Sonicare DiamondClean Smart Sonic electric toothbrush with app

Personalized coaching, Smart brush head sensors, Smart brush head recognition, 4 modes, 3 intensities HX9903/30

Frequently Asked Questions

What do the symbols on my Philips Sonicare DiamondClean Smart mean?

Your Philips Sonicare DiamondClean Smart toothbrush comes with smart notifications and symbols to help you brushing. Intensity settings, pressure sensor, brush head replacement reminder and a battery indicator. Find out what these notifications and symbols mean.

Intensity settings

Your toothbrush has three different intensity levels: low, medium and high. Based on the brush head you attach, the intensity automatically changes. If you wish to change to a different intensity level, you can do so by pressing the mode button while the handle is on.

Philips Sonicare DiamondClean Smart intensity settings

Pressure sensor

If you apply too much pressure, the pressure sensor will notify you to indicate that you need to reduce the pressure. This notification is given in two different

  • You will notice a change in vibration
  • The light ring on the bottom of your handle will light up purple
Philips Sonicare DiamondClean Smart pressure sensor

Brush head replacement reminder

the brush head replacement reminder light reminds you to change your brush head. When the amber brush head replacement light starts blinking, you should replace your brush head. It is recommended to replace your brush heads every 3 months or when the bristles wear out.

Instructions to activate or deactivate the brush head replacement reminder:

  1. Place the handle in the plugged-in charger
  2. Press and hold the mode button and press the power button three times
  3. The handle will beep once when it is deactivated. The handle beeps twice when it is activated.
Philips Sonicare DiamondClean Smart brush head replacement reminder

Battery indicator

If the battery of your toothbrush is running low, the battery indicator will illuminate. Fully charge your Philips Sonicare DIamondClean Smart toothbrush for 24 hours.

Philips Sonicare DiamondClean Smart brush battery indicator

The information on this page applies to the following models: HX9903/30 , HX9957/61 , HX9957/38 , HX9924/37 , HX9924/36 , HX9924/35 , HX9924/34 , HX9903/33 , HX9903/32 , HX9903/31 , HX9903/61 , HX9924/61 , HX9954/56 , HX9984/08 , HX9984/48 , HX9984/28 , HX9984/19 , HX9957/51 , HX9903/01 , HX9903/11 , HX9903/21 , HX9903/41 , HX9924/01 , HX9924/11 , HX9924/21 , HX9924/41 , HX9945/01 , HX9985/01 , HX9985/41 , HX9985/21 , HX9985/11 , HX9945/08 , HX9985/08 , HX9985/18 , HX9985/28 , HX9985/48 . more less

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