1. Introduction
Thank you for choosing the Smartour AHD 720P-25 Rear View Camera. This camera is designed to provide a clear, wide-angle view for reversing and parking, enhancing safety and convenience. It features HD night vision and is waterproof, ensuring reliable performance in various conditions. This manual provides detailed instructions for installation, operation, and maintenance.
2. Specifications
| Attribute | Value |
|---|---|
| Brand Name | SMARTOUR |
| Lens Material | Plastic + Glass |
| Guiding Line | Yes |
| Length of Video Cable | 6M |
| Shell Material | Plastic |
| Wire or Wireless | Wire |
| Viewing Angle | 175° |
| Material | ABS |
| Origin | Mainland China |
Dimensions
3. Package Contents
The package typically includes the following items:
- Smartour AHD Camera
- Video Cable (RCA connectors)
- Power Cable
- Control Wires (for mode switching)
4. Setup and Installation
Before installation, ensure your Android head unit supports the desired video format (CVBS or AHD). If AHD cannot be selected in your head unit's settings, AHD cameras are not supported.
4.1 Wiring Diagrams
Refer to the following diagrams for proper wiring of your camera system. Ensure all connections are secure and insulated.
- Android Screen Connection: Connect the video output from the camera to the video input on your Android screen.
- BACK/Reverse (Display Trigger Line): Connect this line to the reverse trigger input on your Android screen.
- Red (12V+): Connect to the vehicle's Reverse Lights for rear view camera, or a switched 12V source for front view.
- Black (12V-): Connect to vehicle ground.
4.2 Control Line Adjustments
The camera features adjustable control lines to switch between different modes. These wires are typically found near the camera's video connector.
- White line: Control parking line (cut to disable/enable).
- Green line: Control Front view/Rearview switching (cut to switch).
- Blue line: CVBS / AHD 1080P switch (cut to switch to AHD 1080P).
Note: Cutting these wires is a permanent change. Ensure you understand the function before cutting.
4.3 Physical Installation
Mount the camera securely in the desired location (e.g., above the license plate for rear view, or on the front grille for front view). Ensure the camera has a clear, unobstructed view.
5. Operating Instructions
5.1 Android Head Unit Settings
After physical installation and wiring, configure your Android head unit to recognize the camera and display the correct video format.
- Go to Car Settings on your Android head unit.
- Navigate to Factory Settings.
- Find HD Reversing Settings or Backcar Setting.
- Select the appropriate video format: CVBS-NTSC, AHD-720P-25, AHD-1080P-25, CVBS-PAL, or TVI-25Hz, depending on your camera model and desired resolution.
Important: If AHD options cannot be selected, your Android head unit may not support AHD cameras.
5.2 Switching Video Formats (CVBS/AHD)
To switch between CVBS and AHD 720P, you may need to cut a specific wire on the camera cable. Refer to the control line diagram in Section 4.2.
5.3 Switching Front/Rear View
To switch between front and rear view modes, you may need to cut a specific wire on the camera cable. Refer to the control line diagram in Section 4.2.
6. Maintenance
- Cleaning: Regularly clean the camera lens with a soft, damp cloth to ensure a clear image. Avoid abrasive cleaners.
- Inspections: Periodically check all wiring connections for corrosion or damage. Ensure the camera is securely mounted.
- Waterproofing: The camera is designed to be waterproof, but avoid high-pressure water jets directly on the lens or housing.
7. Troubleshooting
- No image on screen:
- Check all power and video connections.
- Ensure the camera is receiving 12V power.
- Verify the Android head unit's video input is correctly selected.
- Confirm the 'BACK/Reverse' trigger line is properly connected and activated when reversing.
- Image is blurry or distorted:
- Clean the camera lens.
- Check for loose video cable connections.
- Ensure the correct video format (CVBS/AHD) is selected on both the camera (via cutting wires) and the Android head unit.
- AHD option not available in head unit settings:
- Your Android head unit may not support AHD cameras. Verify compatibility with your head unit's manufacturer.
- Ensure you have navigated to Car Settings >> Factory Settings >> HD Reversing Settings to find the options.
- Parking lines not appearing/disappearing:
- Check the white control wire. Cut or reconnect as needed to toggle parking lines.
- Incorrect view (front instead of rear, or vice versa):
- Check the green control wire. Cut or reconnect as needed to switch between front and rear views.
8. User Tips
- This camera has been noted to work well with Eonon Android head units.
- Ensure your Android head unit is updated to the latest firmware for optimal compatibility.
- When cutting control wires, use a sharp tool and insulate the cut ends properly to prevent short circuits or accidental changes.
9. Warranty and Support
For detailed warranty information and technical support, please refer to the official product documentation or contact the seller directly. A user manual in PDF format is available for download, which may contain additional information.
You can view the official item guides and documents, including a user manual (PDF), by visiting the product page or contacting customer support.
10. Safety Information
- Always disconnect the vehicle's battery before performing any electrical work.
- Ensure all wiring is properly routed and secured to prevent interference with vehicle operation or damage from moving parts.
- Do not attempt to modify the camera or its components beyond the instructions provided.
- This camera is an aid for driving and parking; it does not replace the driver's responsibility for safe operation of the vehicle. Always check your surroundings visually.