1. Product Overview
The Fookoo DY104 is a comprehensive 10-inch 1080P wired backup camera system designed for large vehicles such as trucks, RVs, semi-trailers, and box trucks. It features a quad split screen monitor, allowing simultaneous viewing of up to four cameras. The system includes recording capabilities and IP69 waterproof cameras with CCD sensors, ensuring clear images and reliable performance in various weather conditions. Integrated parking lines assist with safer and more efficient maneuvering.

Image: The Fookoo 10-inch HD monitor showing a truck from various camera angles, highlighting the quad split screen capability.
2. Package Contents
Verify that all components are present in your package:
- 10-inch HD Monitor
- Rear View Cameras (x2)
- Side View Cameras (x2)
- Remote Control
- Installation Kits (screws, brackets)
- Power Cord
- Video Cables (x4)
- Fan-shaped Bracket
- U-shaped Bracket

Image: A visual representation of all items included in the Fookoo backup camera system package.
3. Setup and Installation
Before permanent installation, it is recommended to test the system to ensure all components are functioning correctly.
3.1 Wiring Connections
Follow the wiring diagram for proper connection:
- Connect the Red wire to the ACC (Accessory) power source.
- Connect the Yellow wire to the battery positive terminal.
- Connect the Black wire to a metal ground point on the vehicle.
- Connect the 4-pin extension cables from the cameras to the corresponding inputs on the monitor.
- Trigger wires (Brown for CH1, Green for CH2, Blue for CH3, Grey for CH4) can be connected to specific vehicle signals (e.g., reverse light for a backup camera trigger) as needed.

Image: Detailed wiring diagram illustrating how to connect the monitor and cameras to the vehicle's power and trigger signals.
3.2 Camera and Monitor Placement
- Mount cameras in desired locations, ensuring a clear field of view and secure attachment.
- Align the notches in the connectors when installing to prevent damage to the pins.
- The monitor can be mounted on the dashboard or surface using the provided brackets.
3.3 Trailer Quick Connection/Disconnection
For trailers, additional cables can be run to allow for easy disconnection of the camera system when the trailer is not in use, eliminating the need for re-wiring each time.

Image: An illustration of the Fookoo camera system installed on a truck and trailer, demonstrating its use for large vehicles.
4. Operating Instructions
The Fookoo DY104 monitor provides intuitive controls for managing camera views and recording functions.
4.1 Monitor Controls
Use the buttons on the monitor or the remote control to navigate the system:
- UP/DOWN: Navigate menu options or adjust settings.
- MENU: Access the main menu for system configuration.
- SEL (Select): Confirm selections or switch between camera views.
- CH (Channel): Cycle through individual camera channels or split-screen modes.
- POWER: Turn the monitor on or off.
4.2 Quad Split Screen Functionality
The 10-inch monitor supports various display modes, including full screen, dual split, triple split, and quad split, allowing you to monitor multiple camera feeds simultaneously.

Image: Two Fookoo monitors demonstrating full screen and quad split screen views, showing multiple camera feeds.
4.3 Recording Function
The system includes a recording function that captures video footage, providing evidence in case of incidents. Ensure a compatible SD card is inserted for recording.

Image: The Fookoo monitor showing a vehicle on the road with a recording indicator, illustrating the loop recording feature.
4.4 Parking Lines
Adjustable parking lines can be displayed on the monitor to assist with precise parking and reversing maneuvers.

Image: A Fookoo monitor showing parking assistance lines overlaid on a camera view, aiding in vehicle maneuvering.
4.5 Image Flip
The monitor supports image flip functions (Normal, Mirror, Flip, Mir-Flip) to adjust the camera view orientation as needed for different mounting positions.

Image: A Fookoo monitor demonstrating the various image flip options available for camera feeds.
5. Features
- 10-inch HD Quad Split Screen Monitor: Provides a large 1920x1080 pixel display, allowing simultaneous viewing of up to four cameras for enhanced situational awareness.
- High-Quality IP69 Waterproof Cameras: Equipped with CCD sensors for clear, color images. Cameras are resistant to high/low temperatures (-4℉ to 198℉) and are IP69 waterproof for reliable operation in extreme weather.
- Circular Recording: The monitor records video footage, serving as a dash cam to provide video evidence of events.
- Parking Lines: Integrated parking lines assist with safe and precise parking and reversing.
- Wide Voltage Range: Operates on 9-36V DC power, compatible with a variety of large vehicles.

Image: A Fookoo camera with icons indicating its IP69 waterproof rating and temperature resistance, emphasizing its durability.
Video: An official Fookoo video demonstrating the wired 10-inch backup camera system kit in operation, showcasing its features and clarity.
6. Maintenance
To ensure optimal performance and longevity of your Fookoo backup camera system, follow these maintenance guidelines:
- Regular Cleaning: Keep camera lenses and the monitor screen clean from dirt, dust, and debris using a soft, damp cloth. Avoid abrasive cleaners.
- Check Connections: Periodically inspect all wired connections for tightness and signs of wear or corrosion. Secure any loose connections.
- Cable Management: Ensure all cables are properly routed and secured to prevent damage from vehicle movement or environmental factors.
- Software Updates: Check the Fookoo website or contact support for any available firmware updates for your system.
7. Troubleshooting
If you encounter issues with your Fookoo backup camera system, refer to the following common troubleshooting steps:
7.1 No Signal on Monitor
- Verify all camera cables are securely connected to the monitor.
- Check the power supply to the monitor and cameras. Ensure the red wire is connected to ACC, yellow to battery, and black to ground.
- Inspect cables for any damage or breaks.
- If only one camera shows 'No Signal', try swapping its connection with a working camera to isolate the issue to the camera or cable.
7.2 Monitor Not Powering On
- Ensure the power cable is correctly connected to the vehicle's power source (ACC, battery, ground).
- Check the vehicle's fuse box for any blown fuses related to the power connection.
- Confirm the vehicle's voltage is within the 9-36V DC operating range.
7.3 Intermittent Camera Image or Flickering
- Check for loose connections at both the camera and monitor ends.
- Ensure adequate power supply. Insufficient power, especially over long cable runs, can cause instability. Consider using thicker gauge wiring if experiencing issues with long cables.
- Inspect cables for damage or interference from other electrical components.
7.4 Trigger Wires Not Activating Correctly
- Verify the trigger wires are correctly connected to the intended signal source (e.g., reverse light).
- Ensure the signal source provides a stable voltage when activated. Some vehicle signals (like turn signals) may require a delay mechanism or voltage stabilizing circuit to prevent flickering or incorrect activation due to intermittent power.
If these steps do not resolve the issue, please contact Fookoo customer support for further assistance.
8. Specifications
| Brand | Fookoo |
| Screen Size | 10 Inches |
| Compatible Devices | Monitor |
| Installation Type | Dashboard Mount, Surface Mount |
| Voltage | 9-36 Volts DC |
| Optical Sensor Technology | CCD |
| Lens Type | Fixed Wide Angle |
| Real Angle of View | 170 Degrees |
| Connector Type | RCA (4-pin) |
| Optical Sensor Size | 1/3 inch |
| Lux Rating | 0.1 Lux |
| Display Technology | LCD |
| Video Capture Resolution | 1080p |
| Effective Still Resolution | 1920 Pixels |
| Waterproof Rating | IP69 |
| Temperature Resistance | -4℉ to 198℉ |
9. Warranty and Support
Fookoo provides an 18-month replacement support and lifetime after-sales service for this product. If you encounter any defective components, have questions, or require additional cables, please contact Fookoo customer support. Our team is available online 24 hours to assist you.
For support, please visit the official Fookoo store on Amazon or contact us directly through the platform.