the  Device window.
To open the  Diagnostics application, click Gear in the upper-right hand corner of the Settings program.
 Then select Diagnostics from the list.
There is a lot of information on this screen the area we are going to concentrate on is located at the bottom.
 When you press the top center-left button on the Pen Tablet, a 1 will appear in the Button Code row.
There should be no lag. Once you release the button, 0 is displayed.
As you press the other buttons, you will see their respective Button Codes display, and like the first button, once you release it, 0 will immediately be displayed.
 System Version: This shows the operating system and version you are using.
Driver Version: This shows the Xenelabs Driver version you have installed.
If any of the buttons are not displayed correctly, or they are sticking. Please reach out to Xencelabs Customer Care from support.xencelabs.com or by sending an email to firstname.lastname@example.org