Following is a list of the more common support topics. To access the full library of service and support information, select a category at left. Update PM5 Firmware Learn how to use your Performance Monitor: PM3 | PM4 | PM5 Find a part for your indoor rower or SkiErg: Model C | Model DModel E | Dynamic | SkiErg Connect your smart phone to your Performance Monitor Upload meters to your online logbook with the Concept2 Utility Connect your machines for racing