1. Producto terminadoview
The Lorex D871A81B is a 4K 8-Channel Wired Digital Video Recorder (DVR) designed for comprehensive security surveillance. This DVR supports advanced features such as Smart Motion Detection, Face Detection, Face Recognition, Active Deterrence, Privacy Masking, and Virtual Fence (Perimeter Protection). It integrates with smart home systems and offers voice recognition for hands-free control. The unit includes a 1TB security-grade hard drive for reliable 24/7 recording, with expandability up to 8TB, ensuring your data remains private and secure without recurring cloud storage fees.

Imagen 1.1: Frente view of the Lorex D871A81B 4K 8-Channel Wired DVR, showing the Lorex logo, status indicators, and a USB port.
2. ¿Qué hay en la caja?
Verifique que todos los componentes estén presentes antes de comenzar la instalación:
- Recorder (Lorex D871A81B DVR)
- Adaptador de corriente
- Cable HDMI
- Guía de inicio rápido
3. Configuración
Follow these steps to set up your Lorex D871A81B DVR system:
- Conectar cámaras: Connect your wired security cameras to the BNC video input ports on the back of the DVR. For IP cameras, connect them to your network and ensure they are discoverable by the DVR.
- Conectarse a un monitor: Use the included HDMI cable to connect the DVR's HDMI output port to a monitor or TV.
- Conectarse a la red: Connect an Ethernet cable from the DVR's LAN port to your router or network switch for internet access and remote viewcapacidades de ing.
- Conectar el ratón USB: Plug the USB mouse (not included) into one of the USB ports on the DVR for navigation.
- Encendido: Conecte el adaptador de corriente a la entrada de alimentación del DVR y luego a una toma de corriente. El DVR se encenderá automáticamente.
- Configuracion inicial: Follow the on-screen prompts to complete the initial setup, including setting a password, date/time, and network settings.

Imagen 3.1: Trasera view of the Lorex D871A81B DVR, illustrating the various input/output ports for camera, network, and display connections.
4. Instrucciones de funcionamiento
This section outlines the primary operational features of your Lorex D871A81B DVR.
4.1. Grabación y reproducción
- The DVR is configured for continuous recording by default. Motion-activated recording can be configured in the system settings.
- A view comida grabadatage, access the Reproducción menu from the main interface. Use the date and time filters to locate specific events.
- Utilizar Búsqueda inteligente by selecting an area of interest on the screen to quickly find video footage showing changes in that area.
4.2. Smart Motion Detection & AI Features
- Detección de movimiento inteligente: Configures the system to only notify you of significant motion events, reducing false alarms.
- Face Detection and Recognition: Available on two channels, this feature identifies familiar faces and sends notifications only when recognized individuals are detected. Review captured faces and filter events via Smart Search.
- Detección de personas y vehículos: Available on all channels, this feature distinguishes between people, vehicles, and other moving objects, sending alerts only for relevant detections.
- Virtual Fence (Perimeter Protection): Create virtual boundary lines or areas. The system will notify you if these lines are crossed or areas are breached.
4.3. Remoto Viewcon la aplicación Lorex Home
Download the Lorex Home app on your smartphone or tablet to access your security system remotely. The app allows live viewing, playback of recordings, and control of camera features. Motion-activated push notifications will be sent directly to your device.
4.4. Enmascaramiento de privacidad
To prevent recording sensitive areas within a camera's field of view, activa el Enmascaramiento de privacidad feature. Draw a square around the desired spot(s) to exclude them from recording.
4.5. Botón de pánico
The panic button, located on the front of the recorder, can be pressed to activate lights and sirens on compatible Active Deterrence cameras, deterring potential intruders.
5. Mantenimiento
5.1. Gestión del disco duro
The DVR includes a 1TB security-grade hard drive. If more storage is required, the system supports expansion up to 8TB. Regularly back up important footage to external storage devices if needed.
5.2. Limpieza
Periodically clean the exterior of the DVR with a soft, dry cloth. Do not use liquid cleaners or aerosols directly on the unit. Ensure ventilation openings are clear of dust and obstructions.
5.3. Actualizaciones de firmware
Check the Lorex support website or the Lorex Home app for available firmware updates. Keeping your DVR's firmware up-to-date ensures optimal performance and access to the latest features and security enhancements.
6. Solución de problemas
If you encounter issues with your Lorex D871A81B DVR, refer to the following common solutions:
- Sin salida de vídeo:
- Asegúrese de que el cable HDMI esté conectado de forma segura tanto al DVR como al monitor.
- Verify the monitor is set to the correct input source (e.g., HDMI1, HDMI2).
- Check if the DVR's power adapter is properly connected and the unit is powered on.
- Sin imagen de cámara:
- Confirm that cameras are properly connected to the DVR's BNC ports or are correctly configured on the network for IP cameras.
- Asegúrese de que las cámaras reciban energía.
- Check camera settings within the DVR interface.
- Remoto ViewProblemas de ing:
- Verify the DVR is connected to the internet via an Ethernet cable.
- Asegúrese de que su teléfono inteligente tenga una conexión a Internet estable.
- Check the Lorex Home app for any error messages or connection status.
- Reinicie tanto el DVR como el enrutador.
- Problemas de grabación:
- Check the hard drive status in the DVR's system settings to ensure it is functioning correctly and has available space.
- Verifique los horarios de grabación y la configuración de detección de movimiento.
7. Especificaciones
| Número de modelo | D871A81B |
| Tecnología de conectividad | Ethernet |
| Dispositivos compatibles | Cámara |
| Capacidad de almacenamiento de memoria | 8 TB (Max. supported) |
| Hard Disk Size (Included) | 1TB |
| Número de canales | 8 |
| Entrada de vídeo | BNC, IP Input |
| Puertos USB totales | 1 |
| Compatibilidad con hogares inteligentes | Smart Home Compatible |
| Código Postal | 695529036847 |
8. Garantía y soporte
8.1. Garantía del producto
The Lorex D871A81B DVR comes with a Garantía de 1 años A partir de la fecha de compra. Esta garantía cubre defectos de materiales y mano de obra en condiciones normales de uso. Conserve su comprobante de compra para reclamaciones de garantía.
8.2. Soporte técnico
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please visit the official Lorex support website or contact Lorex customer service. Refer to the Quick Start Guide or Lorex websitio para información de contacto.