This website is intended to help you navigate and resolve 3M™ Prevena™ Therapy System alerts.
Switch Unit
3M™ Prevena™ Plus 125 Therapy Unit
One beep, one solid yellow light
Two beeps, one solid yellow light
Low: One slow beep, one solid yellow light Critical: One beep, repeating rapidly, increasing volume, two solid yellow lights
One Beep, repeating rapidly, increasing in volume, two solid yellow lights
Three lights show life cycle is up. There will be a repeated beep for 15 seconds and then the unit will shut off