1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your Lorex Fusion 4K PoE Wired Security Camera, model E842CDB. This camera is designed for both indoor and outdoor surveillance, offering high-resolution video and advanced features to enhance your security system.
2. Product Overview
The Lorex Fusion 4K PoE Wired Security Camera (E842CDB) is a robust surveillance solution featuring 4K Ultra HD resolution for clear video. It includes Color Night Vision for enhanced visibility in low light and infrared (IR) night vision for complete darkness. The camera is IP67 weatherproof rated, ensuring durability in various environmental conditions. It integrates with compatible Lorex NVRs for a complete security system.

Image: Front view of the Lorex Fusion 4K PoE Wired Security Camera.

Image: Side view of the Lorex Fusion 4K PoE Wired Security Camera, showing its dome form factor.
Key Features:
- 4K Ultra HD Resolution: Provides clear video with a 105-degree field of view.
- Color Night Vision: Delivers full-color video in ambient lighting conditions.
- Infrared (IR) Night Vision: Offers clear black and white video up to 130ft in complete darkness.
- IP67 Weatherproof Rating: Designed to withstand harsh weather, including rain, snow, and extreme temperatures (-40°F to 131°F).
- HDR (High Dynamic Range): Improves video clarity in high-contrast lighting conditions.
- Smart Motion Detection: Reduces unnecessary alerts by accurately detecting motion.
- PoE (Power over Ethernet): Simplifies installation by providing power and data through a single Ethernet cable.
3. What's in the Box
Upon opening the package, verify that all components are present:
- Lorex Fusion 4K PoE Wired Security Camera (Model E842CDB)
- Mounting hardware (screws, anchors)
- Ethernet cable (may vary by package)
- Quick Start Guide
4. Setup and Installation
4.1 Before Installation
- Ensure you have a compatible Lorex NVR (LNR600/LNR600X/LNR6100/LNR6100X/N841/N842/N861B/N862B/N881/N843/NR810-series recorders).
- Plan the camera's location, considering the field of view and proximity to your NVR or PoE switch.
- Test the camera's functionality and network connection before permanent mounting.
4.2 Connecting the Camera (PoE)
This camera utilizes Power over Ethernet (PoE), meaning a single Ethernet cable provides both power and video transmission.
- Connect one end of an Ethernet cable to the camera's Ethernet port.
- Connect the other end of the Ethernet cable to a PoE port on your compatible Lorex NVR or a PoE switch.
- Ensure the NVR or PoE switch is powered on. The camera should automatically power up and attempt to connect to the network.

Image: Illustration of Ethernet cables connected to a network switch, representing the wired connection for the security camera.
4.3 Mounting the Camera
The camera supports both ceiling and wall mounting. Choose a location that provides the desired viewing angle and is within reach of your Ethernet cable.
- Positioning: Hold the camera in the desired mounting location to check the field of view on your NVR monitor or Lorex app.
- Marking: Use the mounting template (if provided) or the camera base to mark the screw holes on the mounting surface.
- Drilling: Drill pilot holes for the screws. If mounting on drywall or masonry, insert the provided anchors.
- Securing: Route the Ethernet cable through the mounting surface or cable notch. Secure the camera base to the surface using the provided screws.
- Adjusting: Loosen the adjustment screws on the camera body to position the lens for the optimal viewing angle. Tighten the screws once adjusted.

Image: The Lorex Fusion 4K PoE Wired Security Camera mounted on a wooden ceiling, demonstrating a typical installation.
5. Operating Instructions
Once installed and connected to your Lorex NVR, the camera will begin recording according to your NVR's settings. You can access and manage the camera through your NVR interface or the Lorex mobile application.
5.1 Video Monitoring
- Live View: Access the live feed from your NVR monitor or the Lorex app.
- 4K Ultra HD: The camera captures video in 4K resolution, providing detailed images.
- Digital Zoom: Utilize the digital zoom feature through your NVR or app to magnify specific areas of the live or recorded footage.

Image: A visual comparison demonstrating the sharper video quality and superior digital zoom capabilities of 4K Ultra HD resolution.
5.2 Night Vision Modes
- Color Night Vision: In low-light conditions with ambient light sources, the camera will automatically switch to Color Night Vision, providing full-color images.
- Infrared (IR) Night Vision: In complete darkness, the camera's infrared LEDs activate, providing clear black and white video up to 130 feet.

Image: A split image showing the difference between traditional infrared night vision (monochrome) and color night vision in a nighttime outdoor environment.
5.3 Motion Detection
The camera features smart motion detection to alert you to activity. Configure motion detection zones and sensitivity settings through your NVR or the Lorex app to minimize false alarms.
- Alerts: Receive notifications on your mobile device when motion is detected (requires app setup).
- Recording: Motion-triggered recording can be configured on your NVR to save storage space and quickly review events.

Image: A person viewing a smartphone displaying a 'Someone was detected by Front Door' notification, illustrating the smart motion detection feature.
5.4 HDR Functionality
High Dynamic Range (HDR) automatically adjusts the camera's exposure to provide balanced video in scenes with both very bright and very dark areas, ensuring details are visible across the entire image.
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your security camera.
6.1 Cleaning the Camera
- Periodically clean the camera lens and housing with a soft, damp cloth.
- Avoid using harsh chemicals or abrasive cleaners, as these can damage the lens or finish.
- Ensure the camera is powered off before cleaning.
6.2 Weather Resistance
The camera has an IP67 weatherproof rating, indicating it is protected against dust ingress and immersion in water up to 1 meter for 30 minutes. This rating ensures reliable operation in various outdoor conditions.

Image: A Lorex security camera mounted on an exterior wall during rainy weather, highlighting its IP67 weatherproof design for year-round outdoor use.
7. Troubleshooting
If you encounter issues with your Lorex Fusion 4K PoE Wired Security Camera, refer to the following common troubleshooting steps:
- No Video/Power:
- Verify the Ethernet cable is securely connected at both the camera and the NVR/PoE switch.
- Ensure the NVR or PoE switch is powered on and functioning correctly.
- Try a different Ethernet cable or PoE port.
- Poor Video Quality:
- Clean the camera lens to remove any dirt or smudges.
- Check for obstructions in the camera's field of view.
- Ensure the camera's firmware is up to date (check via NVR or Lorex support).
- Motion Detection Issues:
- Adjust motion detection sensitivity and zones in your NVR or Lorex app settings.
- Ensure there are no moving objects (e.g., tree branches) constantly triggering alerts in the detection zone.
- Network Connectivity Problems:
- Confirm your NVR has a stable internet connection.
- Restart your NVR and network router.
For further assistance, please refer to the Lorex support website or contact their customer service.
8. Specifications
Detailed technical specifications for the Lorex Fusion 4K PoE Wired Security Camera (Model E842CDB):

Image: Product label showing model number E842CDB-Z, input voltage, power consumption, and serial number.
| Feature | Detail |
|---|---|
| Model Name | E842CDB |
| Video Capture Resolution | 4K (8 MP Effective Still Resolution) |
| Indoor/Outdoor Usage | Indoor, Outdoor |
| Connectivity Technology | Wired (Ethernet, PoE) |
| Power Source | Corded Electric (PoE 802.3af) |
| Controller Type | App, NVR |
| Mounting Type | Ceiling Mount, Wall Mount |
| Color | Black Dome |
| Form Factor | Dome |
| Item Dimensions (L x W x H) | 11.5 x 6 x 6 inches |
| Item Weight | 1 pound (16 ounces) |
| Alert Type | Motion Only |
| International Protection Rating | IP67 |
| Compatible Devices | Lorex LNR600/LNR600X/LNR6100/LNR6100X/N841/N842/N861B/N862B/N881/N843/NR810-series recorders |
| Manufacturer | Lorex |
| UPC | 695529052168 |
9. Warranty and Support
Lorex provides support for its products. For detailed warranty information, product registration, and technical assistance, please visit the official Lorex website or contact their customer support team.
- Online Support: Visit www.lorex.com/support for FAQs, downloads, and contact options.
- Product Registration: Register your product to receive updates and streamline warranty claims.





