1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your Vivotek ND9426P Network Video Recorder (NVR). The ND9426P is a 16-channel, 2-bay embedded NVR with Power over Ethernet (PoE) capabilities and integrated Artificial Intelligence (AI) features, designed for robust surveillance applications. Please read this manual thoroughly before using the device to ensure proper setup and functionality.
2. Safety Information
- Ensure the NVR is installed in a well-ventilated area to prevent overheating.
- Use only the power adapter supplied with the device.
- Do not expose the NVR to water, moisture, or extreme temperatures.
- Avoid placing heavy objects on top of the NVR.
- Disconnect power before performing any maintenance or installation procedures.
- Refer all servicing to qualified personnel.
3. Package Contents
Verify that all items listed below are included in your package. If any items are missing or damaged, contact your vendor immediately.
- Vivotek ND9426P NVR Unit
- Power Adapter
- USB Mouse
- Quick Installation Guide
- HDD Mounting Screws
4. Physical Overview
Familiarize yourself with the front and rear panels of the Vivotek ND9426P NVR.

Figure 1: Front Panel of Vivotek ND9426P NVR. This image displays the front of the NVR unit, featuring the VIVOTEK brand logo on the left, two small indicator LEDs labeled "NET1" and "STATUS" in the center, and a blue USB 3.0 port on the right. The overall casing is a dark gray metallic finish.
4.1 Front Panel
- VIVOTEK Logo: Indicates the brand.
- NET1 LED: Network activity indicator for LAN port 1.
- STATUS LED: System status indicator.
- USB 3.0 Port: For connecting a USB mouse, keyboard, or external storage devices.
4.2 Rear Panel (Typical Configuration)
While not pictured, the rear panel typically includes the following ports:
- PoE Ports (x16): RJ-45 ports for connecting IP cameras and providing power.
- LAN Port: RJ-45 port for connecting the NVR to your local network.
- HDMI Output: For connecting to a monitor or display.
- VGA Output: For connecting to a monitor or display.
- Audio In/Out: For connecting external audio devices.
- USB 2.0 Ports: Additional USB ports for peripherals.
- Power Input: For connecting the power adapter.
- Grounding Terminal: For safety grounding.
5. Setup
5.1 Hardware Installation
- Hard Drive Installation:
Unscrew the NVR casing to access the internal bays. Mount up to two 3.5-inch SATA hard drives using the provided screws. Reattach the casing securely.
- Connect IP Cameras:
Connect your PoE-enabled IP cameras to the NVR's PoE ports using Ethernet cables. The NVR will provide power and data connectivity.
- Connect Display and Mouse:
Connect a monitor to the NVR's HDMI or VGA output port. Connect the USB mouse to one of the NVR's USB ports.
- Network Connection:
Connect the NVR's LAN port to your network router or switch using an Ethernet cable.
- Power On:
Connect the power adapter to the NVR's power input and then plug it into a power outlet. The NVR will power on automatically.
5.2 Initial Configuration
- Upon first boot, the NVR will guide you through a setup wizard. Follow the on-screen instructions.
- Set a strong password for the administrator account. This is crucial for security.
- Configure network settings (DHCP or static IP).
- Scan for and add connected IP cameras.
- Set date, time, and time zone.
6. Operating the NVR
6.1 User Interface Navigation
- Live View: Access real-time video feeds from all connected cameras. Use the mouse to select camera views and layouts.
- Playback: Review recorded footage. Navigate through timelines, search by date/time, and export video clips.
- Recording Settings: Configure recording schedules (continuous, motion-triggered, event-based) and video quality for each camera.
- Event Management: Set up alerts for motion detection, tampering, or AI-triggered events. Configure notification methods (e.g., email, push notifications).
- System Settings: Manage user accounts, network configurations, storage, and system logs.
6.2 AI Features
The Vivotek ND9426P integrates advanced AI capabilities to enhance surveillance efficiency. These features may include:
- Smart Motion Detection: Differentiates between human/vehicle movement and environmental factors to reduce false alarms.
- Intrusion Detection: Defines specific areas for monitoring and triggers alerts upon unauthorized entry.
- Line Crossing Detection: Detects when an object crosses a predefined virtual line.
- Refer to the NVR's on-screen interface or the detailed software manual for specific AI feature configuration.
7. Maintenance
- Firmware Updates: Regularly check the VIVOTEK website for firmware updates to ensure optimal performance and security. Follow the provided instructions carefully for updating.
- Data Backup: Periodically back up important recorded footage to external storage devices (e.g., USB drive, network storage) to prevent data loss.
- System Logs: Review system logs regularly for any error messages or unusual activity that may indicate a problem.
- Cleaning: Keep the NVR unit clean and free from dust. Use a soft, dry cloth. Do not use liquid cleaners or aerosols. Ensure ventilation openings are not obstructed.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No video output on monitor | Loose cable connection, incorrect input source on monitor, NVR not powered on. | Check HDMI/VGA cable connections. Ensure monitor is set to correct input. Verify NVR power. |
| Cameras not displaying | Camera not powered, network issue, incorrect camera settings. | Check camera power and Ethernet cables. Verify network connectivity. Ensure cameras are added and configured correctly in NVR settings. |
| Cannot access NVR over network | Network cable disconnected, incorrect IP address, firewall blocking access. | Check LAN cable. Verify NVR's IP address and network settings. Adjust firewall rules if necessary. |
| Recording not working | Hard drive not installed/initialized, recording schedule not set, insufficient storage. | Ensure HDD is installed and formatted. Check recording schedules. Verify available storage space. |
9. Specifications
| Model | ND9426P |
| Brand | VIVOTEK |
| Number of Channels | 16 |
| HDD Bays | 2 (3.5" SATA) |
| PoE Ports | 16 |
| Connectivity Technology | Ethernet, USB |
| Item Weight | 1 Kilograms (2.2 pounds) |
| Package Dimensions | 0.39 x 0.39 x 0.39 inches (L x W x H) |
Note: Specifications are subject to change without notice. For the most current information, please refer to the official VIVOTEK product page.
10. Warranty and Support
VIVOTEK products are covered by a limited warranty. For detailed warranty terms and conditions, please refer to the warranty card included with your product or visit the official VIVOTEK website.
For technical support, product inquiries, or service requests, please contact your local VIVOTEK dealer or visit the VIVOTEK support portal online. Have your product model and serial number ready when contacting support.
- VIVOTEK Official Website: www.vivotek.com
- Support Portal: Refer to the website for regional support contacts.





