Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Tenda NVR N3L-8H 4K 8CH Network Video Recorder. Please read this manual thoroughly before using the device to ensure proper setup and functionality. The Tenda N3L-8H supports up to 8-channel 8MP/4K network camera inputs, 4-channel 1080p decoding, and up to 10TB HDD storage.

Image: Tenda N3L-8H NVR device highlighting 4K Ultra HD capabilities.
Qu'y a-t-il dans la boîte
Vérifiez que tous les éléments sont présents dans le colis :
- Tenda N3L-8H 8 Channel Non-PoE NVR
- Adaptateur secteur
- Souris USB
- Vis pour l'installation du disque dur
- Guide d'installation rapide

Image: Unpacked contents of the Tenda N3L-8H NVR box.
Guide d'installation
Follow these steps to set up your Tenda NVR N3L-8H.
1. Installation du disque dur
The NVR supports up to 10TB HDD (not included). Install the hard drive before initial setup.
- Dévissez les vis du couvercle inférieur du NVR.
- Retirez délicatement le couvercle pour exposer les composants internes.
- Insert the hard disk drive into the designated slot, ensuring it connects properly to the SATA interface.
- Fix the hard disk drive securely with the provided screws.
- Reinstall the cover and fasten the screws.

Image : Intérieure view of the NVR with the hard drive installed.
2. Connexions initiales
Connect the necessary peripherals to the NVR.
- Connect the USB mouse to one of the USB ports on the NVR.
- Connectez un moniteur au NVR à l'aide d'un câble VGA ou HDMI.
- Connect the NVR to your network router or switch using an Ethernet cable.
- Plug the power adapter into the NVR's power input and then into an electrical outlet.

Image: Rear panel of the NVR with various connection ports.
3. Connexion de la caméra
Connect your IP cameras to the network for the NVR to detect them.
- Ensure your network switch is connected to the internet.
- Connect your IP cameras to the network switch using Ethernet cables.
- Power on all connected cameras.
- Power on the NVR. It will automatically search for and connect to compatible cameras on your network.

Image: Connection diagram for the NVR, switch, and cameras.
4. Activation de l'appareil
Upon first boot, you will need to activate the NVR.
- Utilisez la souris connectée pour naviguer dans les instructions à l'écran.
- Set a strong password for the NVR. The password should be 8 to 32 characters, including at least two types of characters (numbers, uppercase, lowercase, special characters).
- Complete the unlock pattern settings as prompted.
- Configure network settings (DHCP is usually enabled by default) and cloud settings.
Guide vidéo d'installation et de connexion
Video: A comprehensive guide demonstrating the unpacking, hard drive installation, physical connections, and initial activation process for the Tenda N3L-8H NVR.
Mode d'emploi
Learn how to use the core features of your Tenda NVR.
1. Vivre View
Once activated and connected, the NVR will automatically display a live preview from your connected cameras on the monitor.
2. Playback Recordings
À view enregistré footage, click the 'Playback' button on the NVR interface. You can select channels and navigate through the timeline to review événements.
3. Remote Monitoring (TDSEE App)
The TDSEE App allows you to monitor your security system remotely from your mobile device.
- Download and install the TDSEE App on your smartphone.
- Scan the QR Code found on the Cloud Service page of your NVR's interface to bind the device to your app.
- Once bound, you can preview monitoring videos, view playback recordings, and receive real-time alarm notifications directly on your phone.

Image : Télécommande viewing of camera feeds via the TDSEE mobile application.
Entretien
Un entretien approprié garantit la longévité et les performances optimales de votre système NVR.
1. Data Safety and Storage
The Tenda NVR N3L-8H includes features to protect your recorded data:
- Bad Sector Isolation: L'intelligent file storage system automatically detects, identifies, and skips bad sectors on your hard drive to prevent data corruption and loss.
- Sauvegarde USB : Utilize the USB backup feature to regularly save your video data to an external storage device.
- Compression vidéo H.265+ : This advanced compression technology saves storage space while maintaining high video quality, allowing for more recordings on your HDD.

Image: Visual representation of HDD Bad Sector Isolation.

Image: H.265+ video compression efficiency with 10TB HDD support.
Dépannage
If you encounter issues with your Tenda NVR, refer to the following common troubleshooting steps.
- Compatibilité caméra : The NVR supports Tenda IT7/IC7 Series Cameras and cameras from other brands that support the ONVIF protocol. Ensure your cameras meet these specifications. If using third-party cameras, verify ONVIF is enabled on the camera and check for specific compatibility notes.
- Mises à jour du micrologiciel : Ensure your NVR is running the latest firmware version. Check the official Tenda website for available updates for your specific hardware version. Firmware updates can resolve compatibility issues and improve performance.
- Connectivité réseau : Verify all Ethernet cables are securely connected. Ensure the NVR and cameras are on the same network segment and have valid IP addresses. Check your router settings if experiencing internet connectivity issues for remote viewing.
- Hard Drive Detection: If the hard drive is not detected or recording fails, ensure it is correctly installed and securely connected to the SATA interface. Power cycle the NVR after checking connections.
- Web Interface/App Access: If you cannot access the NVR via the web interface or TDSEE app, ensure the NVR has internet access (if required for remote features) and that the correct IP address or cloud ID is being used. Restarting the NVR and your network equipment can often resolve temporary connectivity glitches.
Spécifications du produit
Detailed technical specifications for the Tenda NVR N3L-8H.
| Fonctionnalité | Spécification |
|---|---|
| Nom de marque | Tenda |
| Poids de l'article | 2.35 livres |
| Dimensions du produit | 7.87 x 7.87 x 1.89 pouces |
| Numéro de modèle de l'article | Tenda N3L-8H NVR |
| Technologie de connectivité | HDMI, VGA |
| Appareils compatibles | Caméra |
| Capacité de stockage de la mémoire | 10 To (disque dur non inclus) |
| Network Camera Inputs | Up to 8-CH 8MP/4K |
| Capacité de décodage | Jusqu'à 4 canaux 1080p |
| Bandwidth (Incoming/Outgoing) | Jusqu'à 60 Mbps |
| Compression vidéo | H.265+, H.265, H.264 |
Garantie et assistance
Les détails spécifiques de la garantie sont généralement fournis avec l'emballage de votre produit ou sur le site officiel du fabricant. website. For technical support, product registration, or to inquire about warranty services, please visit the official Tenda support website or contact their customer service. Keep your purchase receipt and product serial number handy for any support inquiries.