How to check the firmware version of the Nonin 3150 oximeter

To check the firmware version on your oximeter: 

• Turn on the oximeter by pushing the grey activation button in the top left corner (hold it down for approximately 2-3 seconds): 

• As soon as the oximeter turns on, it flashes immediately the firmware version of the oximeter: 

For further information please contact support@noxmedical.com