1. Introduction
This manual provides instructions for the installation, operation, and maintenance of your Bafang Central Motor Display. These displays are designed for electric bicycles, offering essential information and control for your e-bike system. Please read this manual carefully before use to ensure proper function and safety.
2. Product Models
Bafang offers a range of displays compatible with central motor systems. Common models include:
- DP C230 CAN
- DP C240 UART/CAN
- DP C07 UART/CAN
- DP C11 UART/CAN
- DP C270 CAN
- DP C15 UART/CAN
- DP C181 UART/CAN
- DP C01/C961
- DP C18 CAN
3. Setup and Installation
The Bafang display is a customized product. It is crucial to ensure compatibility with your specific e-bike system (motor, controller, and battery voltage). If you have not already, please communicate your system's specifications to the seller to ensure you receive the correct display version.
3.1 Package Contents
Depending on your specific model, your package may include:
- Bafang Display Unit (e.g., DPC18)
- Remote Control Unit (for models with external buttons)
- Mounting Bracket(s)
- Screws for mounting
- User Manual (this document)
3.2 Mounting the Display
- Choose a suitable position on your handlebar for the display unit, ensuring it does not obstruct your view or control of the bicycle.
- Attach the mounting bracket to the handlebar using the provided screws. Ensure it is securely fastened.
- Slide the display unit onto the mounting bracket until it clicks into place.
- If your model includes a separate remote control unit, mount it near your thumb for easy access.
3.3 Connecting the Cables
- Locate the display cable coming from your e-bike's central motor system.
- Align the connectors carefully and push them together until they are fully seated. Ensure the green connector is properly engaged if present.
- Secure any loose cables with zip ties or cable wraps to prevent them from interfering with moving parts or getting damaged.
4. Operating Instructions
While specific button layouts and functions may vary slightly between models, the core operations remain similar.
4.1 Power On/Off
- To Power On: Press and hold the Power button (often marked with a 'U' or power symbol) for a few seconds until the display illuminates.
- To Power Off: Press and hold the Power button again until the display turns off.
4.2 Display Information
The display typically shows the following information:
- Current Speed (km/h or mph)
- Assist Level (e.g., 0-5, ECO, SPORT)
- Battery Level Indicator
- Trip Distance (TRIP)
- Total Odometer (ODO or TOTAL)
- Time
- Headlight Indicator
- Error Codes (if any)
4.3 Changing Assist Levels
Use the '+' and '-' buttons on the display or remote to increase or decrease the motor's assist level. Level 0 typically means no assist, while higher numbers provide more power.
4.4 Navigating Menus and Settings
Many displays feature a 'MODE' or 'i' button to cycle through different display screens (e.g., Trip, ODO, Max Speed, Avg Speed) or to enter settings menus. Consult your specific display model's detailed instructions for advanced settings like wheel size, speed limit, or password protection.
5. Maintenance
Proper maintenance ensures the longevity and reliable performance of your Bafang display.
- Cleaning: Wipe the display screen and housing with a soft, damp cloth. Do not use abrasive cleaners, solvents, or spray water directly onto the unit.
- Environmental Conditions: Avoid exposing the display to extreme temperatures outside its operating range (-20℃ to 60℃) or prolonged direct sunlight. Store the unit within the recommended storage temperature (-30℃ to 70℃).
- Cable Inspection: Periodically check all cables and connectors for signs of wear, damage, or corrosion. Ensure connections are secure.
- Water Exposure: While most displays are splash-proof, avoid submerging the unit in water or exposing it to heavy rain for extended periods.
6. Troubleshooting
If you encounter issues with your Bafang display, try the following steps:
- Display Not Turning On:
- Check if the e-bike battery is charged and turned on.
- Ensure all display cables are securely connected to the motor/controller.
- If the issue persists, contact customer support.
- Incorrect Speed/Distance Readings:
- Verify that the wheel size setting in the display's menu matches your bicycle's wheel size.
- Check the speed sensor and magnet for proper alignment and cleanliness.
- Buttons Not Responding:
- Ensure the display is powered on.
- Check for any physical obstructions or damage to the buttons.
- If using a remote, ensure its connection is secure.
- Error Codes: If an error code appears on the display, consult your e-bike system's comprehensive manual or contact Bafang support with the specific code for diagnosis.
7. Specifications
| Feature | Specification |
|---|---|
| Product Name | Smart Controller for Electric Bicycle |
| Model Number | DPC18 (and other variants) |
| Power Supply | 24 V / 36 V / 48 V |
| Rated Operating Current | 6 ~ 25 A |
| Maximum Operating Current | 30 mA |
| Off-state Leakage Current | < 1 μA |
| Operating Temperature | -20℃ ~ 60℃ |
| Storage Temperature | -30℃ ~ 70℃ |
| Type | Wired Stopwatch |
| Origin | Mainland China |
| Certification | CE |
8. Warranty and Support
Bafang strives to provide high-quality products. If you encounter any issues with your display, please contact the seller or Bafang customer support.
8.1 Return Policy
If you need to return the goods within 15 days of receipt due to product defects, damage, or any fault of the seller (not due to personal preference or misuse), your payment will be refunded. Returned items must be in their original condition. Please do not sign the shipping bill if products are defective upon arrival; take photos and contact the seller immediately.
8.2 Contact Support
For any questions or assistance, please feel free to contact the seller or Bafang support. When reflecting a problem, please provide:
- Order Number
- Image/video of the defective products
9. User Tips
- Customization is Key: Since these displays are often customized, always confirm your e-bike's specific requirements (e.g., voltage, communication protocol like UART or CAN, pin configuration) with the seller before purchasing to ensure full compatibility.
- Monitor Compatibility: Before purchasing, verify if the display is compatible with your e-bike's existing system, especially if you have a specific brand of motor or controller (e.g., Prophete bike with Blaupunkt display).
- Protect Your Display: Consider using a screen protector or a protective cover for your display to guard against scratches and minor impacts, especially during off-road riding.
- Regular Checks: Periodically check the display's mounting and cable connections to ensure they remain tight and secure, preventing accidental disconnections or damage during rides.
