1. Einleitung
The Philips Sonicare DiamondClean Smart 9300 electric toothbrush is designed to provide advanced oral care. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your device to ensure optimal performance and longevity.

Image: Philips Sonicare DiamondClean Smart 9300 Electric Power Toothbrush in black, shown with its charging glass, a travel case, and a smartphone displaying the Sonicare app interface.
2. Lieferumfang
- Philips Sonicare DiamondClean Smart 9300 Handle (Black)
- Brush Head(s) (specific types may vary)
- Charging Glass
- Reisekoffer
- USB Charging Cable (for travel case)
- Benutzerhandbuch (dieses Dokument)

Image: The Philips Sonicare DiamondClean Smart 9300 electric toothbrush, two additional brush heads, the charging glass, and the premium travel case, illustrating the complete package contents.
3. Einrichtung
- Charge the Handle: Place the toothbrush handle into the charging glass. Connect the charging glass to a power outlet. The battery indicator lights will illuminate to show charging progress. Allow 24 hours for a full initial charge.
- Bürstenkopf anbringen: Richten Sie den Bürstenkopf an der Metallachse des Griffs aus und drücken Sie ihn fest nach unten, bis er einrastet.
- Download the Sonicare App (Optional): For personalized coaching and real-time feedback, download the Philips Sonicare app from your device's app store and follow the on-screen instructions to pair your toothbrush via Bluetooth.

Bild: Eine Nahaufnahme view of the black Philips Sonicare DiamondClean Smart 9300 handle with a brush head securely attached, ready for use.
4. Bedienungsanleitung
The DiamondClean Smart 9300 offers multiple modes and intensity settings for a customized brushing experience.
Putzmodi:
- Sauber: For daily superior cleaning.
- Weiß+: For removing surface stains.
- Zahnfleischgesundheit: Gently cleans gums and improves gum health.
- Tiefenreinigung+: Für eine belebende Tiefenreinigung.
The toothbrush features smart brush head mode pairing technology, automatically selecting the optimal mode and intensity level for the attached brush head.
Intensitätseinstellungen:
Choose from 3 intensity settings (low, medium, high) to suit your comfort level. Press the intensity button to cycle through the options.
Drucksensor:
A visual pressure sensor alerts you if you are brushing too hard, helping to protect your teeth and gums from excessive pressure.

Image: A hand demonstrating the controls on the Philips Sonicare DiamondClean Smart 9300 handle, highlighting the power button and mode/intensity selection buttons.
Using the Sonicare App:
Connect your toothbrush to the Sonicare app for real-time feedback on your brushing technique, including coverage, scrubbing, and pressure. The app provides personalized coaching to help you improve your oral hygiene habits.
Video: An official Philips Sonicare video demonstrating the features of the DiamondClean Smart toothbrush, including its smart sensors and app connectivity for personalized brushing guidance.
5. Wartung
Austausch des Bürstenkopfes:
Replace your brush head every 3 months, or sooner if the bristles are splayed or worn. The toothbrush may provide a customized reminder for replacement.
Reinigung:
- After each use, rinse the brush head and bristles thoroughly.
- Wischen Sie den Griff mit Werbung abamp Tuch.
- Clean the charging glass and travel case as needed.
6. Fehlerbehebung
- Zahnbürste lässt sich nicht einschalten: Ensure the battery is charged. Place the handle in the charging glass for at least 24 hours.
- Verminderte Bürstenleistung: The brush head may be worn. Replace the brush head. Ensure the brush head is securely attached.
- Drucksensor aktiviert sich ständig: You may be applying too much pressure. Adjust your brushing technique to a lighter touch.
- Probleme mit der App-Verbindung: Ensure Bluetooth is enabled on your smartphone and the toothbrush is within range. Restart both the app and the toothbrush if issues persist.
7. Spezifikationen
| Modellnummer | HX9903/11 |
| Technische Daten | 4.37 x 6.85 x 9.92 Zoll |
| Artikelgewicht | 1 Kilogramm (2.2 Pfund) |
| Stromquelle | Batteriebetrieben (1 A-Batterie im Lieferumfang enthalten) |
| Betriebsmodus | Elektrisch |
| Anzahl der Einstellungen | 4 Brushing Modes, 3 Intensity Levels |
| Besondere Merkmale | Pressure Sensor, Smart Brush Head Mode Pairing, App Connectivity |
| Griffmaterial | Plastik |
| Borstenmaterial | Nylon |
| Farbe | Old Black |
8. Garantie und Support
Informationen zur Garantie und zum Kundendienst finden Sie auf der offiziellen Philips Sonicare-Website. webBesuchen Sie die Website oder kontaktieren Sie direkt den Kundenservice. Bewahren Sie Ihren Kaufbeleg für eventuelle Garantieansprüche auf.
Hersteller: Philips Sonicare
Datum der Erstveröffentlichung: 26. März 2017
Weitere Unterstützung finden Sie unter Philips Sonicare Store.