My Sonicare DiamondClean Smart lights up orange/purple
The bottom of your Sonicare DiamondClean Smart toothbrush has a light ring. This is a guided brushing feature. Find out what the colors mean.
The bottom of my Sonicare handle lights up orange
The amber or orange color is telling you to replace your brush head. This is based on the smart brushing experience.
The bottom of my Sonicare handle lights up purple
If you put too much pressure on your Philips Sonicare DiamondClean Smart while brushing, the bottom of the toothbrush will light up purple. Try brushing your teeth with less pressure.