1. Pwodwi souview
The NVR302A-16-4KS2/L is a Lite series Network Video Recorder designed for high-performance surveillance applications. It supports 4K resolution processing and H.265 encoding technology, offering excellent video quality and efficient storage. This NVR can function as edge, central, or backup storage, providing intuitive remote management and control. Its cost-effective and easy-to-install design makes it suitable for various environments, including public safety, transportation, and educational institutions. The NVR is compatible with numerous third-party devices and supports ONVIF 2.4 protocol for broad interoperability with IP cameras.
Karakteristik kle:
- New UI interface for an easier operation experience.
- Supports Smart H.265 / Smart H.264 video compression.
- P2P remote surveillance and video playback on mobile devices.
- 16-channel @ 720P (30FPS) self-adaptive decoding capability.
- Compatible with mainstream cameras supporting ONVIF and RTSP protocols.
- VGA/HDMI simultaneous video output, with a maximum HDMI resolution of 4K.
- Enables remote configuration and management of IPCs, including parameter settings, information acquisition, and batch upgrades for IPCs of the same model.
- Supports DHCP, HTTP, NTP, and DDNS protocols.
2. Pake kontni
Please check the package contents carefully upon unpacking. If any items are missing or damaged, contact your vendor immediately.
- Network Video Recorder (NVR) Unit
- Adaptè pouvwa
- USB sourit
- SATA Cables (for optional HDD installation)
- Gid Quick Start
- Note: This model does not include a pre-installed Hard Disk Drive (HDD). An HDD must be purchased separately for video storage.
3. Product Components and Interfaces
3.1 Panèl devan

Figi 3.1: Devan view of the NVR, showing indicator lights and control buttons.
The front panel of the NVR features various indicator lights for power, HDD activity, and network status, along with control buttons for navigation and quick operations. These indicators provide real-time status updates of the device.
3.2 Panèl dèyè

Figi 3.2: Dèyè view of the NVR, illustrating all input and output ports.
The rear panel provides all necessary connection ports for power, video output, audio, network, and alarm inputs/outputs. Refer to the diagram above for the location of each port.
- 1. Chanjman pouvwa: Toggles the NVR power On/Off.
- 2. DC 12V Power Input: Konekte ak adaptè kouran ki founi an.
- 3. Network Port: RJ45 port for connecting to your local area network (LAN).
- 4. VGA Port: Video Graphics Array output for connecting to a monitor.
- 5. Mic Out: Audio output for connecting to speakers or an audio system.
- 6. Mic In: Audio input for connecting a microphone.
- 7. HDMI Port: High-Definition Multimedia Interface output for connecting to a monitor or TV, supporting up to 4K resolution.
- 8. Port USB: For connecting a USB mouse, external storage, or for firmware upgrades.
- 9. Alarm Input/Output: Terminal block for connecting external alarm devices (sensors, sirens).
4. Inisyal Enstalasyon
4.1 Debalaj ak enspeksyon
- Carefully remove the NVR from its packaging.
- Inspect the unit for any signs of physical damage.
- Verify all accessories listed in Section 2 are present.
4.2 Enstalasyon Materyèl
- HDD Installation (Optional): If you plan to install an internal HDD, power off the NVR. Open the NVR casing, mount the HDD using the provided screws, and connect the SATA power and data cables. Close the casing byen fèm.
- Konekte Ekspozisyon: Konekte yon monitè nan pò HDMI oswa VGA NVR la.
- Konekte sourit: Plug the USB mouse into one of the NVR's USB ports.
- Konekte rezo: Connect an Ethernet cable from the NVR's Network Port to your router or network switch.
- Konekte pouvwa: Connect the DC 12V power adapter to the NVR's power input and then plug it into a power outlet.
- Pouvwa sou: Flip the Power Switch to the "ON" position.
4.3 First-Time Boot and Configuration
Upon the first boot, the NVR will guide you through an initial setup wizard. Follow the on-screen prompts to:
- Set up a strong password for the admin account.
- Konfigure paramèt dat ak lè.
- Konfigire paramèt rezo yo (DHCP rekòmande pou pifò rezo lakay yo).
- Initialize the HDD (if installed).
- Chèche pou and add IP cameras to the NVR.
5. Operasyon Enstriksyon
5.1 Navigasyon nan Entèfas Itilizatè a
Navigate the NVR's graphical user interface (GUI) using the connected USB mouse. Right-click anywhere on the live view screen to access the main menu. The main menu provides access to Live View, Playback, System Settings, Alarm, Network, Storage, and other configurations.
5.2 Viv View ak Lektur
- Viv View: Chwazi "An dirèk" View" from the main menu to see real-time feeds from connected cameras. You can switch between single-channel and multi-channel views.
- Lektur: Select "Playback" from the main menu. Choose the camera, date, and time to review anrejistre footage. Use the timeline and control buttons (play, pause, fast forward, rewind) to navigate recordings.
5.3 Anviwònman Anrejistreman
Access "Recording" settings from the main menu to configure recording schedules, motion detection, and other event-triggered recordings. You can set continuous recording, scheduled recording, or event-based recording for each camera.
5.4 Konfigirasyon Rezo
Under "Network" settings, you can configure IP addresses, port forwarding (if required for remote access without P2P), DDNS, and other network-related parameters. Ensure the NVR has a stable network connection for optimal performance and remote access.
5.5 Remote Access (P2P)
The NVR supports P2P (Peer-to-Peer) for easy remote access via a mobile application. Download the official mobile app (refer to the Quick Start Guide for app name) on your smartphone or tablet. Scan the NVR's QR code (usually found in the network settings or on a sticker on the device) to add the device and view live feeds or playback recordings remotely.
6. Antretyen
6.1 Swen Jeneral
- Keep the NVR in a cool, dry, and well-ventilated area.
- Avoid exposing the unit to direct sunlight, high temperatures, or excessive humidity.
- Netwaye deyò a avèk yon twal mou epi sèk. Pa sèvi ak pwodui netwayaj likid oswa ayewosòl.
- Ensure proper airflow around the unit to prevent overheating.
6.2 Mizajou Firmware
Tcheke dokiman ofisyèl manifakti a regilyèman websit pou mizajou firmwèr. Mizajou firmwèr yo ka amelyore pèfòmans, ajoute nouvo fonksyonalite, epi amelyore sekirite. Swiv enstriksyon ki vini ak pake mizajou firmwèr la ak anpil atansyon pou evite domaje aparèy la.
6.3 Sovgad Done
Regularly back up important video footage to external storage devices (e.g., USB flash drive, network storage) to prevent data loss. The NVR's interface provides options for exporting recorded video.
NAN. Depanaj
This section addresses common issues you might encounter. For more complex problems, please refer to the manufacturer's online support or contact technical assistance.
- Pa gen Sòti Videyo sou Monitè a:
- Check if the NVR is powered on and the power indicator light is active.
- Asire w ke kab HDMI/VGA a byen konekte ak NVR a ak monitè a.
- Verifye monitè a configuré sou sous antre ki kòrèk la (HDMI/VGA).
- Try a different monitor or cable to rule out faulty display equipment.
- Pa ka konekte ak rezo a:
- Ensure the Ethernet cable is properly connected to the NVR and the router/switch.
- Check the network indicator lights on the NVR and the router.
- Verify network settings in the NVR (IP address, subnet mask, gateway, DNS). Ensure DHCP is enabled on your router or manually assign a static IP within your network range.
- Rekòmanse NVR a ak routeur ou a.
- Kamera ki pa montre:
- Ensure IP cameras are powered on and properly connected to the network.
- Verify that the cameras are compatible with the NVR (ONVIF 2.4 protocol support).
- Check the IP addresses of the cameras and ensure they are on the same network segment as the NVR.
- Use the NVR's camera management interface to search for and add cameras.
- Ensure camera credentials (username/password) are correct.
- No Recording/Playback Issues:
- Verify that an HDD is installed and properly initialized by the NVR.
- Check the HDD status in the NVR's storage settings; ensure it's not full or faulty.
- Confirm that recording schedules are properly configured for the desired cameras.
- Ensure motion detection or other event triggers are correctly set up if using event-based recording.
8. Espesifikasyon teknik
| Karakteristik | Spesifikasyon |
|---|---|
| Nimewo Modèl | NVR302A-16-4KS2/L |
| Dimansyon pwodwi | 14.76 x 11.12 x 2.09 pous (37.49 x 28.24 x 5.31 cm) |
| Pwa atik | 3.33 liv (1.51 kg) |
| Kantite Chanèl | 16 chanèl |
| Max Decoding Capability | 16-ch@720P(30FPS) |
| Konpresyon videyo | Smart H.265 / Smart H.264 |
| Sòti videyo | VGA, HDMI (up to 4K resolution) |
| Odyo Antre / Sòti | Mic In, Mic Out |
| Sipò pou HDD | 2 SATA HDD Slots (up to 20 TB total, HDDs not included) |
| Entèfas USB | Multiple USB ports |
| Entèfas rezo a | RJ45 Ethernet Port |
| Koneksyon Teknoloji | VGA, HDMI |
| Compatible Protocols | ONVIF 2.4, RTSP, DHCP, HTTP, NTP, DDNS |
| Manifakti | Diamond |
| Peyi orijin | Lachin |
9. Garanti ak sipò
This Diamond NVR product comes with a standard manufacturer's warranty. For detailed warranty terms and conditions, please refer to the warranty card included in your package or visit the official Diamond product support website. For technical assistance, troubleshooting beyond this manual, or to inquire about repairs, please contact the vendor or manufacturer's customer support directly. Keep your purchase receipt as proof of purchase for warranty claims.





