Click the SMART Response icon 
in the Windows notification area or Mac menu bar.
SMART Response Help
Setting Up SMART Response > Connecting the Receiver and Activating SMART Response >
If you have connected the receiver and created a SMART Teacher file, you're ready to start a class session. You can check the receiver's communication status at any time using the following procedure.
Click the SMART Response icon in the Windows notification area or Mac menu bar.
A message appears below the Configure Hardware heading indicating how many receivers are connected.
Click the icon below the Configure Hardware heading.
Teacher Tools starts.
Click the Devices button in the left column.
The Devices window appears showing a status message.
If a "Your SMART Response receiver is connected and working" message appears, the SMART Response receiver is connected and communicating with the SMART Response software. The receiver name appears below the Devices button.
Click My Receiver to display the classroom name and the make, model and hardware ID (MAC address) of the receiver.
OR
If a "Your SMART Response receiver is not connected" message appears, the SMART Response receiver isn't connected or isn't working properly. The receiver name doesn't appear below the Devices button.
Check the receiver connections or repeat the receiver installation.