1. Introducció
The Alarm.com ADC-VDB770 Video Doorbell provides advanced monitoring capabilities for your home's front entrance. This device integrates seamlessly with Alarm.com security systems, offering high-definition video, two-way audio communication, and intelligent video analytics. This manual provides essential information for the installation, operation, and maintenance of your video doorbell.
2. Característiques del producte
- Expansive 150° Vertical Field of View (FOV): Monitor the entire doorway area with a wide perspective.
- Full HD Video Resolution: Captura imatges clares i detalladestage.
- HDR (alt rang dinàmic): Enhanced video quality in varying lighting conditions.
- Visió nocturna IR: Clear visibility even in low-light or nighttime environments.
- Analítica de vídeo: Intelligent detection of people and activity.
- Live Video & Saved Clip Viewing: Accés a menjar en temps realtage i review recorded events via the Alarm.com app.
- Àudio bidireccional: Comunica't amb els visitants a la teva porta des de qualsevol lloc.
- Connectivitat Wi-Fi: Seamless integration with your home network.
3. Què hi ha a la caixa
Upon unboxing your Alarm.com ADC-VDB770 Video Doorbell, verify that all components are present. The standard package typically includes:
- Alarm.com ADC-VDB770 Video Doorbell Unit
- Suport de muntatge i cargols
- Wiring Harness/Connectors
- Installation Guide (often a quick start guide)
Note: Specific contents may vary. Refer to your product packaging for a precise list.

Imatge 3.1: Frontal view of the Alarm.com ADC-VDB770 Video Doorbell, showing the camera lens, speaker, microphone, and illuminated doorbell button.
4. Configuració i instal·lació
The ADC-VDB770 Video Doorbell is designed for outdoor use and typically replaces an existing wired doorbell. Professional installation is recommended, especially if you are unfamiliar with electrical wiring. The device uses existing doorbell wiring and connects via Wi-Fi.
4.1 Comprovacions prèvies a la instal·lació
- Ensure your existing doorbell wiring provides adequate power (typically 16-24 VAC).
- Confirm strong Wi-Fi signal strength at the installation location.
- Download the Alarm.com app on your smartphone or tablet.
4.2 Cablejat i muntatge
- Apagueu l'alimentació: Before beginning, turn off power to your existing doorbell at the circuit breaker.
- Treure el timbre antic: Disconnect and remove your existing doorbell button.
- Install chime module (if required): Some installations may require a chime module to be installed in your indoor chime box. Follow the instructions provided with the module.
- Connecteu el cablejat: Connect the existing doorbell wires to the terminals on the ADC-VDB770 mounting bracket.
- Muntar el timbre de la porta: Secure the mounting bracket to the wall using the provided screws. Attach the ADC-VDB770 unit to the mounting bracket.

Image 4.1: The Alarm.com ADC-VDB770 Video Doorbell, illustrating its design for wall mounting.
4.3 Network Connection and Setup
- Restaurar l'energia: Turn the power back on at the circuit breaker. The doorbell will power on and indicate its status.
- Open Alarm.com app: Launch the Alarm.com app on your smartphone or tablet.
- Afegeix un dispositiu: Follow the in-app instructions to add a new video device. The doorbell supports AP mode (built-in Wi-Fi) for easy setup.
- Configura la configuració: Customize motion detection zones, notification preferences, and video recording settings within the app.
For detailed, step-by-step installation videos and guides, refer to the official Alarm.com support resources or consult your security system provider.
5. Instruccions de funcionament
Once installed and configured, the ADC-VDB770 Video Doorbell provides continuous monitoring and interactive features through the Alarm.com app.
5.1 Viu View i àudio bidireccional
- Open the Alarm.com app and navigate to the video doorbell section.
- Tap on the doorbell feed to view live video from your front door.
- Use the microphone icon to enable two-way audio and speak with visitors.
5.2 Detecció de moviment i alertes
- The doorbell uses motion detection to identify activity at your door.
- You will receive push notifications on your smartphone when motion is detected or the doorbell button is pressed.
- Customize motion zones and sensitivity settings in the Alarm.com app to reduce false alerts.
5.3 Recorded Video Clips
- Events such as doorbell presses or motion detection trigger video recordings.
- Accés i review these saved clips within the Alarm.com app.
6. Manteniment
Regular maintenance ensures optimal performance and longevity of your video doorbell.
- Netegeu la lent: Periodically wipe the camera lens with a soft, damp cloth to remove dust, dirt, or smudges that may affect video clarity. Avoid abrasive cleaners.
- Comproveu si hi ha obstruccions: Ensure no plants, decorations, or other objects are blocking the camera's field of view or the motion sensor.
- Actualitzacions de programari: Keep your Alarm.com app and doorbell firmware updated to benefit from the latest features and security enhancements. Updates are typically managed through the Alarm.com platform.
- Font d'alimentació: Verify that the doorbell is receiving consistent power. Fluctuations can affect performance.
7. Solució De Problemes
If you encounter issues with your ADC-VDB770 Video Doorbell, refer to the following common troubleshooting steps:
7.1 No Power / Device Offline
- Comproveu l'interruptor: Ensure the power to your doorbell circuit is turned on.
- Verifiqueu el cablejat: Confirm that all wiring connections are secure and correct. Loose connections can cause power interruptions.
- Transformador Voltage: Ensure your doorbell transformer provides adequate voltage (16-24 VAC).
7.2 Poor Video Quality / Connectivity Issues
- Intensitat del senyal Wi-Fi: Check the Wi-Fi signal strength at the doorbell's location using the Alarm.com app. If signal is weak, consider a Wi-Fi extender or repositioning your router.
- Interferència del router: Ensure your Wi-Fi router is not obstructed or too far from the doorbell. Other wireless devices can cause interference.
- Neteja la lent: A dirty lens can significantly degrade video quality. Refer to the Maintenance section.
7.3 Slow App Response / Delayed Notifications
- Velocitat d'Internet: Ensure your home internet connection is stable and has sufficient upload/download speeds.
- Actualitzacions de l'aplicació: Make sure your Alarm.com app is updated to the latest version.
- Reinici del dispositiu: Power cycle the doorbell by turning off the circuit breaker for 30 seconds and then turning it back on.
7.4 Doorbell Button Not Responding
- Comproveu el cablejat: Verify the button's wiring connections are secure.
- Mòdul de timbre: If a chime module is installed, ensure it is correctly wired and functioning.
If these steps do not resolve the issue, contact your Alarm.com service provider or technical support for further assistance.
8. Especificacions

Imatge 8.1: Pro lateralfile of the Alarm.com ADC-VDB770 Video Doorbell, highlighting its compact design.
| Característica | Especificació |
|---|---|
| Número de model | ADC-VDB770 |
| Ús interior/exterior | A l'aire lliure |
| Dispositius compatibles | Smartphone, tauleta |
| Font d'alimentació | Wired (requires existing doorbell wiring) |
| Protocol de connectivitat | Wi-Fi |
| Tipus de muntatge | Muntatge de paret |
| Resolució de captura de vídeo | 1080p |
| Color | Blanc |
| Viewangle ing | 150 graus |
| Nivell de resistència a l'aigua | Resistent a l'aigua (IP54) |
| Dimensions de l'article (L x A x A) | 1.5 x 1.7 x 5 polzades |
| Pes de l'article | 1.04 lliures (0.47 quilograms) |
| Tecnologia de poca llum | Night Color, Infrared |
| Tipus d'alerta | Només moviment |
| Capacitats d'enregistrament audiovisual | Àudio bidireccional |
| UPC | 850010773094 |
9. Garantia i Suport
For warranty information, please refer to the documentation provided with your purchase or contact your Alarm.com service provider. Warranty terms typically cover manufacturing defects for a specified period.
For technical support, installation assistance, or service inquiries, please contact your authorized Alarm.com dealer or visit the official Alarm.com support website. Ensure you have your device model number (ADC-VDB770) and any relevant account information ready when seeking support.







