Troubleshooting and support
Philips Sonicare DiamondClean Smart Sonic electric toothbrush with app
HX9901/14
HX992B
Selected colour
Black
Register your product
Get your extended warranty
Register within 90 days after purchase and get an extended warranty (conditions may apply).
Manuals and Documentation
- User manual PDF file, 3.2 MB
06 October 2021 - User manual PDF file, 3.2 MB
06 October 2021 - User manual PDF file, 3.2 MB
06 October 2021 - User manual PDF file, 3.2 MB
06 October 2021 - User manual PDF file, 3.2 MB
06 October 2021 - User manual PDF file, 3.2 MB
06 October 2021 - User manual PDF file, 3.2 MB
06 October 2021 - User manual PDF file, 3.2 MB
06 October 2021 - User manual PDF file, 2.4 MB
27 October 2020 - User manual PDF file, 2.4 MB
27 October 2020 - Eco passport PDF file, 134.3 kB
25 October 2020 - Localised commercial leaflet PDF file, 548.5 kB
23 December 2024
Frequently Asked Questions
- What do the battery status lights indicate on my Sonicare toothbrush?
- Can I replace the battery of my Sonicare toothbrush?
- Can I sync the Sonicare app with the Apple Health app?
- Do I need an Alexa device to reorder replacement brush heads for my Sonicare?
- How do I reorder Sonicare replacement brush heads with Alexa?
- How do I change the intensity settings on my Sonicare toothbrush?
- Which devices are compatible with the Sonicare App/Sonicare for Kids App?
- How does the pressure sensor feedback work on my Sonicare toothbrush?
- What are the brushing modes for my Sonicare toothbrush?
- How do I disable the Sonicare brush head reordering service?
- How does the brushing guidance work in the Sonicare app?
- How can I recycle my Philips Sonicare Toothbrush?
- Can I use my Sonicare charger with other toothbrushes?
- How do I enable or disable the pressure sensor on my Sonicare?
- How do I charge my Sonicare toothbrush?
- Can I use my Philips Sonicare Toothbrush in the shower?
- Which brush head fits my Sonicare toothbrush?
- How do I register my Sonicare toothbrush?
- In which countries is the Sonicare app available?
- How to clean my Philips Sonicare toothbrush?
- How do I brush my teeth using the Sonicare app?
- How do I connect my toothbrush to the Sonicare app?
Parts and Accessories
- £29.99*
-
Philips Sonicare
Charging stand
CRP246/01
-
Philips Sonicare
Charging glass
CP1722/01
* Suggested retail price
Troubleshooting & repair
Is your product not working as it should? Find the solution here.
Choose subject
Warranty and service
Check the terms of your warranty and start a product exchange or repair Contacting Philips
We are happy to help you
Suggested products
We guarantee quality for lasting peace of mind
We give products a second chance with refurbishment*
We help you replace parts instead of products*
We take responsibility for our impact
* Applicable only for Personal Care, Mother&Child Care and Household products
- Other business solutions
- Other business solutions
- Lighting
- Automotive
- Hearing solutions More
- Stay up-to-dateStay up-to-date
-
Select country/region
United Kingdom (English)
© Koninklijke Philips N.V., 2004 - 2025. All rights reserved.